[clang] [clang][scandeps] Improve handling of rawstrings. (PR #139504)

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github-actions[bot] wrote:

<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

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You can test this locally with the following command:
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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions cpp -- clang/test/ClangScanDeps/raw-strings.cpp clang/lib/Lex/DependencyDirectivesScanner.cpp
``````````

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<details>
<summary>
View the diff from clang-format here.
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``````````diff
diff --git a/clang/lib/Lex/DependencyDirectivesScanner.cpp b/clang/lib/Lex/DependencyDirectivesScanner.cpp
index 86e860abd..6565e77af 100644
--- a/clang/lib/Lex/DependencyDirectivesScanner.cpp
+++ b/clang/lib/Lex/DependencyDirectivesScanner.cpp
@@ -254,7 +254,7 @@ static char previousChar(const char *First, const char *&Current) {
 
 static void skipRawString(const char *&First, const char *const End) {
   assert(First[0] == '"');
-  //assert(First[-1] == 'R');
+  // assert(First[-1] == 'R');
 
   const char *Last = ++First;
   while (Last != End && *Last != '(')

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https://github.com/llvm/llvm-project/pull/139504