https://github.com/AmrDeveloper created https://github.com/llvm/llvm-project/pull/161820
Implement the UnaryExtension support for AggregateExpr >From ffc3a693d6b2de9d38e644aba1e1404e94fc65a6 Mon Sep 17 00:00:00 2001 From: Amr Hesham <[email protected]> Date: Fri, 3 Oct 2025 12:23:57 +0200 Subject: [PATCH] [CIR] Implement UnaryExtension for AggregateExpr --- clang/lib/CIR/CodeGen/CIRGenExprAggregate.cpp | 5 +---- clang/test/CIR/CodeGen/struct.cpp | 14 ++++++++++++++ 2 files changed, 15 insertions(+), 4 deletions(-) diff --git a/clang/lib/CIR/CodeGen/CIRGenExprAggregate.cpp b/clang/lib/CIR/CodeGen/CIRGenExprAggregate.cpp index 1e987f3bedc7e..c938e732111f6 100644 --- a/clang/lib/CIR/CodeGen/CIRGenExprAggregate.cpp +++ b/clang/lib/CIR/CodeGen/CIRGenExprAggregate.cpp @@ -144,10 +144,7 @@ class AggExprEmitter : public StmtVisitor<AggExprEmitter> { void VisitUnaryCoawait(UnaryOperator *e) { cgf.cgm.errorNYI(e->getSourceRange(), "AggExprEmitter: VisitUnaryCoawait"); } - void VisitUnaryExtension(UnaryOperator *e) { - cgf.cgm.errorNYI(e->getSourceRange(), - "AggExprEmitter: VisitUnaryExtension"); - } + void VisitUnaryExtension(UnaryOperator *e) { Visit(e->getSubExpr()); } void VisitSubstNonTypeTemplateParmExpr(SubstNonTypeTemplateParmExpr *e) { cgf.cgm.errorNYI(e->getSourceRange(), "AggExprEmitter: VisitSubstNonTypeTemplateParmExpr"); diff --git a/clang/test/CIR/CodeGen/struct.cpp b/clang/test/CIR/CodeGen/struct.cpp index 96db82a89977c..c1937ddc46cfc 100644 --- a/clang/test/CIR/CodeGen/struct.cpp +++ b/clang/test/CIR/CodeGen/struct.cpp @@ -183,3 +183,17 @@ void generic_selection() { // OGCG: %[[C_ADDR:.*]] = alloca i32, align 4 // OGCG: %[[D_ADDR:.*]] = alloca %struct.CompleteS, align 4 // OGCG: call void @llvm.memcpy.p0.p0.i64(ptr align 4 %[[D_ADDR]], ptr align 4 %[[A_ADDR]], i64 8, i1 false) + +void unary_extension() { + CompleteS a = __extension__ CompleteS(); +} + +// CIR: %[[A_ADDR:.*]] = cir.alloca !rec_CompleteS, !cir.ptr<!rec_CompleteS>, ["a", init] +// CIR: %[[ZERO_INIT:.*]] = cir.const #cir.zero : !rec_CompleteS +// CIR: cir.store{{.*}} %[[ZERO_INIT]], %[[A_ADDR]] : !rec_CompleteS, !cir.ptr<!rec_CompleteS> + +// LLVM: %[[A_ADDR:.*]] = alloca %struct.CompleteS, i64 1, align 4 +// LLVM: store %struct.CompleteS zeroinitializer, ptr %[[A_ADDR]], align 4 + +// OGCG: %[[A_ADDR:.*]] = alloca %struct.CompleteS, align 4 +// OGCG: call void @llvm.memset.p0.i64(ptr align 4 %[[A_ADDR]], i8 0, i64 8, i1 false) _______________________________________________ cfe-commits mailing list [email protected] https://lists.llvm.org/cgi-bin/mailman/listinfo/cfe-commits
