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Merge pull request #8633 from JacobBarthelmeh/compile 

do sanity check for -Wa,-mbranches-within-32B-boundaries use
pull/8635/head
Sean Parkinson 2025-04-04 09:19:48 +10:00 committed by GitHub
parent 5ecacfd8eb f6894a3949
commit 151b9f0e74
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GPG Key ID: B5690EEEBB952194
1 changed files with 24 additions and 8 deletions
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32
configure.ac
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@ -178,14 +178,6 @@ DEBUG_CFLAGS="-g -DDEBUG -DDEBUG_WOLFSSL"
LIB_ADD=
LIB_STATIC_ADD=
EXTRA_OPTS_CFLAGS=
if test "$host_cpu" = "x86_64"
then
if test "$CC" = "gcc" || test "$CC" = "icc"
then
EXTRA_OPTS_CFLAGS="$EXTRA_OPTS_CFLAGS -Wa,-mbranches-within-32B-boundaries -falign-loops=64"
fi
fi
OPTIMIZE_CFLAGS="$OPTIMIZE_CFLAGS $EXTRA_OPTS_CFLAGS"
OPTIMIZE_FAST_CFLAGS="$OPTIMIZE_FAST_CFLAGS $EXTRA_OPTS_CFLAGS"
OPTIMIZE_HUGE_CFLAGS="$OPTIMIZE_HUGE_CFLAGS $EXTRA_OPTS_CFLAGS"
@ -2526,6 +2518,30 @@ then
AM_CFLAGS="$AM_CFLAGS -DWOLFSSL_CHECK_SIG_FAULTS -DWOLFSSL_CHECK_VER_FAULTS"
fi
AC_ARG_ENABLE([compileharden],
[AS_HELP_STRING([--enable-compileharden],[Enable extra hardening compile flags (default: disabled)])],
[ENABLED_COMPILEHARDEN=$enableval],
[ENABLED_COMPILEHARDEN=no])
EXTRA_OPTS_CFLAGS=
if test "$ENABLED_COMPILEHARDEN" = "yes"
then
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 "$CAN_USE_32B_BOUNDARIES_FLAG" = "yes"
then
EXTRA_OPTS_CFLAGS="$EXTRA_OPTS_CFLAGS -Wa,-mbranches-within-32B-boundaries -falign-loops=64"
else
AC_MSG_ERROR([compiler does not accept -mbranches-within-32B-boundaries flag])
fi
fi
# IPv6 Test Apps
AC_ARG_ENABLE([ipv6],
[AS_HELP_STRING([--enable-ipv6],[Enable testing of IPV6 (default: disabled)])],