[clang] [CIR] Implement Statement Expressions (PR #153677)

[Morris Hafner via cfe-commits]

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@@ -561,7 +558,6 @@ cir::FuncOp CIRGenFunction::generateCode(clang::GlobalDecl gd, cir::FuncOp fn,
       emitImplicitAssignmentOperatorBody(args);
     } else if (body) {
       if (mlir::failed(emitFunctionBody(body))) {
-        fn.erase();
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mmha wrote:

This crashed the openacc-not-implemented test due to a dangling iterator. Is there a point in deleting the function here if codegen failed?

https://github.com/llvm/llvm-project/pull/153677