[PATCH] Compile tst-cleanupx4 test with -fexceptions

[Aurelien Jarno]

On 2016-06-01 14:17, H.J. Lu wrote:
> tst-cleanupx4 is linked with tst-cleanupx4.o and tst-cleanup4aux.o.
> Since tst-cleanupx4.o is compiled from tst-cleanup4.c with -fexceptions,
> tst-cleanupx4.c should also be compiled with -fexceptions.
> 
> Tested on x86-64 and i686.  OK for master?
> 
> 
> H.J.
> --
> 	[BZ 18645]
> 	* nptl/Makefile (extra-test-objs): Add tst-cleanupx4aux.o
> 	(test-extras): Add tst-cleanupx4aux.
> 	(CFLAGS-tst-cleanupx4aux.c): New.  Set to -fexceptions.
> 	($(objpfx)tst-cleanupx4): Replace tst-cleanup4aux.o with
> 	tst-cleanupx4aux.o.
> 	* nptl/tst-cleanupx4aux.c: New file.
> ---
>  nptl/Makefile           | 8 +++++---
>  nptl/tst-cleanupx4aux.c | 1 +
>  2 files changed, 6 insertions(+), 3 deletions(-)
>  create mode 100644 nptl/tst-cleanupx4aux.c

I am probably a bit late, but I have been pointed in the past there that
the point of tst-cleanupx4 is actually to test unwinding through a
function not compliled with -fexceptions:

https://sourceware.org/ml/libc-alpha/2014-07/msg00299.html

Note that I have identified the GCC change which introduced this
regression:

http://www.sourceware.org/ml/libc-alpha/2015-11/msg00533.html

Aurelien

-- 
Aurelien Jarno                          GPG: 4096R/1DDD8C9B
aurelien@aurel32.net                 http://www.aurel32.net