Requires modification to our comment about fall through to match compilers expectations. Works for GCC and Clang. Signed-off-by: Allan McRae <allan@archlinux.org> --- configure.ac | 1 + meson.build | 1 + src/pacman/pacman.c | 2 +- 3 files changed, 3 insertions(+), 1 deletion(-) diff --git a/configure.ac b/configure.ac index 415ed3cb..2f345b5d 100644 --- a/configure.ac +++ b/configure.ac @@ -462,6 +462,7 @@ if test "x$warningflags" = "xyes" ; then CFLAGS_ADD([-Wformat-nonliteral], [WARNING_CFLAGS]) CFLAGS_ADD([-Wformat-security], [WARNING_CFLAGS]) CFLAGS_ADD([-Wignored-qualifiers], [WARNING_CFLAGS]) + CFLAGS_ADD([-Wimplicit-fallthrough], [WARNING_CFLAGS]) CFLAGS_ADD([-Winit-self], [WARNING_CFLAGS]) CFLAGS_ADD([-Wlogical-op], [WARNING_CFLAGS]) CFLAGS_ADD([-Wmissing-declarations], [WARNING_CFLAGS]) diff --git a/meson.build b/meson.build index 0a710653..02a3a3d3 100644 --- a/meson.build +++ b/meson.build @@ -220,6 +220,7 @@ if get_option('buildtype').startswith('debug') '-Wformat-nonliteral', '-Wformat-security', '-Wignored-qualifiers', + '-Wimplicit-fallthrough', '-Winit-self', '-Wlogical-op', '-Wmissing-declarations', diff --git a/src/pacman/pacman.c b/src/pacman/pacman.c index a2a420b6..3bb622e6 100644 --- a/src/pacman/pacman.c +++ b/src/pacman/pacman.c @@ -196,7 +196,7 @@ static void usage(int op, const char * const myname) addlist(_(" --ignore <pkg> ignore a package upgrade (can be used more than once)\n")); addlist(_(" --ignoregroup <grp>\n" " ignore a group upgrade (can be used more than once)\n")); - /* pass through */ + /* fall through */ case PM_OP_REMOVE: addlist(_(" -d, --nodeps skip dependency version checks (-dd to skip all checks)\n")); addlist(_(" --assume-installed <package=version>\n" -- 2.20.1