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| author | Jakub Jelinek <jakub@redhat.com> | 2022-01-03 17:16:26 +0100 |
|---|---|---|
| committer | Jakub Jelinek <jakub@redhat.com> | 2022-01-11 23:49:48 +0100 |
| commit | bff4226f5a01da2f93d4e096a1c9317a553438a3 (patch) | |
| tree | 500e97e590aa0d41558a0e3b3d25e2fe4d34e3e8 /libquadmath/configure | |
| parent | a8fea8cd861d9484eb825a11264812bfe193f8ee (diff) | |
| download | gcc-bff4226f5a01da2f93d4e096a1c9317a553438a3.zip gcc-bff4226f5a01da2f93d4e096a1c9317a553438a3.tar.gz gcc-bff4226f5a01da2f93d4e096a1c9317a553438a3.tar.bz2 | |
libquadmath: Use -mno-gnu-attribute in libquadmath
Testing found that we also need libquadmath to be built with
-mno-gnu-attribute, otherwise -mabi=ieeelongdouble programs don't link.
2022-01-03 Jakub Jelinek <jakub@redhat.com>
* configure.ac: Set XCFLAGS to -mno-gnu-attribute on
powerpc64le*-linux*.
* configure: Regenerated.
Diffstat (limited to 'libquadmath/configure')
| -rwxr-xr-x | libquadmath/configure | 24 |
1 files changed, 24 insertions, 0 deletions
diff --git a/libquadmath/configure b/libquadmath/configure index 3191850..b3ee64f 100755 --- a/libquadmath/configure +++ b/libquadmath/configure @@ -13096,6 +13096,30 @@ fi XCFLAGS="$XCFLAGS $CET_FLAGS" +case x$target in + xpowerpc64le*-linux*) + cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +#if __SIZEOF_LONG_DOUBLE__ != 16 + #error long double is double + #endif +int +main () +{ +(void) 0; + ; + return 0; +} +_ACEOF +if ac_fn_c_try_cpp "$LINENO"; then : + XCFLAGS="$XCFLAGS -mno-gnu-attribute" +fi +rm -f conftest.err conftest.i conftest.$ac_ext + ;; + *) + ;; +esac + cat >confcache <<\_ACEOF # This file is a shell script that caches the results of configure |