Fixes this test on Darwin.
Signed-off-by: Iain Sandoe <iain@sandoe.co.uk>
gcc/testsuite/ChangeLog:
* g++.dg/modules/init-2_b.C: Add a missing USER_LABEL_PREFIX
to a regex.
// There should be an idempotency check
// { dg-final { scan-assembler {_ZZ9_ZGIW3BarE9__in_chrg} } }
// { dg-final { scan-assembler {call[ \t]+_?_ZGIW3Foo} { target i?86-*-* x86_64-*-* } } }
-// { dg-final { scan-assembler {.(quad|long)[ \t]+_ZGIW3Bar} { target i?86-*-* x86_64-*-* } } }
+// { dg-final { scan-assembler {.(quad|long)[ \t]+_?_ZGIW3Bar} { target i?86-*-* x86_64-*-* } } }