[clang] [llvm] [FileCheck] Avoid matching IR keywords in source filenames (PR #213809)

[Eric Christopher via cfe-commits]

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@@ -5,11 +5,11 @@ void name();
 
 void foo() {
 #pragma acc declare
-  // CHECK-NOT: declare
+  // CHECK-NOT: {{^}}declare
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echristo wrote:

Apologies, you're correct of course. How about something like this?

https://github.com/llvm/llvm-project/pull/213809