diff options
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/Demangle/MicrosoftDemangle.cpp | 2 | ||||
| -rw-r--r-- | llvm/test/Demangle/invalid-manglings.test | 5 |
2 files changed, 6 insertions, 1 deletions
diff --git a/llvm/lib/Demangle/MicrosoftDemangle.cpp b/llvm/lib/Demangle/MicrosoftDemangle.cpp index 6431e4ab130..b421f2a7f93 100644 --- a/llvm/lib/Demangle/MicrosoftDemangle.cpp +++ b/llvm/lib/Demangle/MicrosoftDemangle.cpp @@ -1292,7 +1292,7 @@ Demangler::demangleStringLiteral(StringView &MangledName) { unsigned BytesDecoded = 0; while (!MangledName.consumeFront('@')) { - if (MangledName.size() < 1) + if (MangledName.size() < 1 || BytesDecoded >= MaxStringByteLength) goto StringLiteralError; StringBytes[BytesDecoded++] = demangleCharLiteral(MangledName); } diff --git a/llvm/test/Demangle/invalid-manglings.test b/llvm/test/Demangle/invalid-manglings.test index ef37518e54a..fb66c2b1cda 100644 --- a/llvm/test/Demangle/invalid-manglings.test +++ b/llvm/test/Demangle/invalid-manglings.test @@ -159,3 +159,8 @@ ; CHECK-EMPTY: ; CHECK-NEXT: ??_C@_1301234567@a ; CHECK-NEXT: error: Invalid mangled name + +??_C@_0601234567@abcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRTSUVWXYZabcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRTSUVWXYZabcdefghijklmnopqrtsuvwxyz +; CHECK-EMPTY: +; CHECK-NEXT: ??_C@_0601234567@abcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRTSUVWXYZabcdefghijklmnopqrtsuvwxyzABCDEFGHIJKLMNOPQRTSUVWXYZabcdefghijklmnopqrtsuvwxyz +; CHECK-NEXT: error: Invalid mangled name |
