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ForceFunctionAttrs: Use reportFatalUsageError #139473

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ForceFunctionAttrs: Use reportFatalUsageError #139473

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8 changes: 6 additions & 2 deletions llvm/lib/Transforms/IPO/ForceFunctionAttrs.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -91,8 +91,12 @@ PreservedAnalyses ForceFunctionAttrsPass::run(Module &M,
bool Changed = false;
if (!CSVFilePath.empty()) {
auto BufferOrError = MemoryBuffer::getFileOrSTDIN(CSVFilePath);
if (!BufferOrError)
report_fatal_error("Cannot open CSV file.");
if (!BufferOrError) {
std::error_code EC = BufferOrError.getError();
M.getContext().emitError("cannot open CSV file: " + EC.message());
return PreservedAnalyses::all();
}

StringRef Buffer = BufferOrError.get()->getBuffer();
auto MemoryBuffer = MemoryBuffer::getMemBuffer(Buffer);
line_iterator It(*MemoryBuffer);
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6 changes: 6 additions & 0 deletions llvm/test/Transforms/ForcedFunctionAttrs/open-file-error.ll
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Original file line number Diff line number Diff line change
@@ -0,0 +1,6 @@
; RUN: not opt -disable-output -passes='forceattrs' -forceattrs-csv-path="%S/CannotOpenFile.csv" %s 2>&1 | FileCheck -DMSG=%errc_ENOENT %s

; CHECK: error: cannot open CSV file: [[MSG]]
define void @first_function() {
ret void
}