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// RUN: %clang_cc1 -std=c++11 %s -emit-llvm -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefixes=X86,CXX11X86
// RUN: %clang_cc1 -std=c++1z %s -emit-llvm -o - -triple x86_64-linux-gnu | FileCheck %s --check-prefixes=X86,CXX17X86
// RUN: %clang_cc1 -std=c++11 %s -emit-llvm -o - -triple amdgcn-amd-amdhsa | FileCheck %s --check-prefixes=AMD,CXX11AMD
// RUN: %clang_cc1 -std=c++1z %s -emit-llvm -o - -triple amdgcn-amd-amdhsa | FileCheck %s --check-prefixes=AMD,CXX17AMD
struct A {
static const int Foo = 123;
};
// X86: @_ZN1A3FooE = constant i32 123, align 4
// AMD: @_ZN1A3FooE = addrspace(4) constant i32 123, align 4
const int *p = &A::Foo; // emit available_externally
const int A::Foo; // convert to full definition
struct PODWithInit {
int g = 42;
char h = 43;
};
struct CreatePOD {
// Deferred initialization of the structure here requires changing
// the type of the global variable: the initializer list does not include
// the tail padding.
// CXX11X86: @_ZN9CreatePOD3podE = available_externally constant { i32, i8 } { i32 42, i8 43 },
// CXX11AMD: @_ZN9CreatePOD3podE = available_externally addrspace(1) constant { i32, i8 } { i32 42, i8 43 },
static constexpr PODWithInit pod{};
};
const int *p_pod = &CreatePOD::pod.g;
struct Bar {
int b;
};
struct MutableBar {
mutable int b;
};
struct Foo {
// CXX11X86: @_ZN3Foo21ConstexprStaticMemberE = available_externally constant i32 42,
// CXX17X86: @_ZN3Foo21ConstexprStaticMemberE = linkonce_odr constant i32 42,
// CXX11AMD: @_ZN3Foo21ConstexprStaticMemberE = available_externally addrspace(4) constant i32 42,
// CXX17AMD: @_ZN3Foo21ConstexprStaticMemberE = linkonce_odr addrspace(4) constant i32 42,
static constexpr int ConstexprStaticMember = 42;
// X86: @_ZN3Foo17ConstStaticMemberE = available_externally constant i32 43,
// AMD: @_ZN3Foo17ConstStaticMemberE = available_externally addrspace(4) constant i32 43,
static const int ConstStaticMember = 43;
// CXX11X86: @_ZN3Foo23ConstStaticStructMemberE = available_externally constant %struct.Bar { i32 44 },
// CXX17X86: @_ZN3Foo23ConstStaticStructMemberE = linkonce_odr constant %struct.Bar { i32 44 },
// CXX11AMD: @_ZN3Foo23ConstStaticStructMemberE = available_externally addrspace(1) constant %struct.Bar { i32 44 },
// CXX17AMD: @_ZN3Foo23ConstStaticStructMemberE = linkonce_odr addrspace(1) constant %struct.Bar { i32 44 },
static constexpr Bar ConstStaticStructMember = {44};
// CXX11X86: @_ZN3Foo34ConstexprStaticMutableStructMemberE = external global %struct.MutableBar,
// CXX17X86: @_ZN3Foo34ConstexprStaticMutableStructMemberE = linkonce_odr global %struct.MutableBar { i32 45 },
// CXX11AMD: @_ZN3Foo34ConstexprStaticMutableStructMemberE = external addrspace(1) global %struct.MutableBar,
// CXX17AMD: @_ZN3Foo34ConstexprStaticMutableStructMemberE = linkonce_odr addrspace(1) global %struct.MutableBar { i32 45 },
static constexpr MutableBar ConstexprStaticMutableStructMember = {45};
};
// X86: @_ZL15ConstStaticexpr = internal constant i32 46,
// AMD: @_ZL15ConstStaticexpr = internal addrspace(4) constant i32 46,
static constexpr int ConstStaticexpr = 46;
// X86: @_ZL9ConstExpr = internal constant i32 46, align 4
// AMD: @_ZL9ConstExpr = internal addrspace(4) constant i32 46, align 4
static const int ConstExpr = 46;
// X86: @_ZL21ConstexprStaticStruct = internal constant %struct.Bar { i32 47 },
// AMD: @_ZL21ConstexprStaticStruct = internal addrspace(1) constant %struct.Bar { i32 47 },
static constexpr Bar ConstexprStaticStruct = {47};
// X86: @_ZL28ConstexprStaticMutableStruct = internal global %struct.MutableBar { i32 48 },
// AMD: @_ZL28ConstexprStaticMutableStruct = internal addrspace(1) global %struct.MutableBar { i32 48 },
static constexpr MutableBar ConstexprStaticMutableStruct = {48};
void use(const int &);
void foo() {
use(Foo::ConstexprStaticMember);
use(Foo::ConstStaticMember);
use(Foo::ConstStaticStructMember.b);
use(Foo::ConstexprStaticMutableStructMember.b);
use(ConstStaticexpr);
use(ConstExpr);
use(ConstexprStaticStruct.b);
use(ConstexprStaticMutableStruct.b);
}
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