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[JITLink] Fix think-o in handwritten CWrapperFunctionResult -> Error converter. 

We need to skip the length field when generating error strings.

No test case: This hand-hacked deserializer should be removed in the near future
once JITLink can use generic ORC APIs (including SPS and WrapperFunction).
This commit is contained in:
Lang Hames 2021-11-12 08:46:03 -08:00
parent f453e23e67
commit 9d5e647428
1 changed files with 3 additions and 2 deletions
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5
llvm/lib/ExecutionEngine/JITLink/JITLinkMemoryManager.cpp
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@ -40,8 +40,9 @@ Error toError(CWrapperFunctionResult R) {
char *Content = Large ? R.Data.ValuePtr : R.Data.Value;
if (Content[0]) {
HasError = true;
ErrMsg.resize(R.Size - 1);
memcpy(&ErrMsg[0], Content + 1, R.Size - 1);
constexpr unsigned StrStart = 1 + sizeof(uint64_t);
ErrMsg.resize(R.Size - StrStart);
memcpy(&ErrMsg[0], Content + StrStart, R.Size - StrStart);
}
if (Large)
free(R.Data.ValuePtr);