By adding the line number of the split point immediately after the file
name (separated by `:`) this is recognized by various tool as a proper
location.
Ideally we would want to point to the line of the error, but that would
require some very invasive changes I suspect.
Reviewed By: jpienaar
Differential Revision: https://reviews.llvm.org/D93363
auto splitLoc = llvm::SMLoc::getFromPointer(subBuffer.data());
unsigned splitLine = fileSourceMgr.getLineAndColumn(splitLoc).first;
auto subMemBuffer = llvm::MemoryBuffer::getMemBufferCopy(
- subBuffer, origMemBuffer->getBufferIdentifier() +
- Twine(" split at line #") + Twine(splitLine));
+ subBuffer, Twine("within split at ") +
+ origMemBuffer->getBufferIdentifier() + ":" +
+ Twine(splitLine) + " offset ");
if (failed(processChunkBuffer(std::move(subMemBuffer), os)))
hadFailure = true;
}