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* [PATCH] math: Fix test-fenv.c feupdateenv tests
@ 2024-01-09 19:40 Adhemerval Zanella
  2024-01-10  8:58 ` Szabolcs Nagy
  0 siblings, 1 reply; 2+ messages in thread
From: Adhemerval Zanella @ 2024-01-09 19:40 UTC (permalink / raw)
  To: libc-alpha; +Cc: Szabolcs Nagy

The feupdateenv tests added by 802aef27b2 do not restore the floating
point mask, which might keep some floating point exception enabled and
thus make the feupdateenv_single_test raise an unexpected signal.

Checked on x86_64-linux-gnu and aarch64-linux-gnu (on Apple M1 trapping
is supported).
---
 math/test-fenv.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/math/test-fenv.c b/math/test-fenv.c
index 9db6789e64..8d39181b14 100644
--- a/math/test-fenv.c
+++ b/math/test-fenv.c
@@ -659,6 +659,7 @@ static void
 feupdate_single_test (const char *flag_name, int fe_exc)
 {
   feenv_nomask_test (flag_name, fe_exc, feupdateenv);
+  fesetenv (FE_DFL_ENV);
   feenv_mask_test (flag_name, fe_exc, feupdateenv);
 }
 #endif
-- 
2.34.1


^ permalink raw reply	[flat|nested] 2+ messages in thread

* Re: [PATCH] math: Fix test-fenv.c feupdateenv tests
  2024-01-09 19:40 [PATCH] math: Fix test-fenv.c feupdateenv tests Adhemerval Zanella
@ 2024-01-10  8:58 ` Szabolcs Nagy
  0 siblings, 0 replies; 2+ messages in thread
From: Szabolcs Nagy @ 2024-01-10  8:58 UTC (permalink / raw)
  To: Adhemerval Zanella, libc-alpha

The 01/09/2024 16:40, Adhemerval Zanella wrote:
> The feupdateenv tests added by 802aef27b2 do not restore the floating
> point mask, which might keep some floating point exception enabled and
> thus make the feupdateenv_single_test raise an unexpected signal.
> 
> Checked on x86_64-linux-gnu and aarch64-linux-gnu (on Apple M1 trapping
> is supported).

looks good.

Reviewed-by: Szabolcs Nagy <szabolcs.nagy@arm.com>

> ---
>  math/test-fenv.c | 1 +
>  1 file changed, 1 insertion(+)
> 
> diff --git a/math/test-fenv.c b/math/test-fenv.c
> index 9db6789e64..8d39181b14 100644
> --- a/math/test-fenv.c
> +++ b/math/test-fenv.c
> @@ -659,6 +659,7 @@ static void
>  feupdate_single_test (const char *flag_name, int fe_exc)
>  {
>    feenv_nomask_test (flag_name, fe_exc, feupdateenv);
> +  fesetenv (FE_DFL_ENV);
>    feenv_mask_test (flag_name, fe_exc, feupdateenv);
>  }
>  #endif
> -- 
> 2.34.1
> 

^ permalink raw reply	[flat|nested] 2+ messages in thread

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2024-01-09 19:40 [PATCH] math: Fix test-fenv.c feupdateenv tests Adhemerval Zanella
2024-01-10  8:58 ` Szabolcs Nagy

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