diff options
Diffstat (limited to 'Build/source/libs/harfbuzz/configure.ac')
-rw-r--r-- | Build/source/libs/harfbuzz/configure.ac | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/Build/source/libs/harfbuzz/configure.ac b/Build/source/libs/harfbuzz/configure.ac index 97e703248fd..75730a222b9 100644 --- a/Build/source/libs/harfbuzz/configure.ac +++ b/Build/source/libs/harfbuzz/configure.ac @@ -33,6 +33,21 @@ KPSE_ICU_FLAGS AC_CHECK_FUNCS([atexit mprotect sysconf getpagesize sched_yield mmap _setmode isatty]) AC_CHECK_HEADERS([unistd.h sys/mman.h sched.h io.h]) +# Compiler flags +AC_CANONICAL_HOST +AC_CHECK_ALIGNOF([struct{char;}]) +if test "x$GCC" = "xyes"; then + case "$host" in + arm-*-*) + if test "x$ac_cv_alignof_struct_char__" != x1; then + # Request byte alignment + AM_CXXFLAGS="-mstructure-size-boundary=8" + fi + ;; + esac +fi +AC_SUBST([AM_CXXFLAGS]) + AC_CONFIG_HEADERS([config.h]) AM_CONDITIONAL([build], [test "x$enable_build" != xno]) |