[gcc r12-6042] testsuite: pragma-optimize.c requires ifunc.

[David Edelsohn]

https://gcc.gnu.org/g:9315f02b1bc6e5a3a247a33e673281f061ef2e32

commit r12-6042-g9315f02b1bc6e5a3a247a33e673281f061ef2e32
Author: David Edelsohn <dje.gcc@gmail.com>
Date:   Fri Dec 17 09:45:20 2021 -0500

    testsuite: pragma-optimize.c requires ifunc.
    
    gcc/testsuite/ChangeLog:
    
            * gcc.target/powerpc/pragma-optimize.c: Require ifunc support.

Diff:
---
 gcc/testsuite/gcc.target/powerpc/pragma-optimize.c | 1 +
 1 file changed, 1 insertion(+)

diff --git a/gcc/testsuite/gcc.target/powerpc/pragma-optimize.c b/gcc/testsuite/gcc.target/powerpc/pragma-optimize.c
index e8ba63a0667..3b1fc6d7d94 100644
--- a/gcc/testsuite/gcc.target/powerpc/pragma-optimize.c
+++ b/gcc/testsuite/gcc.target/powerpc/pragma-optimize.c
@@ -1,3 +1,4 @@
+/* { dg-require-ifunc "" } */
 /* { dg-options "-O2 -mlong-double-128 -mabi=ibmlongdouble" } */
 
 extern unsigned long int x;