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Raise x86 arch requirement to prescott. 

Atomic functions used in external/libcxx/include/atomic when compiled with Clang
will require intrinsic functions exist only for prescott or newer CPUs.

BUG: 17530542
Change-Id: I0c9660ed2ffa75b940981eb8165d88934b39aec5
This commit is contained in:
Chih-Hung Hsieh 2014-10-22 14:35:08 -07:00
parent 660f3c9ae9
commit c248fa3e01
1 changed files with 2 additions and 6 deletions
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8
core/combo/arch/x86/x86.mk
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@ -13,11 +13,7 @@ ARCH_X86_HAVE_MOVBE := false
ARCH_X86_HAVE_POPCNT := false
# XXX: This flag is probably redundant, because it should be set by default
# by our toolchain binaries. However, there have been reports that this may
# not always work as intended, so keep it unless we have the time to check
# everything properly.
# Some intrinsic functions used by libcxx only exist for prescott or newer CPUs.
arch_variant_cflags := \
-march=i686 \
-march=prescott \