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author | Jakub Jelinek <jakub@redhat.com> | 2015-04-10 08:43:52 +0200 |
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committer | Iain Sandoe <iains@gcc.gnu.org> | 2015-04-10 06:43:52 +0000 |
commit | cacf1f59069873d69005fd274184adc25da3bc90 (patch) | |
tree | 7b815277dd56cf4c4aa0686897089fe68d9e2937 /libiberty/configure | |
parent | c620a1686faf1e546d292515be12f3c94421e212 (diff) | |
download | gcc-cacf1f59069873d69005fd274184adc25da3bc90.zip gcc-cacf1f59069873d69005fd274184adc25da3bc90.tar.gz gcc-cacf1f59069873d69005fd274184adc25da3bc90.tar.bz2 |
re PR target/65351 (libiberty's pic version contains non-pic code on m32 darwin; causes bootstrap fail building libcc1.)
PR target/65351
config/
* mh-darwin: Only apply -mdynamic-no-pic for m32 Darwin when the compiler in
use supports -mno-dynamic-no-pic.
* picflag.m4: Only append -mno-dynamic-no-pic for Darwin when -mdynamic-no-pic
is present in CFLAGS.
libiberty/
* configure: Regenerate.
libada/
* configure: Regenerate.
libgcc/
* configure: Regenerate.
gcc/
* configure: Regenerate.
Co-Authored-By: Iain Sandoe <iain@codesourcery.com>
From-SVN: r221967
Diffstat (limited to 'libiberty/configure')
-rwxr-xr-x | libiberty/configure | 14 |
1 files changed, 9 insertions, 5 deletions
diff --git a/libiberty/configure b/libiberty/configure index eaed56e..b06cab2 100755 --- a/libiberty/configure +++ b/libiberty/configure @@ -4885,11 +4885,15 @@ fi case "${host}" in # PIC is the default on some targets or must not be used. *-*-darwin*) - # PIC is the default on this platform - # Common symbols not allowed in MH_DYLIB files - # Cancel any earlier -mdynamic-no-pic, as that makes - # the code not suitable for shared libraries. - PICFLAG='-fno-common -mno-dynamic-no-pic' + # For darwin, common symbols are not allowed in MH_DYLIB files + case "${CFLAGS}" in + # If we are using a compiler supporting mdynamic-no-pic + # and the option has been tested as safe to add, then cancel + # it here, since the code generated is incompatible with shared + # libs. + *-mdynamic-no-pic*) PICFLAG='-fno-common -mno-dynamic-no-pic' ;; + *) PICFLAG=-fno-common ;; + esac ;; alpha*-dec-osf5*) # PIC is the default. |