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[CIR] Add MLIR diagnostic handler ahead of verification #165838

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[CIR] Add MLIR diagnostic handler ahead of verification #165838

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15 changes: 12 additions & 3 deletions clang/lib/CIR/FrontendAction/CIRGenAction.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -95,6 +95,18 @@ class CIRGenConsumer : public clang::ASTConsumer {
void HandleTranslationUnit(ASTContext &C) override {
Gen->HandleTranslationUnit(C);

mlir::ModuleOp MlirModule = Gen->getModule();
mlir::MLIRContext &MlirCtx = Gen->getMLIRContext();

SourceManager &ClangSourceMgr = C.getSourceManager();
FileID MainFileID = ClangSourceMgr.getMainFileID();
std::unique_ptr<llvm::MemoryBuffer> FileBuf =
llvm::MemoryBuffer::getMemBuffer(
ClangSourceMgr.getBufferOrFake(MainFileID));
llvm::SourceMgr MlirSourceMgr;
MlirSourceMgr.AddNewSourceBuffer(std::move(FileBuf), llvm::SMLoc());
mlir::SourceMgrDiagnosticHandler DiagnosticHandler(MlirSourceMgr, &MlirCtx);

if (!FEOptions.ClangIRDisableCIRVerifier) {
if (!Gen->verifyModule()) {
CI.getDiagnostics().Report(
Expand All @@ -105,9 +117,6 @@ class CIRGenConsumer : public clang::ASTConsumer {
}
}

mlir::ModuleOp MlirModule = Gen->getModule();
mlir::MLIRContext &MlirCtx = Gen->getMLIRContext();

if (!FEOptions.ClangIRDisablePasses) {
// Setup and run CIR pipeline.
if (runCIRToCIRPasses(MlirModule, MlirCtx, C,
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