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[CIR] Add handlers for 'using enum' and namespace alias #148011

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Merged
andykaylor merged 1 commit into from
Jul 10, 2025
Merged

[CIR] Add handlers for 'using enum' and namespace alias #148011

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2 changes: 2 additions & 0 deletions clang/lib/CIR/CodeGen/CIRGenModule.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1258,6 +1258,8 @@ void CIRGenModule::emitTopLevelDecl(Decl *decl) {
case Decl::Enum:
case Decl::Using: // using X; [C++]
case Decl::UsingDirective: // using namespace X; [C++]
case Decl::UsingEnum: // using enum X; [C++]
case Decl::NamespaceAlias:
case Decl::Typedef:
case Decl::TypeAlias: // using foo = bar; [C++11]
case Decl::Record:
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11 changes: 11 additions & 0 deletions clang/test/CIR/CodeGen/enum.cpp
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Expand Up @@ -14,3 +14,14 @@ int f() {

// CHECK: cir.func{{.*}} @_Z1fv
// CHECK: cir.const #cir.int<1> : !u32i

namespace test {
using enum Numbers;
};

int f2() {
return test::Two;
}

// CHECK: cir.func{{.*}} @_Z2f2v
// CHECK: cir.const #cir.int<2> : !u32i
8 changes: 8 additions & 0 deletions clang/test/CIR/CodeGen/namespace.cpp
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Expand Up @@ -93,3 +93,11 @@ void f7() {
}

// CHECK: cir.func{{.*}} @_Z2f7v()

namespace test_alias = test;

int f8() {
return test_alias::g2;
}

// CHECK: cir.func{{.*}} @_Z2f8v()
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