[llvm] 10affaf - [AArch64][AsmParser] Stop parsing on error (#106804)

[via llvm-commits]

Author: Vitaly Buka
Date: 2024-08-30T14:50:51-07:00
New Revision: 10affaf894a72bee9b84ada77dc943b1bb03d02e

URL: https://github.com/llvm/llvm-project/commit/10affaf894a72bee9b84ada77dc943b1bb03d02e
DIFF: https://github.com/llvm/llvm-project/commit/10affaf894a72bee9b84ada77dc943b1bb03d02e.diff

LOG: [AArch64][AsmParser] Stop parsing on error (#106804)

Fixes buffer overflow after #106625

Added: 
    

Modified: 
    llvm/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp

Removed: 
    


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diff  --git a/llvm/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp b/llvm/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
index 34c0fad45fc499..373f844b239081 100644
--- a/llvm/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
+++ b/llvm/lib/Target/AArch64/AsmParser/AArch64AsmParser.cpp
@@ -6995,7 +6995,7 @@ bool AArch64AsmParser::parseDirectiveArch(SMLoc L) {
     });
 
     if (It == std::end(ExtensionMap))
-      Error(CurLoc, "unsupported architectural extension: " + Name);
+      return Error(CurLoc, "unsupported architectural extension: " + Name);
 
     if (EnableFeature)
       STI.SetFeatureBitsTransitively(It->Features);