[clang] [clang-format] clang-format-ignore: Add support for double asterisk patterns (PR #110560)

[Björn Schäpers via cfe-commits]

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@@ -49,11 +49,29 @@ bool matchFilePath(StringRef Pattern, StringRef FilePath) {
         return false;
       break;
     case '*': {
-      while (++I < EOP && Pattern[I] == '*') { // Skip consecutive stars.
+      if (I + 1 < EOP && Pattern[I + 1] == '*') {
+        // Handle '**' pattern
+        while (++I < EOP && Pattern[I] == '*') { // Skip consecutive stars.
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HazardyKnusperkeks wrote:

Sounds like a `find_if`.

https://github.com/llvm/llvm-project/pull/110560