:: Synchronizing package databases... testing 29.7 KiB 238K/s 00:00 [######################] 100% core 102.1 KiB 296K/s 00:00 [######################] 100% extra 1170.6 KiB 816K/s 00:01 [######################] 100% community-testing 11.1 KiB 244K/s 00:00 [######################] 100% community 999.7 KiB 673K/s 00:01 [######################] 100% multilib-testing 1574.0 B 71.5M/s 00:00 [######################] 100% multilib 67.8 KiB 339K/s 00:00 [######################] 100% :: The following packages should be upgraded first : pacman :: Do you want to cancel the current operation :: and upgrade these packages now? [Y/n] y resolving dependencies... looking for inter-conflicts... error: failed to prepare transaction (could not satisfy dependencies) :: gcc: requires gcc-libs=4.6.2-1 :: valgrind: requires glibc<2.15 Any suggestions on how to fix this conflict? Thanks, Sander