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If -fno-strict-overflow is available, don't add -fwrapv

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This commit is contained in:
Frank Denis 2014-11-25 12:19:08 -08:00
parent fa2da90fd3
commit 11ccb20512
1 changed files with 3 additions and 2 deletions
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5
configure.ac
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@ -161,9 +161,10 @@ AS_IF([test "$enable_pie" != "no"],[
]) ])
]) ])
AX_CHECK_COMPILE_FLAG([-fwrapv], [CFLAGS="$CFLAGS -fwrapv"])
AX_CHECK_COMPILE_FLAG([-fno-strict-aliasing], [CFLAGS="$CFLAGS -fno-strict-aliasing"]) AX_CHECK_COMPILE_FLAG([-fno-strict-aliasing], [CFLAGS="$CFLAGS -fno-strict-aliasing"])
AX_CHECK_COMPILE_FLAG([-fno-strict-overflow], [CFLAGS="$CFLAGS -fno-strict-overflow"]) AX_CHECK_COMPILE_FLAG([-fno-strict-overflow], [CFLAGS="$CFLAGS -fno-strict-overflow"], [
AX_CHECK_COMPILE_FLAG([-fwrapv], [CFLAGS="$CFLAGS -fwrapv"])
])
LIBTOOL_OLD_FLAGS="$LIBTOOL_EXTRA_FLAGS" LIBTOOL_OLD_FLAGS="$LIBTOOL_EXTRA_FLAGS"
LIBTOOL_EXTRA_FLAGS="$LIBTOOL_EXTRA_FLAGS -version-info $SODIUM_LIBRARY_VERSION" LIBTOOL_EXTRA_FLAGS="$LIBTOOL_EXTRA_FLAGS -version-info $SODIUM_LIBRARY_VERSION"