* [PATCH] Fix gdb.base/list.exp with Clang
@ 2020-10-05 13:44 Gary Benson
2020-10-06 11:43 ` Pedro Alves
0 siblings, 1 reply; 3+ messages in thread
From: Gary Benson @ 2020-10-05 13:44 UTC (permalink / raw)
To: gdb-patches
Hi all,
Two subtests of gdb.base/list.exp failed when built with Clang
because the unused function "unused" was optimized out. This
commit adds __attribute__ ((used)) to both definitions.
Checked on Fedora 32 x86_64, with GCC and Clang. Ok to commit?
Cheers,
Gary
---
gdb/testsuite/ChangeLog:
* gdb.base/list0.c (unused): Add __attribute__ ((used)).
* gdb.base/list1.c (unused): Likewise.
---
gdb/testsuite/ChangeLog | 5 +++++
gdb/testsuite/gdb.base/list0.c | 2 +-
gdb/testsuite/gdb.base/list1.c | 2 +-
3 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/gdb/testsuite/gdb.base/list0.c b/gdb/testsuite/gdb.base/list0.c
index 0255cf3..1e5b7c1 100644
--- a/gdb/testsuite/gdb.base/list0.c
+++ b/gdb/testsuite/gdb.base/list0.c
@@ -36,7 +36,7 @@ int main ()
return 0;
}
-static void
+static void __attribute__ ((used))
unused ()
{
/* Not used for anything */
diff --git a/gdb/testsuite/gdb.base/list1.c b/gdb/testsuite/gdb.base/list1.c
index a9f614f..d694495 100644
--- a/gdb/testsuite/gdb.base/list1.c
+++ b/gdb/testsuite/gdb.base/list1.c
@@ -12,7 +12,7 @@ void bar (int x)
long_line ();
}
-static void
+static void __attribute__ ((used))
unused ()
{
/* Not used for anything */
--
1.8.3.1
^ permalink raw reply [flat|nested] 3+ messages in thread* Re: [PATCH] Fix gdb.base/list.exp with Clang
2020-10-05 13:44 [PATCH] Fix gdb.base/list.exp with Clang Gary Benson
@ 2020-10-06 11:43 ` Pedro Alves
2020-10-06 14:13 ` Gary Benson
0 siblings, 1 reply; 3+ messages in thread
From: Pedro Alves @ 2020-10-06 11:43 UTC (permalink / raw)
To: Gary Benson, gdb-patches
On 10/5/20 2:44 PM, Gary Benson via Gdb-patches wrote:
> Hi all,
>
> Two subtests of gdb.base/list.exp failed when built with Clang
> because the unused function "unused" was optimized out. This
> commit adds __attribute__ ((used)) to both definitions.
>
> Checked on Fedora 32 x86_64, with GCC and Clang. Ok to commit?
OK.
Thanks,
Pedro Alves
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCH] Fix gdb.base/list.exp with Clang
2020-10-06 11:43 ` Pedro Alves
@ 2020-10-06 14:13 ` Gary Benson
0 siblings, 0 replies; 3+ messages in thread
From: Gary Benson @ 2020-10-06 14:13 UTC (permalink / raw)
To: Pedro Alves; +Cc: gdb-patches
Pedro Alves wrote:
> On 10/5/20 2:44 PM, Gary Benson via Gdb-patches wrote:
> > Hi all,
> >
> > Two subtests of gdb.base/list.exp failed when built with Clang
> > because the unused function "unused" was optimized out. This
> > commit adds __attribute__ ((used)) to both definitions.
> >
> > Checked on Fedora 32 x86_64, with GCC and Clang. Ok to commit?
>
> OK.
Thanks Pedro, I've pushed this one now too.
Cheers,
Gary
--
Gary Benson - he / him / his
Principal Software Engineer, Red Hat
^ permalink raw reply [flat|nested] 3+ messages in thread
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2020-10-05 13:44 [PATCH] Fix gdb.base/list.exp with Clang Gary Benson
2020-10-06 11:43 ` Pedro Alves
2020-10-06 14:13 ` Gary Benson
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