[gcc r15-8443] s390: testsuite: Fix autovec-double-signaling-eq-z13.c

[Stefan Schulze Frielinghaus via Gcc-cvs]

https://gcc.gnu.org/g:abfdab9c7dd6c60641b203bf247bb1b8a1f218ec

commit r15-8443-gabfdab9c7dd6c60641b203bf247bb1b8a1f218ec
Author: Stefan Schulze Frielinghaus <stefa...@gcc.gnu.org>
Date:   Wed Mar 19 16:35:12 2025 +0100

    s390: testsuite: Fix autovec-double-signaling-eq-z13.c
    
    Since r15-3992-g698e0ec89bc096 we optimize x<=y && x>=y to x==y.
    Honour signaling NaNs by using option -fsignaling-nans in order to
    prevent this.
    
    gcc/testsuite/ChangeLog:
    
            * gcc.target/s390/zvector/autovec-double-signaling-eq-z13.c:
            Honour sNaNs.

Diff:
---
 gcc/testsuite/gcc.target/s390/zvector/autovec-double-signaling-eq-z13.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git 
a/gcc/testsuite/gcc.target/s390/zvector/autovec-double-signaling-eq-z13.c 
b/gcc/testsuite/gcc.target/s390/zvector/autovec-double-signaling-eq-z13.c
index 1806fa8c60e9..ad097efcee9a 100644
--- a/gcc/testsuite/gcc.target/s390/zvector/autovec-double-signaling-eq-z13.c
+++ b/gcc/testsuite/gcc.target/s390/zvector/autovec-double-signaling-eq-z13.c
@@ -1,5 +1,5 @@
 /* { dg-do compile } */
-/* { dg-options "-O3 -march=z13 -mzvector -mzarch" } */
+/* { dg-options "-O3 -march=z13 -mzvector -mzarch -fsignaling-nans" } */
 
 #include "autovec.h"