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| author | aph <aph@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-04-21 16:34:01 +0000 |
|---|---|---|
| committer | aph <aph@138bc75d-0d04-0410-961f-82ee72b054a4> | 2010-04-21 16:34:01 +0000 |
| commit | 438fa195386e30cec39e88d19ec4c05411ad0e94 (patch) | |
| tree | 97c913df003cc2af3990c16ba1837ecd35fbd001 /libjava/configure | |
| parent | 509414a5becd65fd2602f480f93167f4a58840ed (diff) | |
| download | gcc-438fa195386e30cec39e88d19ec4c05411ad0e94.tar.gz | |
2010-04-19 Andrew Haley <aph@redhat.com>
PR libgcj/40860
* configure.ac: Handle --no-merge-exidx-entries.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@158611 138bc75d-0d04-0410-961f-82ee72b054a4
Diffstat (limited to 'libjava/configure')
| -rwxr-xr-x | libjava/configure | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/libjava/configure b/libjava/configure index ca3329d3944..6be8109031a 100755 --- a/libjava/configure +++ b/libjava/configure @@ -20520,6 +20520,39 @@ arm*linux*eabi) ;; esac +# Check for --no-merge-exidx-entries, an ARM-specific linker option. +{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for --no-merge-exidx-entries" >&5 +$as_echo_n "checking for --no-merge-exidx-entries... " >&6; } +if test "${libgcj_cv_exidx+set}" = set; then : + $as_echo_n "(cached) " >&6 +else + saved_ldflags="$LDFLAGS" + LDFLAGS="${LDFLAGS} -Wl,--no-merge-exidx-entries" + if test x$gcc_no_link = xyes; then + as_fn_error "Link tests are not allowed after GCC_NO_EXECUTABLES." "$LINENO" 5 +fi +cat confdefs.h - <<_ACEOF >conftest.$ac_ext +/* end confdefs.h. */ +int main(void){ return 0;} +_ACEOF +if ac_fn_c_try_link "$LINENO"; then : + eval "libgcj_cv_exidx=yes" +else + eval "libgcj_cv_exidx=no" +fi +rm -f core conftest.err conftest.$ac_objext \ + conftest$ac_exeext conftest.$ac_ext + LDFLAGS="${saved_ldflags}" + +fi +{ $as_echo "$as_me:${as_lineno-$LINENO}: result: $libgcj_cv_exidx" >&5 +$as_echo "$libgcj_cv_exidx" >&6; } +if test "${libgcj_cv_exidx}" = "yes"; then + SYSTEMSPEC="${SYSTEMSPEC} --no-merge-exidx-entries" + extra_ldflags="${extra_ldflags} -Wl,--no-merge-exidx-entries" +fi + + |