[gcc r15-1656] rs6000, altivec-1-runnable.c update the require-effective-target

[Carl Love]

https://gcc.gnu.org/g:4bf719bc5858cf7e5c96a1b396b0b4b0480c7e5b

commit r15-1656-g4bf719bc5858cf7e5c96a1b396b0b4b0480c7e5b
Author: Carl Love <cel@linux.ibm.com>
Date:   Mon Jun 24 12:31:19 2024 -0400

    rs6000, altivec-1-runnable.c update the require-effective-target
    
    Update the dg test directives.
    
    gcc/testsuite/ChangeLog:gcc/testsuite/ChangeLog:
            * gcc.target/powerpc/altivec-1-runnable.c: Change the
            require-effective-target for the test.

Diff:
---
 gcc/testsuite/gcc.target/powerpc/altivec-1-runnable.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/gcc/testsuite/gcc.target/powerpc/altivec-1-runnable.c b/gcc/testsuite/gcc.target/powerpc/altivec-1-runnable.c
index 4e32860a169..3f084c91798 100644
--- a/gcc/testsuite/gcc.target/powerpc/altivec-1-runnable.c
+++ b/gcc/testsuite/gcc.target/powerpc/altivec-1-runnable.c
@@ -1,5 +1,6 @@
-/* { dg-do compile { target powerpc*-*-* } } */
-/* { dg-options "-maltivec" } */
+/* { dg-do run { target vmx_hw } } */
+/* { dg-do compile { target { ! vmx_hw } } } */
+/* { dg-options "-O2 -maltivec" } */
 /* { dg-require-effective-target powerpc_altivec } */
 
 #include <altivec.h>