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Code Issues Releases Wiki Activity

configure: Disable use of SSE4a instructions.

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This commit is contained in:
Jason Volk 2020-07-10 21:30:56 -07:00
parent 98009cf4d7
commit dcc1b37d25
1 changed files with 5 additions and 1 deletions
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6
configure.ac
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@ -420,8 +420,12 @@ AM_COND_IF([GENERIC],
RB_VAR_PREPEND([CXXFLAGS], ["-mtune=generic"])
], [
machine_tuning="native instruction set"
RB_VAR_PREPEND([CXXFLAGS], ["-march=native"])
dnl AMD K10's SSE4a doesn't work with valgrind
RB_VAR_PREPEND([CXXFLAGS], ["-mno-sse4a"])
RB_VAR_PREPEND([CXXFLAGS], ["-mtune=native"])
RB_VAR_PREPEND([CXXFLAGS], ["-march=native"])
])
dnl