[clang] [llvm] Make sanitizer special case list slash-agnostic (PR #149886)

[Vitaly Buka via llvm-commits]

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@@ -137,7 +137,7 @@ GlobPattern::create(StringRef S, std::optional<size_t> MaxSubPatterns) {
   GlobPattern Pat;
 
   // Store the prefix that does not contain any metacharacter.
-  size_t PrefixSize = S.find_first_of("?*[{\\");
+  size_t PrefixSize = S.find_first_of("?*[{\\/");
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vitalybuka wrote:

And use it to pessimize only for IsSlashAgnostic here?

https://github.com/llvm/llvm-project/pull/149886