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| author | Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE> | 2010-05-25 16:59:45 +0000 |
|---|---|---|
| committer | Rainer Orth <ro@gcc.gnu.org> | 2010-05-25 16:59:45 +0000 |
| commit | 8352cbb413ca035b1a646cc0e595a45cdd6e1426 (patch) | |
| tree | 5c065c5b5ddaca208481e58ce228f3f42df64e19 /libjava/configure.ac | |
| parent | c3641fd790cbca6f2bf79fd236851e44d0a38977 (diff) | |
| download | gcc-8352cbb413ca035b1a646cc0e595a45cdd6e1426.zip gcc-8352cbb413ca035b1a646cc0e595a45cdd6e1426.tar.gz gcc-8352cbb413ca035b1a646cc0e595a45cdd6e1426.tar.bz2 | |
re PR libgcj/44216 (All libjava tests fail on IRIX 6.5: ld warns about -no-merge-exidx-entries)
PR libgcj/44216
* configure.ac (libgcj_cv_exidx): Enable AC_LANG_WERROR.
Save and restore werror flag.
* configure: Regenerate.
From-SVN: r159833
Diffstat (limited to 'libjava/configure.ac')
| -rw-r--r-- | libjava/configure.ac | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/libjava/configure.ac b/libjava/configure.ac index 664011ea..5376a01 100644 --- a/libjava/configure.ac +++ b/libjava/configure.ac @@ -932,9 +932,17 @@ esac AC_CACHE_CHECK([for --no-merge-exidx-entries], [libgcj_cv_exidx], [saved_ldflags="$LDFLAGS" LDFLAGS="${LDFLAGS} -Wl,--no-merge-exidx-entries" + # The IRIX 6 ld doesn't recognize --no-merge-exidx-entries, but only + # warns about unknown options, which breaks the testsuite. So enable + # AC_LANG_WERROR, but there's currently (autoconf 2.64) no way to turn + # it off again. As a workaround, save and restore werror flag like + # AC_PATH_XTRA. + ac_xsave_[]_AC_LANG_ABBREV[]_werror_flag=$ac_[]_AC_LANG_ABBREV[]_werror_flag + AC_LANG_WERROR AC_LINK_IFELSE([int main(void){ return 0;} ], [eval "libgcj_cv_exidx=yes"], [eval "libgcj_cv_exidx=no"]) + ac_[]_AC_LANG_ABBREV[]_werror_flag=$ac_xsave_[]_AC_LANG_ABBREV[]_werror_flag LDFLAGS="${saved_ldflags}"] ) if test "${libgcj_cv_exidx}" = "yes"; then |