[testsuite] Make scan pattern more precise in vrp104.c

2018-03-24  Tom de Vries  <tom@codesourcery.com>

	* gcc.dg/tree-ssa/vrp104.c: Make scan-tree-dump-times pattern more
	precise.

---
 gcc/testsuite/gcc.dg/tree-ssa/vrp104.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/gcc/testsuite/gcc.dg/tree-ssa/vrp104.c b/gcc/testsuite/gcc.dg/tree-ssa/vrp104.c
index 0a95226..d4691fc 100644
--- a/gcc/testsuite/gcc.dg/tree-ssa/vrp104.c
+++ b/gcc/testsuite/gcc.dg/tree-ssa/vrp104.c
@@ -2,7 +2,7 @@
 /* { dg-options "-O2 -fdump-tree-switchlower" }  */
 /* We scan for 2 switches as the dump file reports a transformation,
    IL really contains just a single.  */
-/* { dg-final { scan-tree-dump-times "switch" 2 "switchlower" } }  */
+/* { dg-final { scan-tree-dump-times "switch \\(i_" 2 "switchlower" } }  */
 
 void foo (void);
 void bar (void);