[clang] 69ce681 - [Serialization] Use StringRef::substr (NFC) (#139678)

[via cfe-commits]

Author: Kazu Hirata
Date: 2025-05-13T07:12:57-07:00
New Revision: 69ce68109a3df221b507eb2308d5984ee7a71e22

URL: https://github.com/llvm/llvm-project/commit/69ce68109a3df221b507eb2308d5984ee7a71e22
DIFF: https://github.com/llvm/llvm-project/commit/69ce68109a3df221b507eb2308d5984ee7a71e22.diff

LOG: [Serialization] Use StringRef::substr (NFC) (#139678)

StringRef::substr is shorter here because we can rely on its default
second parameter.

Added: 
    

Modified: 
    clang/lib/Serialization/ASTWriter.cpp

Removed: 
    


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diff  --git a/clang/lib/Serialization/ASTWriter.cpp b/clang/lib/Serialization/ASTWriter.cpp
index c4c0603839c62..7de510c85bfed 100644
--- a/clang/lib/Serialization/ASTWriter.cpp
+++ b/clang/lib/Serialization/ASTWriter.cpp
@@ -1237,7 +1237,7 @@ ASTWriter::createSignature() const {
   Hasher.update(
       AllBytes.slice(UnhashedControlBlockRange.second, ASTBlockRange.first));
   //  3. After the AST block.
-  Hasher.update(AllBytes.slice(ASTBlockRange.second, StringRef::npos));
+  Hasher.update(AllBytes.substr(ASTBlockRange.second));
   ASTFileSignature Signature = ASTFileSignature::create(Hasher.result());
 
   return std::make_pair(ASTBlockHash, Signature);