[arch-commits] Commit in llvm/repos (12 files)

Evangelos Foutras foutrelis at archlinux.org
Fri Sep 8 03:35:19 UTC 2017


    Date: Friday, September 8, 2017 @ 03:35:18
  Author: foutrelis
Revision: 305024

archrelease: copy trunk to staging-i686, staging-x86_64

Added:
  llvm/repos/staging-i686/
  llvm/repos/staging-i686/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch
    (from rev 305023, llvm/trunk/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch)
  llvm/repos/staging-i686/0002-Enable-SSP-and-PIE-by-default.patch
    (from rev 305023, llvm/trunk/0002-Enable-SSP-and-PIE-by-default.patch)
  llvm/repos/staging-i686/PKGBUILD
    (from rev 305023, llvm/trunk/PKGBUILD)
  llvm/repos/staging-i686/disable-llvm-symbolizer-test.patch
    (from rev 305023, llvm/trunk/disable-llvm-symbolizer-test.patch)
  llvm/repos/staging-i686/llvm-config.h
    (from rev 305023, llvm/trunk/llvm-config.h)
  llvm/repos/staging-x86_64/
  llvm/repos/staging-x86_64/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch
    (from rev 305023, llvm/trunk/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch)
  llvm/repos/staging-x86_64/0002-Enable-SSP-and-PIE-by-default.patch
    (from rev 305023, llvm/trunk/0002-Enable-SSP-and-PIE-by-default.patch)
  llvm/repos/staging-x86_64/PKGBUILD
    (from rev 305023, llvm/trunk/PKGBUILD)
  llvm/repos/staging-x86_64/disable-llvm-symbolizer-test.patch
    (from rev 305023, llvm/trunk/disable-llvm-symbolizer-test.patch)
  llvm/repos/staging-x86_64/llvm-config.h
    (from rev 305023, llvm/trunk/llvm-config.h)

---------------------------------------------------------------------+
 staging-i686/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch   |   37 +
 staging-i686/0002-Enable-SSP-and-PIE-by-default.patch               |  268 +++++++++
 staging-i686/PKGBUILD                                               |  270 ++++++++++
 staging-i686/disable-llvm-symbolizer-test.patch                     |   26 
 staging-i686/llvm-config.h                                          |    9 
 staging-x86_64/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch |   37 +
 staging-x86_64/0002-Enable-SSP-and-PIE-by-default.patch             |  268 +++++++++
 staging-x86_64/PKGBUILD                                             |  270 ++++++++++
 staging-x86_64/disable-llvm-symbolizer-test.patch                   |   26 
 staging-x86_64/llvm-config.h                                        |    9 
 10 files changed, 1220 insertions(+)

Copied: llvm/repos/staging-i686/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch (from rev 305023, llvm/trunk/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch)
===================================================================
--- staging-i686/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch	                        (rev 0)
+++ staging-i686/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch	2017-09-08 03:35:18 UTC (rev 305024)
@@ -0,0 +1,37 @@
+From fedcf1d9691bf669d8cd771a032e851d8247aff9 Mon Sep 17 00:00:00 2001
+From: Evangelos Foutras <evangelos at foutrelis.com>
+Date: Thu, 6 Jul 2017 18:53:05 +0300
+Subject: [PATCH 1/2] GCC compatibility: Ignore the -fno-plt flag
+
+---
+ include/clang/Driver/Options.td | 1 +
+ test/Driver/clang_f_opts.c      | 1 +
+ 2 files changed, 2 insertions(+)
+
+diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
+index 05dc9d7eb3..c93e6cc08c 100644
+--- a/include/clang/Driver/Options.td
++++ b/include/clang/Driver/Options.td
+@@ -2505,6 +2505,7 @@ defm ivopts : BooleanFFlag<"ivopts">, Group<clang_ignored_gcc_optimization_f_Gro
+ defm non_call_exceptions : BooleanFFlag<"non-call-exceptions">, Group<clang_ignored_f_Group>;
+ defm peel_loops : BooleanFFlag<"peel-loops">, Group<clang_ignored_gcc_optimization_f_Group>;
+ defm permissive : BooleanFFlag<"permissive">, Group<clang_ignored_f_Group>;
++defm plt : BooleanFFlag<"plt">, Group<clang_ignored_f_Group>;
+ defm prefetch_loop_arrays : BooleanFFlag<"prefetch-loop-arrays">, Group<clang_ignored_gcc_optimization_f_Group>;
+ defm printf : BooleanFFlag<"printf">, Group<clang_ignored_f_Group>;
+ defm profile : BooleanFFlag<"profile">, Group<clang_ignored_f_Group>;
+diff --git a/test/Driver/clang_f_opts.c b/test/Driver/clang_f_opts.c
+index c17cec6eba..d9480c915e 100644
+--- a/test/Driver/clang_f_opts.c
++++ b/test/Driver/clang_f_opts.c
+@@ -277,6 +277,7 @@
+ // RUN:     -fno-caller-saves -fcaller-saves                                  \
+ // RUN:     -fno-reorder-blocks -freorder-blocks                              \
+ // RUN:     -fno-schedule-insns2 -fschedule-insns2                            \
++// RUN:     -fno-plt -fplt                                                    \
+ // RUN:     -fno-stack-check                                                  \
+ // RUN:     -fno-check-new -fcheck-new                                        \
+ // RUN:     -ffriend-injection                                                \
+-- 
+2.14.1
+

Copied: llvm/repos/staging-i686/0002-Enable-SSP-and-PIE-by-default.patch (from rev 305023, llvm/trunk/0002-Enable-SSP-and-PIE-by-default.patch)
===================================================================
--- staging-i686/0002-Enable-SSP-and-PIE-by-default.patch	                        (rev 0)
+++ staging-i686/0002-Enable-SSP-and-PIE-by-default.patch	2017-09-08 03:35:18 UTC (rev 305024)
@@ -0,0 +1,268 @@
+From 60fa751da239e592b31bde2533342dac64359e7f Mon Sep 17 00:00:00 2001
+From: Evangelos Foutras <evangelos at foutrelis.com>
+Date: Thu, 6 Jul 2017 18:15:43 +0300
+Subject: [PATCH 2/2] Enable SSP and PIE by default
+
+This is a minimal set of changes needed to make clang use SSP and PIE by
+default on Arch Linux. Tests that were easy to adjust have been changed
+accordingly; only test/Driver/linux-ld.c has been marked as "expected
+failure" due to the number of changes it would require (mostly replacing
+crtbegin.o with crtbeginS.o).
+
+Doing so is needed in order to align clang with the new default GCC
+behavior in Arch which generates PIE executables by default and also
+defaults to -fstack-protector-strong. It is not meant to be a long term
+solution, but a simple temporary fix.
+
+Hopefully these changes will be obsoleted by the introduction upstream
+of a compile-time option (https://bugs.llvm.org/show_bug.cgi?id=13410)
+---
+ lib/Driver/ToolChains/Gnu.cpp       |  1 +
+ lib/Driver/ToolChains/Linux.cpp     | 14 +++++++++++++-
+ lib/Driver/ToolChains/Linux.h       |  1 +
+ test/Driver/cross-linux.c           | 16 ++++++++--------
+ test/Driver/env.c                   |  2 +-
+ test/Driver/fsanitize.c             | 18 ++++++++++--------
+ test/Driver/gcc-toolchain.cpp       |  2 +-
+ test/Driver/hexagon-toolchain-elf.c |  2 +-
+ test/Driver/linux-as.c              |  4 ++--
+ test/Driver/linux-ld.c              |  2 ++
+ test/Driver/stack-protector.c       |  4 ++--
+ 11 files changed, 42 insertions(+), 24 deletions(-)
+
+diff --git a/lib/Driver/ToolChains/Gnu.cpp b/lib/Driver/ToolChains/Gnu.cpp
+index 72a9f85ba3..4fd567b03b 100644
+--- a/lib/Driver/ToolChains/Gnu.cpp
++++ b/lib/Driver/ToolChains/Gnu.cpp
+@@ -417,6 +417,7 @@ void tools::gnutools::Linker::ConstructJob(Compilation &C, const JobAction &JA,
+   const bool IsIAMCU = ToolChain.getTriple().isOSIAMCU();
+   const bool IsPIE =
+       !Args.hasArg(options::OPT_shared) && !Args.hasArg(options::OPT_static) &&
++      !Args.hasArg(options::OPT_nopie) &&
+       (Args.hasArg(options::OPT_pie) || ToolChain.isPIEDefault());
+   const bool HasCRTBeginEndFiles =
+       ToolChain.getTriple().hasEnvironment() ||
+diff --git a/lib/Driver/ToolChains/Linux.cpp b/lib/Driver/ToolChains/Linux.cpp
+index 08a27fa7fe..1dd70b115d 100644
+--- a/lib/Driver/ToolChains/Linux.cpp
++++ b/lib/Driver/ToolChains/Linux.cpp
+@@ -810,7 +810,19 @@ void Linux::AddIAMCUIncludeArgs(const ArgList &DriverArgs,
+   }
+ }
+ 
+-bool Linux::isPIEDefault() const { return getSanitizerArgs().requiresPIE(); }
++bool Linux::isPIEDefault() const {
++  const bool IsMips = tools::isMipsArch(getTriple().getArch());
++  const bool IsAndroid = getTriple().isAndroid();
++
++  if (IsMips || IsAndroid)
++    return getSanitizerArgs().requiresPIE();
++
++  return true;
++}
++
++unsigned Linux::GetDefaultStackProtectorLevel(bool KernelOrKext) const {
++  return 2;
++}
+ 
+ SanitizerMask Linux::getSupportedSanitizers() const {
+   const bool IsX86 = getTriple().getArch() == llvm::Triple::x86;
+diff --git a/lib/Driver/ToolChains/Linux.h b/lib/Driver/ToolChains/Linux.h
+index 9778c1832c..ddd46a1d58 100644
+--- a/lib/Driver/ToolChains/Linux.h
++++ b/lib/Driver/ToolChains/Linux.h
+@@ -36,6 +36,7 @@ public:
+   void AddIAMCUIncludeArgs(const llvm::opt::ArgList &DriverArgs,
+                            llvm::opt::ArgStringList &CC1Args) const override;
+   bool isPIEDefault() const override;
++  unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override;
+   SanitizerMask getSupportedSanitizers() const override;
+   void addProfileRTLibs(const llvm::opt::ArgList &Args,
+                         llvm::opt::ArgStringList &CmdArgs) const override;
+diff --git a/test/Driver/cross-linux.c b/test/Driver/cross-linux.c
+index a5ea832e77..1949c05a60 100644
+--- a/test/Driver/cross-linux.c
++++ b/test/Driver/cross-linux.c
+@@ -42,8 +42,8 @@
+ // CHECK-MULTI32-I386: "{{.*}}/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0/../../../../i386-unknown-linux/bin{{/|\\\\}}ld"
+ // CHECK-MULTI32-I386: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
+ // CHECK-MULTI32-I386: "-m" "elf_i386"
+-// CHECK-MULTI32-I386: "crti.o" "[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]{{/|\\\\}}crtbegin.o"
+-// CHECK-MULTI32-I386: "-L[[gcc_install]]"
++// CHECK-MULTI32-I386: "crti.o" "crtbeginS.o"
++// CHECK-MULTI32-I386: "-L[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]"
+ // CHECK-MULTI32-I386: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib/../lib32"
+ // CHECK-MULTI32-I386: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib"
+ // CHECK-MULTI32-I386: "-L[[sysroot]]/lib"
+@@ -59,8 +59,8 @@
+ // CHECK-MULTI32-X86-64: "{{.*}}/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0/../../../../i386-unknown-linux/bin{{/|\\\\}}ld"
+ // CHECK-MULTI32-X86-64: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
+ // CHECK-MULTI32-X86-64: "-m" "elf_x86_64"
+-// CHECK-MULTI32-X86-64: "crti.o" "[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]/64{{/|\\\\}}crtbegin.o"
+-// CHECK-MULTI32-X86-64: "-L[[gcc_install]]/64"
++// CHECK-MULTI32-X86-64: "crti.o" "crtbeginS.o"
++// CHECK-MULTI32-X86-64: "-L[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]/64"
+ // CHECK-MULTI32-X86-64: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib/../lib64"
+ // CHECK-MULTI32-X86-64: "-L[[gcc_install]]"
+ // CHECK-MULTI32-X86-64: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib"
+@@ -77,8 +77,8 @@
+ // CHECK-MULTI64-I386: "{{.*}}/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0/../../../../x86_64-unknown-linux/bin{{/|\\\\}}ld"
+ // CHECK-MULTI64-I386: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
+ // CHECK-MULTI64-I386: "-m" "elf_i386"
+-// CHECK-MULTI64-I386: "crti.o" "[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]/32{{/|\\\\}}crtbegin.o"
+-// CHECK-MULTI64-I386: "-L[[gcc_install]]/32"
++// CHECK-MULTI64-I386: "crti.o" "crtbeginS.o"
++// CHECK-MULTI64-I386: "-L[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]/32"
+ // CHECK-MULTI64-I386: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib/../lib32"
+ // CHECK-MULTI64-I386: "-L[[gcc_install]]"
+ // CHECK-MULTI64-I386: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib"
+@@ -95,8 +95,8 @@
+ // CHECK-MULTI64-X86-64: "{{.*}}/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0/../../../../x86_64-unknown-linux/bin{{/|\\\\}}ld"
+ // CHECK-MULTI64-X86-64: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
+ // CHECK-MULTI64-X86-64: "-m" "elf_x86_64"
+-// CHECK-MULTI64-X86-64: "crti.o" "[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]{{/|\\\\}}crtbegin.o"
+-// CHECK-MULTI64-X86-64: "-L[[gcc_install]]"
++// CHECK-MULTI64-X86-64: "crti.o" "crtbeginS.o"
++// CHECK-MULTI64-X86-64: "-L[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]"
+ // CHECK-MULTI64-X86-64: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib/../lib64"
+ // CHECK-MULTI64-X86-64: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib"
+ // CHECK-MULTI64-X86-64: "-L[[sysroot]]/lib"
+diff --git a/test/Driver/env.c b/test/Driver/env.c
+index 0371bc91c4..ea89f52512 100644
+--- a/test/Driver/env.c
++++ b/test/Driver/env.c
+@@ -20,7 +20,7 @@
+ //
+ // CHECK-LD-32-NOT: warning:
+ // CHECK-LD-32: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
+-// CHECK-LD-32: "{{.*}}/usr/lib/gcc/i386-unknown-linux/4.6.0{{/|\\\\}}crtbegin.o"
++// CHECK-LD-32: "crtbeginS.o"
+ // CHECK-LD-32: "-L[[SYSROOT]]/usr/lib/gcc/i386-unknown-linux/4.6.0"
+ // CHECK-LD-32: "-L[[SYSROOT]]/usr/lib/gcc/i386-unknown-linux/4.6.0/../../../../i386-unknown-linux/lib"
+ // CHECK-LD-32: "-L[[SYSROOT]]/usr/lib/gcc/i386-unknown-linux/4.6.0/../../.."
+diff --git a/test/Driver/fsanitize.c b/test/Driver/fsanitize.c
+index 0752ef6df0..5d1e211b24 100644
+--- a/test/Driver/fsanitize.c
++++ b/test/Driver/fsanitize.c
+@@ -192,13 +192,13 @@
+ // RUN: %clang -target x86_64-linux-gnu -fsanitize=vptr -fno-sanitize=vptr -fsanitize=undefined,address %s -### 2>&1
+ // OK
+ 
+-// RUN: %clang -target x86_64-linux-gnu -fsanitize=thread %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
+-// RUN: %clang -target x86_64-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
++// RUN: %clang -target x86_64-linux-gnu -fsanitize=thread %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
++// RUN: %clang -target x86_64-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
+ // RUN: %clang -target x86_64-unknown-freebsd -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
+ // RUN: %clang -target aarch64-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
+ // RUN: %clang -target arm-linux-androideabi -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
+-// RUN: %clang -target x86_64-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
+-// RUN: %clang -target i386-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
++// RUN: %clang -target x86_64-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
++// RUN: %clang -target i386-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
+ 
+ // CHECK-NO-PIE-NOT: "-pie"
+ // CHECK-NO-PIE: "-mrelocation-model" "static"
+@@ -491,12 +491,12 @@
+ // RUN: %clang -fno-sanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NOSP
+ // NOSP-NOT: "-fsanitize=safe-stack"
+ 
+-// RUN: %clang -target x86_64-linux-gnu -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
+-// RUN: %clang -target x86_64-linux-gnu -fsanitize=address,safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP-ASAN
++// RUN: %clang -target x86_64-linux-gnu -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
++// RUN: %clang -target x86_64-linux-gnu -fsanitize=address,safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP-ASAN
+ // RUN: %clang -target x86_64-linux-gnu -fstack-protector -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
+ // RUN: %clang -target x86_64-linux-gnu -fsanitize=safe-stack -fstack-protector-all -### %s 2>&1 | FileCheck %s -check-prefix=SP
+-// RUN: %clang -target arm-linux-androideabi -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
+-// RUN: %clang -target aarch64-linux-android -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
++// RUN: %clang -target arm-linux-androideabi -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
++// RUN: %clang -target aarch64-linux-android -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
+ // RUN: %clang -target i386-contiki-unknown -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
+ // NO-SP-NOT: stack-protector
+ // NO-SP: "-fsanitize=safe-stack"
+@@ -506,6 +506,8 @@
+ 
+ // NO-SP-ASAN-NOT: stack-protector
+ // NO-SP-ASAN: "-fsanitize=address,safe-stack"
++// SP-ASAN: "-fsanitize=address,safe-stack"
++// SP-ASAN: -stack-protector
+ // NO-SP-ASAN-NOT: stack-protector
+ 
+ // RUN: %clang -target powerpc64-unknown-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s -check-prefix=CHECK-SANM
+diff --git a/test/Driver/gcc-toolchain.cpp b/test/Driver/gcc-toolchain.cpp
+index ca96757a2b..ae1c25e989 100644
+--- a/test/Driver/gcc-toolchain.cpp
++++ b/test/Driver/gcc-toolchain.cpp
+@@ -24,6 +24,6 @@
+ // the same precise formatting of the path as the '-internal-system' flags
+ // above, so we just blanket wildcard match the 'crtbegin.o'.
+ // CHECK: "{{[^"]*}}ld{{(.exe)?}}"
+-// CHECK: "{{[^"]*}}/usr/lib/i386-linux-gnu/gcc/i686-linux-gnu/4.5{{/|\\\\}}crtbegin.o"
++// CHECK: "crtbeginS.o"
+ // CHECK: "-L[[TOOLCHAIN]]/usr/lib/i386-linux-gnu/gcc/i686-linux-gnu/4.5"
+ // CHECK: "-L[[TOOLCHAIN]]/usr/lib/i386-linux-gnu/gcc/i686-linux-gnu/4.5/../../../.."
+diff --git a/test/Driver/hexagon-toolchain-elf.c b/test/Driver/hexagon-toolchain-elf.c
+index 98582450e3..b2da01eaf5 100644
+--- a/test/Driver/hexagon-toolchain-elf.c
++++ b/test/Driver/hexagon-toolchain-elf.c
+@@ -449,7 +449,7 @@
+ // RUN:   %s 2>&1 \
+ // RUN:   | FileCheck -check-prefix=CHECK042 %s
+ // CHECK042:      "-cc1"
+-// CHECK042:      "-mrelocation-model" "static"
++// CHECK042:      "-mrelocation-model" "pic"
+ // CHECK042:      "-mllvm" "-hexagon-small-data-threshold=8"
+ // CHECK042-NEXT: llvm-mc
+ // CHECK042:      "-gpsize=8"
+diff --git a/test/Driver/linux-as.c b/test/Driver/linux-as.c
+index c5cb1cd600..1ad86d8ead 100644
+--- a/test/Driver/linux-as.c
++++ b/test/Driver/linux-as.c
+@@ -133,7 +133,7 @@
+ // CHECK-PPC-NO-MCPU-NOT: as{{.*}} "-mcpu=invalid-cpu"
+ //
+ // RUN: %clang -target sparc64-linux -mcpu=invalid-cpu -### \
+-// RUN:   -no-integrated-as -c %s 2>&1 \
++// RUN:   -no-integrated-as -fno-pic -c %s 2>&1 \
+ // RUN:   | FileCheck -check-prefix=CHECK-SPARCV9 %s
+ // CHECK-SPARCV9: as
+ // CHECK-SPARCV9: -64
+@@ -142,7 +142,7 @@
+ // CHECK-SPARCV9: -o
+ //
+ // RUN: %clang -target sparc64-linux -mcpu=invalid-cpu -### \
+-// RUN:   -no-integrated-as -fpic -c %s 2>&1 \
++// RUN:   -no-integrated-as -c %s 2>&1 \
+ // RUN:   | FileCheck -check-prefix=CHECK-SPARCV9PIC %s
+ // CHECK-SPARCV9PIC: as
+ // CHECK-SPARCV9PIC: -64
+diff --git a/test/Driver/linux-ld.c b/test/Driver/linux-ld.c
+index 1c5f1a4556..2885f78045 100644
+--- a/test/Driver/linux-ld.c
++++ b/test/Driver/linux-ld.c
+@@ -1,3 +1,5 @@
++// XFAIL: linux
++
+ // General tests that ld invocations on Linux targets sane. Note that we use
+ // sysroot to make these tests independent of the host system.
+ //
+diff --git a/test/Driver/stack-protector.c b/test/Driver/stack-protector.c
+index 6769b65f63..180e26f3ea 100644
+--- a/test/Driver/stack-protector.c
++++ b/test/Driver/stack-protector.c
+@@ -3,11 +3,11 @@
+ // NOSSP-NOT: "-stack-protector-buffer-size" 
+ 
+ // RUN: %clang -target i386-unknown-linux -fstack-protector -### %s 2>&1 | FileCheck %s -check-prefix=SSP
+-// SSP: "-stack-protector" "1"
++// SSP: "-stack-protector" "2"
+ // SSP-NOT: "-stack-protector-buffer-size" 
+ 
+ // RUN: %clang -target i386-unknown-linux -fstack-protector --param ssp-buffer-size=16 -### %s 2>&1 | FileCheck %s -check-prefix=SSP-BUF
+-// SSP-BUF: "-stack-protector" "1"
++// SSP-BUF: "-stack-protector" "2"
+ // SSP-BUF: "-stack-protector-buffer-size" "16" 
+ 
+ // RUN: %clang -target i386-pc-openbsd -### %s 2>&1 | FileCheck %s -check-prefix=OPENBSD
+-- 
+2.14.1
+

Copied: llvm/repos/staging-i686/PKGBUILD (from rev 305023, llvm/trunk/PKGBUILD)
===================================================================
--- staging-i686/PKGBUILD	                        (rev 0)
+++ staging-i686/PKGBUILD	2017-09-08 03:35:18 UTC (rev 305024)
@@ -0,0 +1,270 @@
+# $Id$
+# Maintainer: Evangelos Foutras <evangelos at foutrelis.com>
+# Contributor: Jan "heftig" Steffens <jan.steffens at gmail.com>
+# Contributor: Sebastian Nowicki <sebnow at gmail.com>
+# Contributor: Devin Cofer <ranguvar{AT]archlinux[DOT}us>
+# Contributor: Tobias Kieslich <tobias at justdreams.de>
+# Contributor: Geoffroy Carrier <geoffroy.carrier at aur.archlinux.org>
+# Contributor: Tomas Lindquist Olsen <tomas at famolsen.dk>
+# Contributor: Roberto Alsina <ralsina at kde.org>
+# Contributor: Gerardo Exequiel Pozzi <vmlinuz386 at yahoo.com.ar>
+
+pkgname=('llvm' 'llvm-libs' 'llvm-ocaml' 'lld' 'lldb' 'clang' 'clang-tools-extra')
+pkgver=5.0.0
+pkgrel=1
+_ocaml_ver=4.05.0
+arch=('i686' 'x86_64')
+url="http://llvm.org/"
+license=('custom:University of Illinois/NCSA Open Source License')
+makedepends=('cmake' 'libffi' 'python2' "ocaml=$_ocaml_ver" 'python-sphinx'
+             'ocaml-ctypes' 'ocaml-findlib' 'libedit' 'swig')
+# Use gcc-multilib to build 32-bit compiler-rt libraries on x86_64 (FS#41911)
+makedepends_x86_64=('gcc-multilib')
+options=('staticlibs')
+source=(https://releases.llvm.org/$pkgver/llvm-$pkgver.src.tar.xz{,.sig}
+        https://releases.llvm.org/$pkgver/cfe-$pkgver.src.tar.xz{,.sig}
+        https://releases.llvm.org/$pkgver/clang-tools-extra-$pkgver.src.tar.xz{,.sig}
+        https://releases.llvm.org/$pkgver/compiler-rt-$pkgver.src.tar.xz{,.sig}
+        https://releases.llvm.org/$pkgver/lld-$pkgver.src.tar.xz{,.sig}
+        https://releases.llvm.org/$pkgver/lldb-$pkgver.src.tar.xz{,.sig}
+        0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch
+        0002-Enable-SSP-and-PIE-by-default.patch
+        disable-llvm-symbolizer-test.patch
+        llvm-config.h)
+sha256sums=('e35dcbae6084adcf4abb32514127c5eabd7d63b733852ccdb31e06f1373136da'
+            'SKIP'
+            '019f23c2192df793ac746595e94a403908749f8e0c484b403476d2611dd20970'
+            'SKIP'
+            '87d078b959c4a6e5ff9fd137c2f477cadb1245f93812512996f73986a6d973c6'
+            'SKIP'
+            'd5ad5266462134a482b381f1f8115b6cad3473741b3bb7d1acc7f69fd0f0c0b3'
+            'SKIP'
+            '399a7920a5278d42c46a7bf7e4191820ec2301457a7d0d4fcc9a4ac05dd53897'
+            'SKIP'
+            'c0a0ca32105e9881d86b7ca886220147e686edc97fdb9f3657c6659dc6568b7d'
+            'SKIP'
+            'a1ba7fb859ac157c4b4342435cd656e29b1e1d9bddcb8ae0158a91c0a8ba6203'
+            '186f2d10b013395f2dd6e1fd3baf4961a2e40c403f115517c9b253682934f50f'
+            '6fff47ab5ede79d45fe64bb4903b7dfc27212a38e6cd5d01e60ebd24b7557359'
+            '597dc5968c695bbdbb0eac9e8eb5117fcd2773bc91edf5ec103ecffffab8bc48')
+validpgpkeys=('B6C8F98282B944E3B0D5C2530FC3042E345AD05D'
+              '11E521D646982372EB577A1F8F0871F202119294')
+
+prepare() {
+  cd "$srcdir/llvm-$pkgver.src"
+  mkdir build
+
+  mv "$srcdir/cfe-$pkgver.src" tools/clang
+  mv "$srcdir/clang-tools-extra-$pkgver.src" tools/clang/tools/extra
+  mv "$srcdir/compiler-rt-$pkgver.src" projects/compiler-rt
+  mv "$srcdir/lld-$pkgver.src" tools/lld
+  mv "$srcdir/lldb-$pkgver.src" tools/lldb
+
+  # Disable test that fails when compiled as PIE
+  # https://bugs.llvm.org/show_bug.cgi?id=31870
+  patch -Np1 <../disable-llvm-symbolizer-test.patch
+
+  # Enable SSP and PIE by default
+  patch -Np1 -d tools/clang <../0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch
+  patch -Np1 -d tools/clang <../0002-Enable-SSP-and-PIE-by-default.patch
+
+  # https://bugs.llvm.org/show_bug.cgi?id=34123
+  sed -i '/LLVMSupport/d' tools/clang/tools/extra/clangd/tool/CMakeLists.txt
+}
+
+build() {
+  cd "$srcdir/llvm-$pkgver.src/build"
+
+  cmake \
+    -DCMAKE_BUILD_TYPE=Release \
+    -DCMAKE_INSTALL_PREFIX=/usr \
+    -DLLVM_BUILD_LLVM_DYLIB=ON \
+    -DLLVM_LINK_LLVM_DYLIB=ON \
+    -DLLVM_INSTALL_UTILS=ON \
+    -DLLVM_ENABLE_RTTI=ON \
+    -DLLVM_ENABLE_FFI=ON \
+    -DLLVM_BUILD_TESTS=ON \
+    -DLLVM_BUILD_DOCS=ON \
+    -DLLVM_ENABLE_SPHINX=ON \
+    -DLLVM_ENABLE_DOXYGEN=OFF \
+    -DSPHINX_WARNINGS_AS_ERRORS=OFF \
+    -DFFI_INCLUDE_DIR=$(pkg-config --variable=includedir libffi) \
+    -DLLVM_BINUTILS_INCDIR=/usr/include \
+    ..
+
+  make
+  make ocaml_doc
+
+  # Disable automatic installation of components that go into subpackages
+  sed -i '/\(clang\|lld\|lldb\)\/cmake_install.cmake/d' tools/cmake_install.cmake
+  sed -i '/extra\/cmake_install.cmake/d' tools/clang/tools/cmake_install.cmake
+  sed -i '/compiler-rt\/cmake_install.cmake/d' projects/cmake_install.cmake
+}
+
+check() {
+  cd "$srcdir/llvm-$pkgver.src/build"
+  make check-{llvm,clang,clang-tools,lld}
+}
+
+package_llvm() {
+  pkgdesc="Low Level Virtual Machine"
+  depends=('llvm-libs' 'perl')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  make -C build DESTDIR="$pkgdir" install
+
+  # Remove documentation sources
+  rm -r "$pkgdir"/usr/share/doc/$pkgname/html/{_sources,.buildinfo}
+
+  # The runtime libraries go into llvm-libs
+  mv -f "$pkgdir"/usr/lib/lib{LLVM,LTO}*.so* "$srcdir"
+  mv -f "$pkgdir"/usr/lib/LLVMgold.so "$srcdir"
+
+  # OCaml bindings go to a separate package
+  rm -rf "$srcdir"/ocaml.{lib,doc}
+  mv "$pkgdir/usr/lib/ocaml" "$srcdir/ocaml.lib"
+  mv "$pkgdir/usr/share/doc/$pkgname/ocaml-html" "$srcdir/ocaml.doc"
+
+  if [[ $CARCH == x86_64 ]]; then
+    # Needed for multilib (https://bugs.archlinux.org/task/29951)
+    # Header stub is taken from Fedora
+    mv "$pkgdir/usr/include/llvm/Config/llvm-config"{,-64}.h
+    cp "$srcdir/llvm-config.h" "$pkgdir/usr/include/llvm/Config/llvm-config.h"
+  fi
+
+  install -Dm644 LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_llvm-libs() {
+  pkgdesc="Low Level Virtual Machine (runtime libraries)"
+  depends=('gcc-libs' 'zlib' 'libffi' 'libedit' 'ncurses')
+
+  install -d "$pkgdir/usr/lib"
+  cp -P \
+    "$srcdir"/lib{LLVM,LTO}*.so* \
+    "$srcdir"/LLVMgold.so \
+    "$pkgdir/usr/lib/"
+
+  # Symlink LLVMgold.so from /usr/lib/bfd-plugins
+  # https://bugs.archlinux.org/task/28479
+  install -d "$pkgdir/usr/lib/bfd-plugins"
+  ln -s ../LLVMgold.so "$pkgdir/usr/lib/bfd-plugins/LLVMgold.so"
+
+  install -Dm644 "$srcdir/llvm-$pkgver.src/LICENSE.TXT" \
+    "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_llvm-ocaml() {
+  pkgdesc="OCaml bindings for LLVM"
+  depends=('llvm' "ocaml=$_ocaml_ver" 'ocaml-ctypes')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  install -d "$pkgdir"/{usr/lib,usr/share/doc/$pkgname}
+  cp -a "$srcdir/ocaml.lib" "$pkgdir/usr/lib/ocaml"
+  cp -a "$srcdir/ocaml.doc" "$pkgdir/usr/share/doc/$pkgname/html"
+
+  install -Dm644 LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_lld() {
+  pkgdesc="Linker from the LLVM project"
+  url="http://lld.llvm.org/"
+  depends=('llvm-libs')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  make -C build/tools/lld DESTDIR="$pkgdir" install
+
+  # Remove documentation sources
+  rm -r "$pkgdir"/usr/share/doc/$pkgname/html/{_sources,.buildinfo}
+
+  install -Dm644 tools/$pkgname/LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_lldb() {
+  pkgdesc="Next generation, high-performance debugger"
+  url="http://lldb.llvm.org/"
+  depends=('llvm-libs' 'libxml2' 'python2' 'python2-six')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  make -C build/tools/lldb DESTDIR="$pkgdir" install
+
+  # https://bugs.archlinux.org/task/50759
+  sed -i "/import_module('_lldb')/s/_lldb/lldb.&/" \
+    "$pkgdir/usr/lib/python2.7/site-packages/lldb/__init__.py"
+
+  # Remove bundled six library
+  rm "$pkgdir/usr/lib/python2.7/site-packages/six.py"
+
+  # Compile Python scripts
+  python2 -m compileall "$pkgdir/usr/lib/python2.7/site-packages/lldb"
+  python2 -O -m compileall "$pkgdir/usr/lib/python2.7/site-packages/lldb"
+
+  install -Dm644 tools/$pkgname/LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_clang() {
+  pkgdesc="C language family frontend for LLVM"
+  url="http://clang.llvm.org/"
+  depends=('llvm-libs' 'gcc' 'libxml2')
+  optdepends=('openmp: OpenMP support in clang with -fopenmp'
+              'python2: for scan-view and git-clang-format')
+  provides=("clang-analyzer=$pkgver")
+  conflicts=('clang-analyzer')
+  replaces=('clang-analyzer')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  make -C build/tools/clang DESTDIR="$pkgdir" install
+  make -C build/projects/compiler-rt DESTDIR="$pkgdir" install
+
+  # Remove documentation sources
+  rm -r "$pkgdir"/usr/share/doc/$pkgname/html/{_sources,.buildinfo}
+
+  # Move analyzer scripts out of /usr/libexec
+  mv "$pkgdir"/usr/libexec/{ccc,c++}-analyzer "$pkgdir/usr/lib/clang/"
+  rmdir "$pkgdir/usr/libexec"
+  sed -i 's|libexec|lib/clang|' "$pkgdir/usr/bin/scan-build"
+
+  # Install Python bindings
+  install -d "$pkgdir/usr/lib/python2.7/site-packages"
+  cp -a tools/clang/bindings/python/clang "$pkgdir/usr/lib/python2.7/site-packages/"
+
+  # Use Python 2
+  sed -i 's|/usr/bin/env python|&2|' \
+    "$pkgdir/usr/bin/scan-view" \
+    "$pkgdir/usr/bin/git-clang-format" \
+    "$pkgdir/usr/share/$pkgname/clang-format-diff.py"
+
+  # Compile Python scripts
+  python2 -m compileall "$pkgdir"
+  python2 -O -m compileall "$pkgdir"
+
+  install -Dm644 tools/$pkgname/LICENSE.TXT \
+    "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_clang-tools-extra() {
+  pkgdesc="Extra tools built using clang's tooling APIs"
+  url="http://clang.llvm.org/"
+  depends=('clang')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  make -C build/tools/clang/tools/extra DESTDIR="$pkgdir" install
+
+  # Remove documentation sources
+  rm -r "$pkgdir"/usr/share/doc/clang-tools/html/{_sources,.buildinfo}
+
+  # Use Python 2
+  sed -i 's|/usr/bin/env python|&2|' \
+    "$pkgdir"/usr/share/clang/{clang-tidy-diff,run-clang-tidy,run-find-all-symbols}.py
+
+  install -Dm644 tools/clang/tools/extra/LICENSE.TXT \
+    "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+# vim:set ts=2 sw=2 et:

Copied: llvm/repos/staging-i686/disable-llvm-symbolizer-test.patch (from rev 305023, llvm/trunk/disable-llvm-symbolizer-test.patch)
===================================================================
--- staging-i686/disable-llvm-symbolizer-test.patch	                        (rev 0)
+++ staging-i686/disable-llvm-symbolizer-test.patch	2017-09-08 03:35:18 UTC (rev 305024)
@@ -0,0 +1,26 @@
+Description: Silent a test failing on yakkety amd64
+ /tmp/buildd/llvm-toolchain-snapshot-4.0~svn279801/test/tools/llvm-symbolizer/print_context.c:16:11: error: expected string not found in input
+ // CHECK: inc
+          ^
+ <stdin>:1:1: note: scanning from here
+ _fini
+ ^
+ <stdin>:1:3: note: possible intended match here
+ _fini
+  ^
+Author: Sylvestre <sylvestre at debian.org>
+Last-Update: 2016-08-26
+
+Index: llvm-toolchain-3.9-3.9~+rc1/test/tools/llvm-symbolizer/print_context.c
+===================================================================
+--- llvm-toolchain-3.9-3.9~+rc1.orig/test/tools/llvm-symbolizer/print_context.c
++++ llvm-toolchain-3.9-3.9~+rc1/test/tools/llvm-symbolizer/print_context.c
+@@ -1,7 +1,7 @@
+ // REQUIRES: x86_64-linux
+ // RUN: %host_cc -O0 -g %s -o %t 2>&1
+ // RUN: %t 2>&1 | llvm-symbolizer -print-source-context-lines=5 -obj=%t | FileCheck %s
+-
++// XFAIL: *
+ #include <stdio.h>
+ 
+ int inc(int a) {

Copied: llvm/repos/staging-i686/llvm-config.h (from rev 305023, llvm/trunk/llvm-config.h)
===================================================================
--- staging-i686/llvm-config.h	                        (rev 0)
+++ staging-i686/llvm-config.h	2017-09-08 03:35:18 UTC (rev 305024)
@@ -0,0 +1,9 @@
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 32
+#include "llvm-config-32.h"
+#elif __WORDSIZE == 64
+#include "llvm-config-64.h"
+#else
+#error "Unknown word size"
+#endif

Copied: llvm/repos/staging-x86_64/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch (from rev 305023, llvm/trunk/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch)
===================================================================
--- staging-x86_64/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch	                        (rev 0)
+++ staging-x86_64/0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch	2017-09-08 03:35:18 UTC (rev 305024)
@@ -0,0 +1,37 @@
+From fedcf1d9691bf669d8cd771a032e851d8247aff9 Mon Sep 17 00:00:00 2001
+From: Evangelos Foutras <evangelos at foutrelis.com>
+Date: Thu, 6 Jul 2017 18:53:05 +0300
+Subject: [PATCH 1/2] GCC compatibility: Ignore the -fno-plt flag
+
+---
+ include/clang/Driver/Options.td | 1 +
+ test/Driver/clang_f_opts.c      | 1 +
+ 2 files changed, 2 insertions(+)
+
+diff --git a/include/clang/Driver/Options.td b/include/clang/Driver/Options.td
+index 05dc9d7eb3..c93e6cc08c 100644
+--- a/include/clang/Driver/Options.td
++++ b/include/clang/Driver/Options.td
+@@ -2505,6 +2505,7 @@ defm ivopts : BooleanFFlag<"ivopts">, Group<clang_ignored_gcc_optimization_f_Gro
+ defm non_call_exceptions : BooleanFFlag<"non-call-exceptions">, Group<clang_ignored_f_Group>;
+ defm peel_loops : BooleanFFlag<"peel-loops">, Group<clang_ignored_gcc_optimization_f_Group>;
+ defm permissive : BooleanFFlag<"permissive">, Group<clang_ignored_f_Group>;
++defm plt : BooleanFFlag<"plt">, Group<clang_ignored_f_Group>;
+ defm prefetch_loop_arrays : BooleanFFlag<"prefetch-loop-arrays">, Group<clang_ignored_gcc_optimization_f_Group>;
+ defm printf : BooleanFFlag<"printf">, Group<clang_ignored_f_Group>;
+ defm profile : BooleanFFlag<"profile">, Group<clang_ignored_f_Group>;
+diff --git a/test/Driver/clang_f_opts.c b/test/Driver/clang_f_opts.c
+index c17cec6eba..d9480c915e 100644
+--- a/test/Driver/clang_f_opts.c
++++ b/test/Driver/clang_f_opts.c
+@@ -277,6 +277,7 @@
+ // RUN:     -fno-caller-saves -fcaller-saves                                  \
+ // RUN:     -fno-reorder-blocks -freorder-blocks                              \
+ // RUN:     -fno-schedule-insns2 -fschedule-insns2                            \
++// RUN:     -fno-plt -fplt                                                    \
+ // RUN:     -fno-stack-check                                                  \
+ // RUN:     -fno-check-new -fcheck-new                                        \
+ // RUN:     -ffriend-injection                                                \
+-- 
+2.14.1
+

Copied: llvm/repos/staging-x86_64/0002-Enable-SSP-and-PIE-by-default.patch (from rev 305023, llvm/trunk/0002-Enable-SSP-and-PIE-by-default.patch)
===================================================================
--- staging-x86_64/0002-Enable-SSP-and-PIE-by-default.patch	                        (rev 0)
+++ staging-x86_64/0002-Enable-SSP-and-PIE-by-default.patch	2017-09-08 03:35:18 UTC (rev 305024)
@@ -0,0 +1,268 @@
+From 60fa751da239e592b31bde2533342dac64359e7f Mon Sep 17 00:00:00 2001
+From: Evangelos Foutras <evangelos at foutrelis.com>
+Date: Thu, 6 Jul 2017 18:15:43 +0300
+Subject: [PATCH 2/2] Enable SSP and PIE by default
+
+This is a minimal set of changes needed to make clang use SSP and PIE by
+default on Arch Linux. Tests that were easy to adjust have been changed
+accordingly; only test/Driver/linux-ld.c has been marked as "expected
+failure" due to the number of changes it would require (mostly replacing
+crtbegin.o with crtbeginS.o).
+
+Doing so is needed in order to align clang with the new default GCC
+behavior in Arch which generates PIE executables by default and also
+defaults to -fstack-protector-strong. It is not meant to be a long term
+solution, but a simple temporary fix.
+
+Hopefully these changes will be obsoleted by the introduction upstream
+of a compile-time option (https://bugs.llvm.org/show_bug.cgi?id=13410)
+---
+ lib/Driver/ToolChains/Gnu.cpp       |  1 +
+ lib/Driver/ToolChains/Linux.cpp     | 14 +++++++++++++-
+ lib/Driver/ToolChains/Linux.h       |  1 +
+ test/Driver/cross-linux.c           | 16 ++++++++--------
+ test/Driver/env.c                   |  2 +-
+ test/Driver/fsanitize.c             | 18 ++++++++++--------
+ test/Driver/gcc-toolchain.cpp       |  2 +-
+ test/Driver/hexagon-toolchain-elf.c |  2 +-
+ test/Driver/linux-as.c              |  4 ++--
+ test/Driver/linux-ld.c              |  2 ++
+ test/Driver/stack-protector.c       |  4 ++--
+ 11 files changed, 42 insertions(+), 24 deletions(-)
+
+diff --git a/lib/Driver/ToolChains/Gnu.cpp b/lib/Driver/ToolChains/Gnu.cpp
+index 72a9f85ba3..4fd567b03b 100644
+--- a/lib/Driver/ToolChains/Gnu.cpp
++++ b/lib/Driver/ToolChains/Gnu.cpp
+@@ -417,6 +417,7 @@ void tools::gnutools::Linker::ConstructJob(Compilation &C, const JobAction &JA,
+   const bool IsIAMCU = ToolChain.getTriple().isOSIAMCU();
+   const bool IsPIE =
+       !Args.hasArg(options::OPT_shared) && !Args.hasArg(options::OPT_static) &&
++      !Args.hasArg(options::OPT_nopie) &&
+       (Args.hasArg(options::OPT_pie) || ToolChain.isPIEDefault());
+   const bool HasCRTBeginEndFiles =
+       ToolChain.getTriple().hasEnvironment() ||
+diff --git a/lib/Driver/ToolChains/Linux.cpp b/lib/Driver/ToolChains/Linux.cpp
+index 08a27fa7fe..1dd70b115d 100644
+--- a/lib/Driver/ToolChains/Linux.cpp
++++ b/lib/Driver/ToolChains/Linux.cpp
+@@ -810,7 +810,19 @@ void Linux::AddIAMCUIncludeArgs(const ArgList &DriverArgs,
+   }
+ }
+ 
+-bool Linux::isPIEDefault() const { return getSanitizerArgs().requiresPIE(); }
++bool Linux::isPIEDefault() const {
++  const bool IsMips = tools::isMipsArch(getTriple().getArch());
++  const bool IsAndroid = getTriple().isAndroid();
++
++  if (IsMips || IsAndroid)
++    return getSanitizerArgs().requiresPIE();
++
++  return true;
++}
++
++unsigned Linux::GetDefaultStackProtectorLevel(bool KernelOrKext) const {
++  return 2;
++}
+ 
+ SanitizerMask Linux::getSupportedSanitizers() const {
+   const bool IsX86 = getTriple().getArch() == llvm::Triple::x86;
+diff --git a/lib/Driver/ToolChains/Linux.h b/lib/Driver/ToolChains/Linux.h
+index 9778c1832c..ddd46a1d58 100644
+--- a/lib/Driver/ToolChains/Linux.h
++++ b/lib/Driver/ToolChains/Linux.h
+@@ -36,6 +36,7 @@ public:
+   void AddIAMCUIncludeArgs(const llvm::opt::ArgList &DriverArgs,
+                            llvm::opt::ArgStringList &CC1Args) const override;
+   bool isPIEDefault() const override;
++  unsigned GetDefaultStackProtectorLevel(bool KernelOrKext) const override;
+   SanitizerMask getSupportedSanitizers() const override;
+   void addProfileRTLibs(const llvm::opt::ArgList &Args,
+                         llvm::opt::ArgStringList &CmdArgs) const override;
+diff --git a/test/Driver/cross-linux.c b/test/Driver/cross-linux.c
+index a5ea832e77..1949c05a60 100644
+--- a/test/Driver/cross-linux.c
++++ b/test/Driver/cross-linux.c
+@@ -42,8 +42,8 @@
+ // CHECK-MULTI32-I386: "{{.*}}/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0/../../../../i386-unknown-linux/bin{{/|\\\\}}ld"
+ // CHECK-MULTI32-I386: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
+ // CHECK-MULTI32-I386: "-m" "elf_i386"
+-// CHECK-MULTI32-I386: "crti.o" "[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]{{/|\\\\}}crtbegin.o"
+-// CHECK-MULTI32-I386: "-L[[gcc_install]]"
++// CHECK-MULTI32-I386: "crti.o" "crtbeginS.o"
++// CHECK-MULTI32-I386: "-L[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]"
+ // CHECK-MULTI32-I386: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib/../lib32"
+ // CHECK-MULTI32-I386: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib"
+ // CHECK-MULTI32-I386: "-L[[sysroot]]/lib"
+@@ -59,8 +59,8 @@
+ // CHECK-MULTI32-X86-64: "{{.*}}/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0/../../../../i386-unknown-linux/bin{{/|\\\\}}ld"
+ // CHECK-MULTI32-X86-64: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
+ // CHECK-MULTI32-X86-64: "-m" "elf_x86_64"
+-// CHECK-MULTI32-X86-64: "crti.o" "[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]/64{{/|\\\\}}crtbegin.o"
+-// CHECK-MULTI32-X86-64: "-L[[gcc_install]]/64"
++// CHECK-MULTI32-X86-64: "crti.o" "crtbeginS.o"
++// CHECK-MULTI32-X86-64: "-L[[gcc_install:.*/Inputs/multilib_32bit_linux_tree/usr/lib/gcc/i386-unknown-linux/4.6.0]]/64"
+ // CHECK-MULTI32-X86-64: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib/../lib64"
+ // CHECK-MULTI32-X86-64: "-L[[gcc_install]]"
+ // CHECK-MULTI32-X86-64: "-L[[gcc_install]]/../../../../i386-unknown-linux/lib"
+@@ -77,8 +77,8 @@
+ // CHECK-MULTI64-I386: "{{.*}}/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0/../../../../x86_64-unknown-linux/bin{{/|\\\\}}ld"
+ // CHECK-MULTI64-I386: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
+ // CHECK-MULTI64-I386: "-m" "elf_i386"
+-// CHECK-MULTI64-I386: "crti.o" "[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]/32{{/|\\\\}}crtbegin.o"
+-// CHECK-MULTI64-I386: "-L[[gcc_install]]/32"
++// CHECK-MULTI64-I386: "crti.o" "crtbeginS.o"
++// CHECK-MULTI64-I386: "-L[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]/32"
+ // CHECK-MULTI64-I386: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib/../lib32"
+ // CHECK-MULTI64-I386: "-L[[gcc_install]]"
+ // CHECK-MULTI64-I386: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib"
+@@ -95,8 +95,8 @@
+ // CHECK-MULTI64-X86-64: "{{.*}}/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0/../../../../x86_64-unknown-linux/bin{{/|\\\\}}ld"
+ // CHECK-MULTI64-X86-64: "--sysroot=[[sysroot:.*/Inputs/basic_linux_tree]]"
+ // CHECK-MULTI64-X86-64: "-m" "elf_x86_64"
+-// CHECK-MULTI64-X86-64: "crti.o" "[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]{{/|\\\\}}crtbegin.o"
+-// CHECK-MULTI64-X86-64: "-L[[gcc_install]]"
++// CHECK-MULTI64-X86-64: "crti.o" "crtbeginS.o"
++// CHECK-MULTI64-X86-64: "-L[[gcc_install:.*/Inputs/multilib_64bit_linux_tree/usr/lib/gcc/x86_64-unknown-linux/4.6.0]]"
+ // CHECK-MULTI64-X86-64: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib/../lib64"
+ // CHECK-MULTI64-X86-64: "-L[[gcc_install]]/../../../../x86_64-unknown-linux/lib"
+ // CHECK-MULTI64-X86-64: "-L[[sysroot]]/lib"
+diff --git a/test/Driver/env.c b/test/Driver/env.c
+index 0371bc91c4..ea89f52512 100644
+--- a/test/Driver/env.c
++++ b/test/Driver/env.c
+@@ -20,7 +20,7 @@
+ //
+ // CHECK-LD-32-NOT: warning:
+ // CHECK-LD-32: "{{.*}}ld{{(.exe)?}}" "--sysroot=[[SYSROOT:[^"]+]]"
+-// CHECK-LD-32: "{{.*}}/usr/lib/gcc/i386-unknown-linux/4.6.0{{/|\\\\}}crtbegin.o"
++// CHECK-LD-32: "crtbeginS.o"
+ // CHECK-LD-32: "-L[[SYSROOT]]/usr/lib/gcc/i386-unknown-linux/4.6.0"
+ // CHECK-LD-32: "-L[[SYSROOT]]/usr/lib/gcc/i386-unknown-linux/4.6.0/../../../../i386-unknown-linux/lib"
+ // CHECK-LD-32: "-L[[SYSROOT]]/usr/lib/gcc/i386-unknown-linux/4.6.0/../../.."
+diff --git a/test/Driver/fsanitize.c b/test/Driver/fsanitize.c
+index 0752ef6df0..5d1e211b24 100644
+--- a/test/Driver/fsanitize.c
++++ b/test/Driver/fsanitize.c
+@@ -192,13 +192,13 @@
+ // RUN: %clang -target x86_64-linux-gnu -fsanitize=vptr -fno-sanitize=vptr -fsanitize=undefined,address %s -### 2>&1
+ // OK
+ 
+-// RUN: %clang -target x86_64-linux-gnu -fsanitize=thread %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
+-// RUN: %clang -target x86_64-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
++// RUN: %clang -target x86_64-linux-gnu -fsanitize=thread %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
++// RUN: %clang -target x86_64-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
+ // RUN: %clang -target x86_64-unknown-freebsd -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
+ // RUN: %clang -target aarch64-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
+ // RUN: %clang -target arm-linux-androideabi -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
+-// RUN: %clang -target x86_64-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
+-// RUN: %clang -target i386-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-NO-PIE
++// RUN: %clang -target x86_64-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
++// RUN: %clang -target i386-linux-gnu -fsanitize=address %s -### 2>&1 | FileCheck %s --check-prefix=CHECK-PIE
+ 
+ // CHECK-NO-PIE-NOT: "-pie"
+ // CHECK-NO-PIE: "-mrelocation-model" "static"
+@@ -491,12 +491,12 @@
+ // RUN: %clang -fno-sanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NOSP
+ // NOSP-NOT: "-fsanitize=safe-stack"
+ 
+-// RUN: %clang -target x86_64-linux-gnu -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
+-// RUN: %clang -target x86_64-linux-gnu -fsanitize=address,safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP-ASAN
++// RUN: %clang -target x86_64-linux-gnu -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
++// RUN: %clang -target x86_64-linux-gnu -fsanitize=address,safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP-ASAN
+ // RUN: %clang -target x86_64-linux-gnu -fstack-protector -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
+ // RUN: %clang -target x86_64-linux-gnu -fsanitize=safe-stack -fstack-protector-all -### %s 2>&1 | FileCheck %s -check-prefix=SP
+-// RUN: %clang -target arm-linux-androideabi -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
+-// RUN: %clang -target aarch64-linux-android -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
++// RUN: %clang -target arm-linux-androideabi -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
++// RUN: %clang -target aarch64-linux-android -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=SP
+ // RUN: %clang -target i386-contiki-unknown -fsanitize=safe-stack -### %s 2>&1 | FileCheck %s -check-prefix=NO-SP
+ // NO-SP-NOT: stack-protector
+ // NO-SP: "-fsanitize=safe-stack"
+@@ -506,6 +506,8 @@
+ 
+ // NO-SP-ASAN-NOT: stack-protector
+ // NO-SP-ASAN: "-fsanitize=address,safe-stack"
++// SP-ASAN: "-fsanitize=address,safe-stack"
++// SP-ASAN: -stack-protector
+ // NO-SP-ASAN-NOT: stack-protector
+ 
+ // RUN: %clang -target powerpc64-unknown-linux-gnu -fsanitize=memory %s -### 2>&1 | FileCheck %s -check-prefix=CHECK-SANM
+diff --git a/test/Driver/gcc-toolchain.cpp b/test/Driver/gcc-toolchain.cpp
+index ca96757a2b..ae1c25e989 100644
+--- a/test/Driver/gcc-toolchain.cpp
++++ b/test/Driver/gcc-toolchain.cpp
+@@ -24,6 +24,6 @@
+ // the same precise formatting of the path as the '-internal-system' flags
+ // above, so we just blanket wildcard match the 'crtbegin.o'.
+ // CHECK: "{{[^"]*}}ld{{(.exe)?}}"
+-// CHECK: "{{[^"]*}}/usr/lib/i386-linux-gnu/gcc/i686-linux-gnu/4.5{{/|\\\\}}crtbegin.o"
++// CHECK: "crtbeginS.o"
+ // CHECK: "-L[[TOOLCHAIN]]/usr/lib/i386-linux-gnu/gcc/i686-linux-gnu/4.5"
+ // CHECK: "-L[[TOOLCHAIN]]/usr/lib/i386-linux-gnu/gcc/i686-linux-gnu/4.5/../../../.."
+diff --git a/test/Driver/hexagon-toolchain-elf.c b/test/Driver/hexagon-toolchain-elf.c
+index 98582450e3..b2da01eaf5 100644
+--- a/test/Driver/hexagon-toolchain-elf.c
++++ b/test/Driver/hexagon-toolchain-elf.c
+@@ -449,7 +449,7 @@
+ // RUN:   %s 2>&1 \
+ // RUN:   | FileCheck -check-prefix=CHECK042 %s
+ // CHECK042:      "-cc1"
+-// CHECK042:      "-mrelocation-model" "static"
++// CHECK042:      "-mrelocation-model" "pic"
+ // CHECK042:      "-mllvm" "-hexagon-small-data-threshold=8"
+ // CHECK042-NEXT: llvm-mc
+ // CHECK042:      "-gpsize=8"
+diff --git a/test/Driver/linux-as.c b/test/Driver/linux-as.c
+index c5cb1cd600..1ad86d8ead 100644
+--- a/test/Driver/linux-as.c
++++ b/test/Driver/linux-as.c
+@@ -133,7 +133,7 @@
+ // CHECK-PPC-NO-MCPU-NOT: as{{.*}} "-mcpu=invalid-cpu"
+ //
+ // RUN: %clang -target sparc64-linux -mcpu=invalid-cpu -### \
+-// RUN:   -no-integrated-as -c %s 2>&1 \
++// RUN:   -no-integrated-as -fno-pic -c %s 2>&1 \
+ // RUN:   | FileCheck -check-prefix=CHECK-SPARCV9 %s
+ // CHECK-SPARCV9: as
+ // CHECK-SPARCV9: -64
+@@ -142,7 +142,7 @@
+ // CHECK-SPARCV9: -o
+ //
+ // RUN: %clang -target sparc64-linux -mcpu=invalid-cpu -### \
+-// RUN:   -no-integrated-as -fpic -c %s 2>&1 \
++// RUN:   -no-integrated-as -c %s 2>&1 \
+ // RUN:   | FileCheck -check-prefix=CHECK-SPARCV9PIC %s
+ // CHECK-SPARCV9PIC: as
+ // CHECK-SPARCV9PIC: -64
+diff --git a/test/Driver/linux-ld.c b/test/Driver/linux-ld.c
+index 1c5f1a4556..2885f78045 100644
+--- a/test/Driver/linux-ld.c
++++ b/test/Driver/linux-ld.c
+@@ -1,3 +1,5 @@
++// XFAIL: linux
++
+ // General tests that ld invocations on Linux targets sane. Note that we use
+ // sysroot to make these tests independent of the host system.
+ //
+diff --git a/test/Driver/stack-protector.c b/test/Driver/stack-protector.c
+index 6769b65f63..180e26f3ea 100644
+--- a/test/Driver/stack-protector.c
++++ b/test/Driver/stack-protector.c
+@@ -3,11 +3,11 @@
+ // NOSSP-NOT: "-stack-protector-buffer-size" 
+ 
+ // RUN: %clang -target i386-unknown-linux -fstack-protector -### %s 2>&1 | FileCheck %s -check-prefix=SSP
+-// SSP: "-stack-protector" "1"
++// SSP: "-stack-protector" "2"
+ // SSP-NOT: "-stack-protector-buffer-size" 
+ 
+ // RUN: %clang -target i386-unknown-linux -fstack-protector --param ssp-buffer-size=16 -### %s 2>&1 | FileCheck %s -check-prefix=SSP-BUF
+-// SSP-BUF: "-stack-protector" "1"
++// SSP-BUF: "-stack-protector" "2"
+ // SSP-BUF: "-stack-protector-buffer-size" "16" 
+ 
+ // RUN: %clang -target i386-pc-openbsd -### %s 2>&1 | FileCheck %s -check-prefix=OPENBSD
+-- 
+2.14.1
+

Copied: llvm/repos/staging-x86_64/PKGBUILD (from rev 305023, llvm/trunk/PKGBUILD)
===================================================================
--- staging-x86_64/PKGBUILD	                        (rev 0)
+++ staging-x86_64/PKGBUILD	2017-09-08 03:35:18 UTC (rev 305024)
@@ -0,0 +1,270 @@
+# $Id$
+# Maintainer: Evangelos Foutras <evangelos at foutrelis.com>
+# Contributor: Jan "heftig" Steffens <jan.steffens at gmail.com>
+# Contributor: Sebastian Nowicki <sebnow at gmail.com>
+# Contributor: Devin Cofer <ranguvar{AT]archlinux[DOT}us>
+# Contributor: Tobias Kieslich <tobias at justdreams.de>
+# Contributor: Geoffroy Carrier <geoffroy.carrier at aur.archlinux.org>
+# Contributor: Tomas Lindquist Olsen <tomas at famolsen.dk>
+# Contributor: Roberto Alsina <ralsina at kde.org>
+# Contributor: Gerardo Exequiel Pozzi <vmlinuz386 at yahoo.com.ar>
+
+pkgname=('llvm' 'llvm-libs' 'llvm-ocaml' 'lld' 'lldb' 'clang' 'clang-tools-extra')
+pkgver=5.0.0
+pkgrel=1
+_ocaml_ver=4.05.0
+arch=('i686' 'x86_64')
+url="http://llvm.org/"
+license=('custom:University of Illinois/NCSA Open Source License')
+makedepends=('cmake' 'libffi' 'python2' "ocaml=$_ocaml_ver" 'python-sphinx'
+             'ocaml-ctypes' 'ocaml-findlib' 'libedit' 'swig')
+# Use gcc-multilib to build 32-bit compiler-rt libraries on x86_64 (FS#41911)
+makedepends_x86_64=('gcc-multilib')
+options=('staticlibs')
+source=(https://releases.llvm.org/$pkgver/llvm-$pkgver.src.tar.xz{,.sig}
+        https://releases.llvm.org/$pkgver/cfe-$pkgver.src.tar.xz{,.sig}
+        https://releases.llvm.org/$pkgver/clang-tools-extra-$pkgver.src.tar.xz{,.sig}
+        https://releases.llvm.org/$pkgver/compiler-rt-$pkgver.src.tar.xz{,.sig}
+        https://releases.llvm.org/$pkgver/lld-$pkgver.src.tar.xz{,.sig}
+        https://releases.llvm.org/$pkgver/lldb-$pkgver.src.tar.xz{,.sig}
+        0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch
+        0002-Enable-SSP-and-PIE-by-default.patch
+        disable-llvm-symbolizer-test.patch
+        llvm-config.h)
+sha256sums=('e35dcbae6084adcf4abb32514127c5eabd7d63b733852ccdb31e06f1373136da'
+            'SKIP'
+            '019f23c2192df793ac746595e94a403908749f8e0c484b403476d2611dd20970'
+            'SKIP'
+            '87d078b959c4a6e5ff9fd137c2f477cadb1245f93812512996f73986a6d973c6'
+            'SKIP'
+            'd5ad5266462134a482b381f1f8115b6cad3473741b3bb7d1acc7f69fd0f0c0b3'
+            'SKIP'
+            '399a7920a5278d42c46a7bf7e4191820ec2301457a7d0d4fcc9a4ac05dd53897'
+            'SKIP'
+            'c0a0ca32105e9881d86b7ca886220147e686edc97fdb9f3657c6659dc6568b7d'
+            'SKIP'
+            'a1ba7fb859ac157c4b4342435cd656e29b1e1d9bddcb8ae0158a91c0a8ba6203'
+            '186f2d10b013395f2dd6e1fd3baf4961a2e40c403f115517c9b253682934f50f'
+            '6fff47ab5ede79d45fe64bb4903b7dfc27212a38e6cd5d01e60ebd24b7557359'
+            '597dc5968c695bbdbb0eac9e8eb5117fcd2773bc91edf5ec103ecffffab8bc48')
+validpgpkeys=('B6C8F98282B944E3B0D5C2530FC3042E345AD05D'
+              '11E521D646982372EB577A1F8F0871F202119294')
+
+prepare() {
+  cd "$srcdir/llvm-$pkgver.src"
+  mkdir build
+
+  mv "$srcdir/cfe-$pkgver.src" tools/clang
+  mv "$srcdir/clang-tools-extra-$pkgver.src" tools/clang/tools/extra
+  mv "$srcdir/compiler-rt-$pkgver.src" projects/compiler-rt
+  mv "$srcdir/lld-$pkgver.src" tools/lld
+  mv "$srcdir/lldb-$pkgver.src" tools/lldb
+
+  # Disable test that fails when compiled as PIE
+  # https://bugs.llvm.org/show_bug.cgi?id=31870
+  patch -Np1 <../disable-llvm-symbolizer-test.patch
+
+  # Enable SSP and PIE by default
+  patch -Np1 -d tools/clang <../0001-GCC-compatibility-Ignore-the-fno-plt-flag.patch
+  patch -Np1 -d tools/clang <../0002-Enable-SSP-and-PIE-by-default.patch
+
+  # https://bugs.llvm.org/show_bug.cgi?id=34123
+  sed -i '/LLVMSupport/d' tools/clang/tools/extra/clangd/tool/CMakeLists.txt
+}
+
+build() {
+  cd "$srcdir/llvm-$pkgver.src/build"
+
+  cmake \
+    -DCMAKE_BUILD_TYPE=Release \
+    -DCMAKE_INSTALL_PREFIX=/usr \
+    -DLLVM_BUILD_LLVM_DYLIB=ON \
+    -DLLVM_LINK_LLVM_DYLIB=ON \
+    -DLLVM_INSTALL_UTILS=ON \
+    -DLLVM_ENABLE_RTTI=ON \
+    -DLLVM_ENABLE_FFI=ON \
+    -DLLVM_BUILD_TESTS=ON \
+    -DLLVM_BUILD_DOCS=ON \
+    -DLLVM_ENABLE_SPHINX=ON \
+    -DLLVM_ENABLE_DOXYGEN=OFF \
+    -DSPHINX_WARNINGS_AS_ERRORS=OFF \
+    -DFFI_INCLUDE_DIR=$(pkg-config --variable=includedir libffi) \
+    -DLLVM_BINUTILS_INCDIR=/usr/include \
+    ..
+
+  make
+  make ocaml_doc
+
+  # Disable automatic installation of components that go into subpackages
+  sed -i '/\(clang\|lld\|lldb\)\/cmake_install.cmake/d' tools/cmake_install.cmake
+  sed -i '/extra\/cmake_install.cmake/d' tools/clang/tools/cmake_install.cmake
+  sed -i '/compiler-rt\/cmake_install.cmake/d' projects/cmake_install.cmake
+}
+
+check() {
+  cd "$srcdir/llvm-$pkgver.src/build"
+  make check-{llvm,clang,clang-tools,lld}
+}
+
+package_llvm() {
+  pkgdesc="Low Level Virtual Machine"
+  depends=('llvm-libs' 'perl')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  make -C build DESTDIR="$pkgdir" install
+
+  # Remove documentation sources
+  rm -r "$pkgdir"/usr/share/doc/$pkgname/html/{_sources,.buildinfo}
+
+  # The runtime libraries go into llvm-libs
+  mv -f "$pkgdir"/usr/lib/lib{LLVM,LTO}*.so* "$srcdir"
+  mv -f "$pkgdir"/usr/lib/LLVMgold.so "$srcdir"
+
+  # OCaml bindings go to a separate package
+  rm -rf "$srcdir"/ocaml.{lib,doc}
+  mv "$pkgdir/usr/lib/ocaml" "$srcdir/ocaml.lib"
+  mv "$pkgdir/usr/share/doc/$pkgname/ocaml-html" "$srcdir/ocaml.doc"
+
+  if [[ $CARCH == x86_64 ]]; then
+    # Needed for multilib (https://bugs.archlinux.org/task/29951)
+    # Header stub is taken from Fedora
+    mv "$pkgdir/usr/include/llvm/Config/llvm-config"{,-64}.h
+    cp "$srcdir/llvm-config.h" "$pkgdir/usr/include/llvm/Config/llvm-config.h"
+  fi
+
+  install -Dm644 LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_llvm-libs() {
+  pkgdesc="Low Level Virtual Machine (runtime libraries)"
+  depends=('gcc-libs' 'zlib' 'libffi' 'libedit' 'ncurses')
+
+  install -d "$pkgdir/usr/lib"
+  cp -P \
+    "$srcdir"/lib{LLVM,LTO}*.so* \
+    "$srcdir"/LLVMgold.so \
+    "$pkgdir/usr/lib/"
+
+  # Symlink LLVMgold.so from /usr/lib/bfd-plugins
+  # https://bugs.archlinux.org/task/28479
+  install -d "$pkgdir/usr/lib/bfd-plugins"
+  ln -s ../LLVMgold.so "$pkgdir/usr/lib/bfd-plugins/LLVMgold.so"
+
+  install -Dm644 "$srcdir/llvm-$pkgver.src/LICENSE.TXT" \
+    "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_llvm-ocaml() {
+  pkgdesc="OCaml bindings for LLVM"
+  depends=('llvm' "ocaml=$_ocaml_ver" 'ocaml-ctypes')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  install -d "$pkgdir"/{usr/lib,usr/share/doc/$pkgname}
+  cp -a "$srcdir/ocaml.lib" "$pkgdir/usr/lib/ocaml"
+  cp -a "$srcdir/ocaml.doc" "$pkgdir/usr/share/doc/$pkgname/html"
+
+  install -Dm644 LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_lld() {
+  pkgdesc="Linker from the LLVM project"
+  url="http://lld.llvm.org/"
+  depends=('llvm-libs')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  make -C build/tools/lld DESTDIR="$pkgdir" install
+
+  # Remove documentation sources
+  rm -r "$pkgdir"/usr/share/doc/$pkgname/html/{_sources,.buildinfo}
+
+  install -Dm644 tools/$pkgname/LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_lldb() {
+  pkgdesc="Next generation, high-performance debugger"
+  url="http://lldb.llvm.org/"
+  depends=('llvm-libs' 'libxml2' 'python2' 'python2-six')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  make -C build/tools/lldb DESTDIR="$pkgdir" install
+
+  # https://bugs.archlinux.org/task/50759
+  sed -i "/import_module('_lldb')/s/_lldb/lldb.&/" \
+    "$pkgdir/usr/lib/python2.7/site-packages/lldb/__init__.py"
+
+  # Remove bundled six library
+  rm "$pkgdir/usr/lib/python2.7/site-packages/six.py"
+
+  # Compile Python scripts
+  python2 -m compileall "$pkgdir/usr/lib/python2.7/site-packages/lldb"
+  python2 -O -m compileall "$pkgdir/usr/lib/python2.7/site-packages/lldb"
+
+  install -Dm644 tools/$pkgname/LICENSE.TXT "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_clang() {
+  pkgdesc="C language family frontend for LLVM"
+  url="http://clang.llvm.org/"
+  depends=('llvm-libs' 'gcc' 'libxml2')
+  optdepends=('openmp: OpenMP support in clang with -fopenmp'
+              'python2: for scan-view and git-clang-format')
+  provides=("clang-analyzer=$pkgver")
+  conflicts=('clang-analyzer')
+  replaces=('clang-analyzer')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  make -C build/tools/clang DESTDIR="$pkgdir" install
+  make -C build/projects/compiler-rt DESTDIR="$pkgdir" install
+
+  # Remove documentation sources
+  rm -r "$pkgdir"/usr/share/doc/$pkgname/html/{_sources,.buildinfo}
+
+  # Move analyzer scripts out of /usr/libexec
+  mv "$pkgdir"/usr/libexec/{ccc,c++}-analyzer "$pkgdir/usr/lib/clang/"
+  rmdir "$pkgdir/usr/libexec"
+  sed -i 's|libexec|lib/clang|' "$pkgdir/usr/bin/scan-build"
+
+  # Install Python bindings
+  install -d "$pkgdir/usr/lib/python2.7/site-packages"
+  cp -a tools/clang/bindings/python/clang "$pkgdir/usr/lib/python2.7/site-packages/"
+
+  # Use Python 2
+  sed -i 's|/usr/bin/env python|&2|' \
+    "$pkgdir/usr/bin/scan-view" \
+    "$pkgdir/usr/bin/git-clang-format" \
+    "$pkgdir/usr/share/$pkgname/clang-format-diff.py"
+
+  # Compile Python scripts
+  python2 -m compileall "$pkgdir"
+  python2 -O -m compileall "$pkgdir"
+
+  install -Dm644 tools/$pkgname/LICENSE.TXT \
+    "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+package_clang-tools-extra() {
+  pkgdesc="Extra tools built using clang's tooling APIs"
+  url="http://clang.llvm.org/"
+  depends=('clang')
+
+  cd "$srcdir/llvm-$pkgver.src"
+
+  make -C build/tools/clang/tools/extra DESTDIR="$pkgdir" install
+
+  # Remove documentation sources
+  rm -r "$pkgdir"/usr/share/doc/clang-tools/html/{_sources,.buildinfo}
+
+  # Use Python 2
+  sed -i 's|/usr/bin/env python|&2|' \
+    "$pkgdir"/usr/share/clang/{clang-tidy-diff,run-clang-tidy,run-find-all-symbols}.py
+
+  install -Dm644 tools/clang/tools/extra/LICENSE.TXT \
+    "$pkgdir/usr/share/licenses/$pkgname/LICENSE"
+}
+
+# vim:set ts=2 sw=2 et:

Copied: llvm/repos/staging-x86_64/disable-llvm-symbolizer-test.patch (from rev 305023, llvm/trunk/disable-llvm-symbolizer-test.patch)
===================================================================
--- staging-x86_64/disable-llvm-symbolizer-test.patch	                        (rev 0)
+++ staging-x86_64/disable-llvm-symbolizer-test.patch	2017-09-08 03:35:18 UTC (rev 305024)
@@ -0,0 +1,26 @@
+Description: Silent a test failing on yakkety amd64
+ /tmp/buildd/llvm-toolchain-snapshot-4.0~svn279801/test/tools/llvm-symbolizer/print_context.c:16:11: error: expected string not found in input
+ // CHECK: inc
+          ^
+ <stdin>:1:1: note: scanning from here
+ _fini
+ ^
+ <stdin>:1:3: note: possible intended match here
+ _fini
+  ^
+Author: Sylvestre <sylvestre at debian.org>
+Last-Update: 2016-08-26
+
+Index: llvm-toolchain-3.9-3.9~+rc1/test/tools/llvm-symbolizer/print_context.c
+===================================================================
+--- llvm-toolchain-3.9-3.9~+rc1.orig/test/tools/llvm-symbolizer/print_context.c
++++ llvm-toolchain-3.9-3.9~+rc1/test/tools/llvm-symbolizer/print_context.c
+@@ -1,7 +1,7 @@
+ // REQUIRES: x86_64-linux
+ // RUN: %host_cc -O0 -g %s -o %t 2>&1
+ // RUN: %t 2>&1 | llvm-symbolizer -print-source-context-lines=5 -obj=%t | FileCheck %s
+-
++// XFAIL: *
+ #include <stdio.h>
+ 
+ int inc(int a) {

Copied: llvm/repos/staging-x86_64/llvm-config.h (from rev 305023, llvm/trunk/llvm-config.h)
===================================================================
--- staging-x86_64/llvm-config.h	                        (rev 0)
+++ staging-x86_64/llvm-config.h	2017-09-08 03:35:18 UTC (rev 305024)
@@ -0,0 +1,9 @@
+#include <bits/wordsize.h>
+
+#if __WORDSIZE == 32
+#include "llvm-config-32.h"
+#elif __WORDSIZE == 64
+#include "llvm-config-64.h"
+#else
+#error "Unknown word size"
+#endif



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