diff options
| -rw-r--r-- | configure.ac | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/configure.ac b/configure.ac index f0ebc50623..fb154e0b43 100644 --- a/configure.ac +++ b/configure.ac @@ -725,6 +725,10 @@ case $host in dnl We require Windows 7 (NT 6.1) or later AX_CHECK_LINK_FLAG([-Wl,--major-subsystem-version -Wl,6 -Wl,--minor-subsystem-version -Wl,1], [CORE_LDFLAGS="$CORE_LDFLAGS -Wl,--major-subsystem-version -Wl,6 -Wl,--minor-subsystem-version -Wl,1"], [], [$LDFLAG_WERROR]) + + dnl Avoid the use of aligned vector instructions when building for Windows. + dnl See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=54412. + AX_CHECK_COMPILE_FLAG([-Wa,-muse-unaligned-vector-move], [CORE_CXXFLAGS="$CORE_CXXFLAGS -Wa,-muse-unaligned-vector-move"], [], [$CXXFLAG_WERROR]) ;; *darwin*) TARGET_OS=darwin |