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do sanity check that the -Wa,-mbranches-within-32B-boundaries is supported for cases where CC=gcc is really clang

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JacobBarthelmeh
2025-04-03 13:58:43 -06:00
parent 5ecacfd8eb
commit c4fcd5fd54
1 changed files with 13 additions and 4 deletions
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17
configure.ac
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@@ -178,12 +178,21 @@ DEBUG_CFLAGS="-g -DDEBUG -DDEBUG_WOLFSSL"
LIB_ADD=
LIB_STATIC_ADD=
EXTRA_OPTS_CFLAGS=
if test "$host_cpu" = "x86_64"
CAN_USE_32B_BOUNDARIES_FLAG=no
AX_CHECK_COMPILE_FLAG([-Wa,-mbranches-within-32B-boundaries],
[CAN_USE_32B_BOUNDARIES_FLAG=yes],
[CAN_USE_32B_BOUNDARIES_FLAG=no],
[-Werror],[])
if test "$CAN_USE_32B_BOUNDARIES_FLAG" = "yes"
then
if test "$CC" = "gcc" || test "$CC" = "icc"
EXTRA_OPTS_CFLAGS=
if test "$host_cpu" = "x86_64"
then
EXTRA_OPTS_CFLAGS="$EXTRA_OPTS_CFLAGS -Wa,-mbranches-within-32B-boundaries -falign-loops=64"
if test "$GCC" = "yes" || test "$CC" = "icc"
then
EXTRA_OPTS_CFLAGS="$EXTRA_OPTS_CFLAGS -Wa,-mbranches-within-32B-boundaries -falign-loops=64"
fi
fi
fi
OPTIMIZE_CFLAGS="$OPTIMIZE_CFLAGS $EXTRA_OPTS_CFLAGS"