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Fix libbacktrace build on hppa-hpux. 

2020-02-29  John David Anglin  <danglin@gcc.gnu.org>

	Backport from mainline
	2019-09-26  Ian Lance Taylor  <iant@golang.org>

	PR libbacktrace/91908
	* pecoff.c (backtrace_initialize): Explicitly cast unchecked
	__sync_bool_compare_and_swap to void.
	* xcoff.c (backtrace_initialize): Likewise.
This commit is contained in:
John David Anglin 2020-02-29 22:25:04 +00:00
parent c3fed15104
commit fa8a705d1f
3 changed files with 14 additions and 2 deletions
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10
libbacktrace/ChangeLog
View File

@ -1,3 +1,13 @@
2020-02-29 John David Anglin <danglin@gcc.gnu.org>
Backport from mainline
2019-09-26 Ian Lance Taylor <iant@golang.org>
PR libbacktrace/91908
* pecoff.c (backtrace_initialize): Explicitly cast unchecked
__sync_bool_compare_and_swap to void.
* xcoff.c (backtrace_initialize): Likewise.
2019-08-12 Release Manager
* GCC 9.2.0 released.

3
libbacktrace/pecoff.c
View File

@ -922,7 +922,8 @@ backtrace_initialize (struct backtrace_state *state,
if (found_sym)
backtrace_atomic_store_pointer (&state->syminfo_fn, coff_syminfo);
else
__sync_bool_compare_and_swap (&state->syminfo_fn, NULL, coff_nosyms);
(void) __sync_bool_compare_and_swap (&state->syminfo_fn, NULL,
coff_nosyms);
}
if (!state->threaded)

3
libbacktrace/xcoff.c
View File

@ -1592,7 +1592,8 @@ backtrace_initialize (struct backtrace_state *state,
if (found_sym)
backtrace_atomic_store_pointer (&state->syminfo_fn, xcoff_syminfo);
else
__sync_bool_compare_and_swap (&state->syminfo_fn, NULL, xcoff_nosyms);
(void) __sync_bool_compare_and_swap (&state->syminfo_fn, NULL,
xcoff_nosyms);
}
if (!state->threaded)