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PR 68115/libfortran

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PR 68115/libfortran
	* configure.ac: Set libbacktrace_cv_sys_sync to no on hppa*-*-hpux*.
	* configure: Regenerate.
	* elf.c (backtrace_initialize): Cast __sync_bool_compare_and_swap call
	to void.

From-SVN: r231485
This commit is contained in:
John David Anglin 2015-12-10 01:08:13 +00:00
parent 512e4ace54
commit 2f401a8f18
4 changed files with 19 additions and 4 deletions
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8
libbacktrace/ChangeLog
View File

@ -1,3 +1,11 @@
2015-12-09 John David Anglin <danglin@gcc.gnu.org>
PR 68115/libfortran
* configure.ac: Set libbacktrace_cv_sys_sync to no on hppa*-*-hpux*.
* configure: Regenerate.
* elf.c (backtrace_initialize): Cast __sync_bool_compare_and_swap call
to void.
2015-09-17 Ian Lance Taylor <iant@google.com>
* posix.c (backtrace_open): Cast second argument of open() to int.

7
libbacktrace/configure vendored
View File

@ -9103,7 +9103,7 @@ _LT_EOF
if $NM -V 2>&1 | $GREP 'GNU' > /dev/null; then
export_symbols_cmds='$NM -Bpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "W")) && (substr(\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
else
export_symbols_cmds='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B")) && (substr(\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
export_symbols_cmds='$NM -BCpg $libobjs $convenience | awk '\''{ if (((\$ 2 == "T") || (\$ 2 == "D") || (\$ 2 == "B") || (\$ 2 == "L")) && (substr(\$ 3,1,1) != ".")) { print \$ 3 } }'\'' | sort -u > $export_symbols'
fi
aix_use_runtimelinking=no
@ -11726,7 +11726,10 @@ if test "${libbacktrace_cv_sys_sync+set}" = set; then :
$as_echo_n "(cached) " >&6
else
if test -n "${with_target_subdir}"; then
libbacktrace_cv_sys_sync=yes
case "${host}" in
hppa*-*-hpux*) libbacktrace_cv_sys_sync=no ;;
*) libbacktrace_cv_sys_sync=yes ;;
esac
else
cat confdefs.h - <<_ACEOF >conftest.$ac_ext
/* end confdefs.h. */

5
libbacktrace/configure.ac
View File

@ -172,7 +172,10 @@ AC_SUBST(PIC_FLAG)
AC_CACHE_CHECK([__sync extensions],
[libbacktrace_cv_sys_sync],
[if test -n "${with_target_subdir}"; then
libbacktrace_cv_sys_sync=yes
case "${host}" in
hppa*-*-hpux*) libbacktrace_cv_sys_sync=no ;;
*) libbacktrace_cv_sys_sync=yes ;;
esac
else
AC_LINK_IFELSE(
[AC_LANG_PROGRAM([int i;],

3
libbacktrace/elf.c
View File

@ -955,7 +955,8 @@ backtrace_initialize (struct backtrace_state *state, int descriptor,
if (found_sym)
backtrace_atomic_store_pointer (&state->syminfo_fn, elf_syminfo);
else
__sync_bool_compare_and_swap (&state->syminfo_fn, NULL, elf_nosyms);
(void) __sync_bool_compare_and_swap (&state->syminfo_fn, NULL,
elf_nosyms);
}
if (!state->threaded)