diff --git a/llvm/test/CFrontend/2007-03-05-DataLayout.c b/llvm/test/CFrontend/2007-03-05-DataLayout.c
index d7326d4..18819f1 100644
--- a/llvm/test/CFrontend/2007-03-05-DataLayout.c
+++ b/llvm/test/CFrontend/2007-03-05-DataLayout.c
@@ -1,6 +1,7 @@
 // Testcase for PR1242
 // RUN: %llvmgcc -S %s -o - | grep datalayout | \
-// RUN:    not grep '"[Ee]-p:[36][24]:[36][24]"'
+// RUN:    not grep {"\[Ee\]-p:\[36\]\[24\]:\[36\]\[24\]"}
+// END.
 #include <stdlib.h>
 #define NDIM 3
 #define BODY 01