Remove unnecessary regex in test pattern per dblaikie suggestion.
llvm-svn: 216733
diff --git a/llvm/test/DebugInfo/X86/lexical_block.ll b/llvm/test/DebugInfo/X86/lexical_block.ll
index 365c194..6c9f9ad 100644
--- a/llvm/test/DebugInfo/X86/lexical_block.ll
+++ b/llvm/test/DebugInfo/X86/lexical_block.ll
@@ -9,9 +9,9 @@
; depending on the dwarf version.
; CHECK: DW_TAG_lexical_block
-; CHECK-NOT: {{DW_TAG|NULL}}
+; CHECK-NOT: DW_TAG
; CHECK: DW_AT_low_pc [DW_FORM_addr]
-; CHECK-NOT: {{DW_TAG|NULL}}
+; CHECK-NOT: DW_TAG
; CHECK-V4: DW_AT_high_pc [DW_FORM_data4]
; CHECK-V3: DW_AT_high_pc [DW_FORM_addr]