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50 lines
2.4 KiB
50 lines
2.4 KiB
4 months ago
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// RUN: %clang_cc1 -std=c++11 -emit-llvm %s -o - -triple=x86_64-apple-darwin9 -Wno-dynamic-exception-spec | FileCheck %s --check-prefix CHECK --check-prefix CHECK-CXX11
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// RUN: %clang_cc1 -std=c++1z -emit-llvm %s -o - -triple=x86_64-apple-darwin9 -Wno-dynamic-exception-spec | FileCheck %s --check-prefix CHECK --check-prefix CHECK-CXX17
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// CHECK: define {{.*}} @_Z1aPFivE(
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void a(int() throw(int, float)) {}
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// CHECK-CXX11: define {{.*}} @_Z1bPFivE(
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// CHECK-CXX17: define {{.*}} @_Z1bPDoFivE(
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void b(int() noexcept) {}
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// CHECK-CXX11: define {{.*}} @_Z1cPFivE(
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// CHECK-CXX17: define {{.*}} @_Z1cPDoFivE(
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void c(int() throw()) {}
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// CHECK: define {{.*}} @_Z1dPFivE(
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void d(int() noexcept(false)) {}
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// CHECK-CXX11: define {{.*}} @_Z1ePFivE(
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// CHECK-CXX17: define {{.*}} @_Z1ePDoFivE(
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void e(int() noexcept(true)) {}
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template<bool B> void f(int() noexcept(B)) {}
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// CHECK: define {{.*}} @_Z1fILb0EEvPDOT_EFivE(
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template void f<false>(int());
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// CHECK: define {{.*}} @_Z1fILb1EEvPDOT_EFivE(
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template void f<true>(int() noexcept);
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template<typename...T> void g(int() throw(T...)) {}
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// CHECK: define {{.*}} @_Z1gIJEEvPDwDpT_EFivE(
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template void g<>(int() noexcept);
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// CHECK: define {{.*}} @_Z1gIJfEEvPDwDpT_EFivE(
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template void g<float>(int());
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// We consider the exception specifications in parameter and return type here
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// to be different.
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template<typename...T> auto h(int() throw(int, T...)) -> int (*)() throw(T..., int) { return nullptr; }
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// CHECK: define {{.*}} @_Z1hIJEEPDwDpT_iEFivEPDwiS1_EFivE(
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template auto h<>(int()) -> int (*)();
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// CHECK: define {{.*}} @_Z1hIJfEEPDwDpT_iEFivEPDwiS1_EFivE(
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template auto h<float>(int()) -> int (*)();
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// FIXME: The C++11 manglings here are wrong; they should be the same as the
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// C++17 manglings.
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// The mangler mishandles substitutions for instantiation-dependent types that
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// differ only in type sugar that is not relevant for mangling. (In this case,
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// the types differ in presence/absence of ParenType nodes under the pointer.)
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template<typename...T> auto i(int() throw(int, T...)) -> int (*)() throw(int, T...) { return nullptr; }
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// CHECK-CXX11: define {{.*}} @_Z1iIJEEPDwiDpT_EFivEPS2_(
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// CHECK-CXX17: define {{.*}} @_Z1iIJEEPDwiDpT_EFivES3_(
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template auto i<>(int()) -> int (*)();
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// CHECK-CXX11: define {{.*}} @_Z1iIJfEEPDwiDpT_EFivEPS2_(
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// CHECK-CXX17: define {{.*}} @_Z1iIJfEEPDwiDpT_EFivES3_(
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template auto i<float>(int()) -> int (*)();
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