// Create a global variable for this lifetime-extended temporary.
llvm::GlobalValue::LinkageTypes Linkage =
getLLVMLinkageVarDefinition(VD, Constant);
- // There is no need for this temporary to have global linkage if the global
- // variable has external linkage.
- if (Linkage == llvm::GlobalVariable::ExternalLinkage)
- Linkage = llvm::GlobalVariable::PrivateLinkage;
+ if (Linkage == llvm::GlobalVariable::ExternalLinkage) {
+ const VarDecl *InitVD;
+ if (VD->isStaticDataMember() && VD->getAnyInitializer(InitVD) &&
+ isa<CXXRecordDecl>(InitVD->getLexicalDeclContext())) {
+ // Temporaries defined inside a class get linkonce_odr linkage because the
+ // class can be defined in multipe translation units.
+ Linkage = llvm::GlobalVariable::LinkOnceODRLinkage;
+ } else {
+ // There is no need for this temporary to have external linkage if the
+ // VarDecl has external linkage.
+ Linkage = llvm::GlobalVariable::InternalLinkage;
+ }
+ }
unsigned AddrSpace = GetGlobalVarAddressSpace(
VD, getContext().getTargetAddressSpace(MaterializedType));
auto *GV = new llvm::GlobalVariable(
};
// This creates a non-const temporary and binds a reference to it.
- // CHECK: @[[TEMP:.*]] = private global {{.*}} { i32 5 }, align 4
+ // CHECK: @[[TEMP:.*]] = internal global {{.*}} { i32 5 }, align 4
// CHECK: @_ZN16LiteralReference3litE = constant {{.*}} @[[TEMP]], align 8
const Lit &lit = Lit();
// This creates a const temporary as part of the reference initialization.
- // CHECK: @[[TEMP:.*]] = private constant {{.*}} { i32 5 }, align 4
+ // CHECK: @[[TEMP:.*]] = internal constant {{.*}} { i32 5 }, align 4
// CHECK: @_ZN16LiteralReference4lit2E = constant {{.*}} @[[TEMP]], align 8
const Lit &lit2 = {};
struct A { int &&r1; const int &&r2; };
struct B { A &&a1; const A &&a2; };
B b = { { 0, 1 }, { 2, 3 } };
- // CHECK: @[[TEMP0:.*]] = private global i32 0, align 4
- // CHECK: @[[TEMP1:.*]] = private constant i32 1, align 4
- // CHECK: @[[TEMPA1:.*]] = private global {{.*}} { i32* @[[TEMP0]], i32* @[[TEMP1]] }, align 8
- // CHECK: @[[TEMP2:.*]] = private global i32 2, align 4
- // CHECK: @[[TEMP3:.*]] = private constant i32 3, align 4
- // CHECK: @[[TEMPA2:.*]] = private constant {{.*}} { i32* @[[TEMP2]], i32* @[[TEMP3]] }, align 8
+ // CHECK: @[[TEMP0:.*]] = internal global i32 0, align 4
+ // CHECK: @[[TEMP1:.*]] = internal constant i32 1, align 4
+ // CHECK: @[[TEMPA1:.*]] = internal global {{.*}} { i32* @[[TEMP0]], i32* @[[TEMP1]] }, align 8
+ // CHECK: @[[TEMP2:.*]] = internal global i32 2, align 4
+ // CHECK: @[[TEMP3:.*]] = internal constant i32 3, align 4
+ // CHECK: @[[TEMPA2:.*]] = internal constant {{.*}} { i32* @[[TEMP2]], i32* @[[TEMP3]] }, align 8
// CHECK: @_ZN16LiteralReference1bE = global {{.*}} { {{.*}}* @[[TEMPA1]], {{.*}}* @[[TEMPA2]] }, align 8
struct Subobj {
int a, b, c;
};
- // CHECK: @[[TEMP:.*]] = private global {{.*}} { i32 1, i32 2, i32 3 }, align 4
+ // CHECK: @[[TEMP:.*]] = internal global {{.*}} { i32 1, i32 2, i32 3 }, align 4
// CHECK: @_ZN16LiteralReference2soE = constant {{.*}} (i8* getelementptr {{.*}} @[[TEMP]]{{.*}}, i64 4)
constexpr int &&so = Subobj{ 1, 2, 3 }.b;
constexpr Derived() : Dummy{200}, Subobj{4, 5, 6} {}
};
using ConstDerived = const Derived;
- // CHECK: @[[TEMPCOMMA:.*]] = private constant {{.*}} { i32 200, i32 4, i32 5, i32 6 }
+ // CHECK: @[[TEMPCOMMA:.*]] = internal constant {{.*}} { i32 200, i32 4, i32 5, i32 6 }
// CHECK: @_ZN16LiteralReference5commaE = constant {{.*}} getelementptr {{.*}} @[[TEMPCOMMA]]{{.*}}, i64 8)
constexpr const int &comma = (1, (2, ConstDerived{}).b);
- // CHECK: @[[TEMPDERIVED:.*]] = private global {{.*}} { i32 200, i32 4, i32 5, i32 6 }
+ // CHECK: @[[TEMPDERIVED:.*]] = internal global {{.*}} { i32 200, i32 4, i32 5, i32 6 }
// CHECK: @_ZN16LiteralReference4baseE = constant {{.*}} getelementptr {{.*}} @[[TEMPDERIVED]]{{.*}}, i64 4)
constexpr Subobj &&base = Derived{};
namespace ArrayTemporary {
struct A { const int (&x)[3]; };
struct B { const A (&x)[2]; };
- // CHECK: @[[A1:_ZGRN14ArrayTemporary1bE.*]] = private constant [3 x i32] [i32 1, i32 2, i32 3]
- // CHECK: @[[A2:_ZGRN14ArrayTemporary1bE.*]] = private constant [3 x i32] [i32 4, i32 5, i32 6]
- // CHECK: @[[ARR:_ZGRN14ArrayTemporary1bE.*]] = private constant [2 x {{.*}}] [{{.*}} { [3 x i32]* @[[A1]] }, {{.*}} { [3 x i32]* @[[A2]] }]
- // CHECK: @[[B:_ZGRN14ArrayTemporary1bE.*]] = private global {{.*}} { [2 x {{.*}}]* @[[ARR]] }
+ // CHECK: @[[A1:_ZGRN14ArrayTemporary1bE.*]] = internal constant [3 x i32] [i32 1, i32 2, i32 3]
+ // CHECK: @[[A2:_ZGRN14ArrayTemporary1bE.*]] = internal constant [3 x i32] [i32 4, i32 5, i32 6]
+ // CHECK: @[[ARR:_ZGRN14ArrayTemporary1bE.*]] = internal constant [2 x {{.*}}] [{{.*}} { [3 x i32]* @[[A1]] }, {{.*}} { [3 x i32]* @[[A2]] }]
+ // CHECK: @[[B:_ZGRN14ArrayTemporary1bE.*]] = internal global {{.*}} { [2 x {{.*}}]* @[[ARR]] }
// CHECK: @_ZN14ArrayTemporary1bE = constant {{.*}}* @[[B]]
B &&b = { { { { 1, 2, 3 } }, { { 4, 5, 6 } } } };
}
namespace UnemittedTemporaryDecl {
constexpr int &&ref = 0;
extern constexpr int &ref2 = ref;
- // CHECK: @_ZGRN22UnemittedTemporaryDecl3refE_ = private global i32 0
+ // CHECK: @_ZGRN22UnemittedTemporaryDecl3refE_ = internal global i32 0
// FIXME: This declaration should not be emitted -- it isn't odr-used.
// CHECK: @_ZN22UnemittedTemporaryDecl3refE
const int &use = S<void>::a;
}
+namespace ClassWithStaticConstexprDataMember {
+struct X {
+ static constexpr const char &p = 'c';
+};
+
+// CHECK: @_ZGRN34ClassWithStaticConstexprDataMember1X1pE_
+const char *f() { return &X::p; }
+}
+
// VirtualMembers::TemplateClass::templateMethod() must be defined in this TU,
// not just declared.
// CHECK: define linkonce_odr void @_ZN14VirtualMembers13TemplateClassIiE14templateMethodEv(%"struct.VirtualMembers::TemplateClass"* %this)
struct A { int &&temporary; int x; };
constexpr int f(int &r) { r *= 9; return r - 12; }
A a = { 6, f(a.temporary) };
- // CHECK: @_ZGRN21ModifyStaticTemporary1aE_ = private global i32 54
+ // CHECK: @_ZGRN21ModifyStaticTemporary1aE_ = internal global i32 54
// CHECK: @_ZN21ModifyStaticTemporary1aE = global {{.*}} i32* @_ZGRN21ModifyStaticTemporary1aE_, i32 42
A b = { 7, ++b.temporary };
- // CHECK: @_ZGRN21ModifyStaticTemporary1bE_ = private global i32 8
+ // CHECK: @_ZGRN21ModifyStaticTemporary1bE_ = internal global i32 8
// CHECK: @_ZN21ModifyStaticTemporary1bE = global {{.*}} i32* @_ZGRN21ModifyStaticTemporary1bE_, i32 8
// Can't emit all of 'c' as a constant here, so emit the initial value of
// 'c.temporary', not the value as modified by the partial evaluation within
// the initialization of 'c.x'.
A c = { 10, (++c.temporary, b.x) };
- // CHECK: @_ZGRN21ModifyStaticTemporary1cE_ = private global i32 10
+ // CHECK: @_ZGRN21ModifyStaticTemporary1cE_ = internal global i32 10
// CHECK: @_ZN21ModifyStaticTemporary1cE = global {{.*}} zeroinitializer
}
{1, a}, {3, b}, {5, c}
};
-// CHECK-STATIC-BL: @_ZGR6nested0_ = private constant [2 x i32] [i32 1, i32 2], align 4
-// CHECK-STATIC-BL: @_ZGR6nested1_ = private constant [2 x i32] [i32 3, i32 4], align 4
-// CHECK-STATIC-BL: @_ZGR6nested2_ = private constant [2 x i32] [i32 5, i32 6], align 4
-// CHECK-STATIC-BL: @_ZGR6nested_ = private constant [3 x {{.*}}] [
+// CHECK-STATIC-BL: @_ZGR6nested0_ = internal constant [2 x i32] [i32 1, i32 2], align 4
+// CHECK-STATIC-BL: @_ZGR6nested1_ = internal constant [2 x i32] [i32 3, i32 4], align 4
+// CHECK-STATIC-BL: @_ZGR6nested2_ = internal constant [2 x i32] [i32 5, i32 6], align 4
+// CHECK-STATIC-BL: @_ZGR6nested_ = internal constant [3 x {{.*}}] [
// CHECK-STATIC-BL: {{.*}} { i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested0_, i32 0, i32 0), i64 2 },
// CHECK-STATIC-BL: {{.*}} { i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested1_, i32 0, i32 0), i64 2 },
// CHECK-STATIC-BL: {{.*}} { i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested2_, i32 0, i32 0), i64 2 }
// CHECK-STATIC-BL: @nested = global {{.*}} { {{.*}} getelementptr inbounds ([3 x {{.*}}]* @_ZGR6nested_, i32 0, i32 0), i64 3 }, align 8
// CHECK-DYNAMIC-BL: @nested = global
-// CHECK-DYNAMIC-BL: @_ZGR6nested_ = private global [3 x
-// CHECK-DYNAMIC-BL: @_ZGR6nested0_ = private global [2 x i32] zeroinitializer
-// CHECK-DYNAMIC-BL: @_ZGR6nested1_ = private global [2 x i32] zeroinitializer
-// CHECK-DYNAMIC-BL: @_ZGR6nested2_ = private global [2 x i32] zeroinitializer
+// CHECK-DYNAMIC-BL: @_ZGR6nested_ = internal global [3 x
+// CHECK-DYNAMIC-BL: @_ZGR6nested0_ = internal global [2 x i32] zeroinitializer
+// CHECK-DYNAMIC-BL: @_ZGR6nested1_ = internal global [2 x i32] zeroinitializer
+// CHECK-DYNAMIC-BL: @_ZGR6nested2_ = internal global [2 x i32] zeroinitializer
// CHECK-DYNAMIC-BL: store i32 1, i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested0_, i64 0, i64 0)
// CHECK-DYNAMIC-BL: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested0_, i64 0, i64 1)
// CHECK-DYNAMIC-BL: store i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested0_, i64 0, i64 0),
// CHECK-DYNAMIC-BL: {{.*}}** getelementptr inbounds ({{.*}}* @nested, i32 0, i32 0), align 8
// CHECK-DYNAMIC-BL: store i64 3, i64* getelementptr inbounds ({{.*}}* @nested, i32 0, i32 1), align 8
-// CHECK-STATIC-BE: @_ZGR6nested0_ = private constant [2 x i32] [i32 1, i32 2], align 4
-// CHECK-STATIC-BE: @_ZGR6nested1_ = private constant [2 x i32] [i32 3, i32 4], align 4
-// CHECK-STATIC-BE: @_ZGR6nested2_ = private constant [2 x i32] [i32 5, i32 6], align 4
-// CHECK-STATIC-BE: @_ZGR6nested_ = private constant [3 x {{.*}}] [
+// CHECK-STATIC-BE: @_ZGR6nested0_ = internal constant [2 x i32] [i32 1, i32 2], align 4
+// CHECK-STATIC-BE: @_ZGR6nested1_ = internal constant [2 x i32] [i32 3, i32 4], align 4
+// CHECK-STATIC-BE: @_ZGR6nested2_ = internal constant [2 x i32] [i32 5, i32 6], align 4
+// CHECK-STATIC-BE: @_ZGR6nested_ = internal constant [3 x {{.*}}] [
// CHECK-STATIC-BE: {{.*}} { i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested0_, i32 0, i32 0),
// CHECK-STATIC-BE: i32* bitcast (i8* getelementptr (i8* bitcast ([2 x i32]* @_ZGR6nested0_ to i8*), i64 8) to i32*) }
// CHECK-STATIC-BE: {{.*}} { i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested1_, i32 0, i32 0),
// CHECK-STATIC-BE: {{.*}} bitcast ({{.*}}* getelementptr (i8* bitcast ([3 x {{.*}}]* @_ZGR6nested_ to i8*), i64 48) to {{.*}}*) }
// CHECK-DYNAMIC-BE: @nested = global
-// CHECK-DYNAMIC-BE: @_ZGR6nested_ = private global [3 x
-// CHECK-DYNAMIC-BE: @_ZGR6nested0_ = private global [2 x i32] zeroinitializer
-// CHECK-DYNAMIC-BE: @_ZGR6nested1_ = private global [2 x i32] zeroinitializer
-// CHECK-DYNAMIC-BE: @_ZGR6nested2_ = private global [2 x i32] zeroinitializer
+// CHECK-DYNAMIC-BE: @_ZGR6nested_ = internal global [3 x
+// CHECK-DYNAMIC-BE: @_ZGR6nested0_ = internal global [2 x i32] zeroinitializer
+// CHECK-DYNAMIC-BE: @_ZGR6nested1_ = internal global [2 x i32] zeroinitializer
+// CHECK-DYNAMIC-BE: @_ZGR6nested2_ = internal global [2 x i32] zeroinitializer
// CHECK-DYNAMIC-BE: store i32 1, i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested0_, i64 0, i64 0)
// CHECK-DYNAMIC-BE: store i32 {{.*}}, i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested0_, i64 0, i64 1)
// CHECK-DYNAMIC-BE: store i32* getelementptr inbounds ([2 x i32]* @_ZGR6nested0_, i64 0, i64 0),
};
}
-// CHECK: @_ZGR15globalInitList1_ = private constant [3 x i32] [i32 1, i32 2, i32 3]
+// CHECK: @_ZGR15globalInitList1_ = internal constant [3 x i32] [i32 1, i32 2, i32 3]
// CHECK: @globalInitList1 = global {{[^ ]+}} { i32* getelementptr inbounds ([3 x i32]* @_ZGR15globalInitList1_, {{[^)]*}}), i32*
std::initializer_list<int> globalInitList1 = {1, 2, 3};
~wantslist1();
};
-// CHECK: @_ZGR15globalInitList1_ = private constant [3 x i32] [i32 1, i32 2, i32 3]
+// CHECK: @_ZGR15globalInitList1_ = internal constant [3 x i32] [i32 1, i32 2, i32 3]
// CHECK: @globalInitList1 = global %{{[^ ]+}} { i32* getelementptr inbounds ([3 x i32]* @_ZGR15globalInitList1_, i32 0, i32 0), i{{32|64}} 3 }
std::initializer_list<int> globalInitList1 = {1, 2, 3};
// objects aren't really a problem).
//
// CHECK: @_ZN25thread_local_global_array1xE = thread_local global
- // CHECK: @_ZGRN25thread_local_global_array1xE_ = private thread_local constant [4 x i32] [i32 1, i32 2, i32 3, i32 4]
+ // CHECK: @_ZGRN25thread_local_global_array1xE_ = internal thread_local constant [4 x i32] [i32 1, i32 2, i32 3, i32 4]
std::initializer_list<int> thread_local x = { 1, 2, 3, 4 };
}
// CHECK: @globalInitList2 = global %{{[^ ]+}} zeroinitializer
-// CHECK: @_ZGR15globalInitList2_ = private global [2 x %[[WITHARG:[^ ]*]]] zeroinitializer
+// CHECK: @_ZGR15globalInitList2_ = internal global [2 x %[[WITHARG:[^ ]*]]] zeroinitializer
// CHECK: @_ZN15partly_constant1kE = global i32 0, align 4
// CHECK: @_ZN15partly_constant2ilE = global {{.*}} null, align 8
-// CHECK: @[[PARTLY_CONSTANT_OUTER:_ZGRN15partly_constant2ilE.*]] = private global {{.*}} zeroinitializer, align 8
-// CHECK: @[[PARTLY_CONSTANT_INNER:_ZGRN15partly_constant2ilE.*]] = private global [3 x {{.*}}] zeroinitializer, align 8
-// CHECK: @[[PARTLY_CONSTANT_FIRST:_ZGRN15partly_constant2ilE.*]] = private constant [3 x i32] [i32 1, i32 2, i32 3], align 4
-// CHECK: @[[PARTLY_CONSTANT_SECOND:_ZGRN15partly_constant2ilE.*]] = private global [2 x i32] zeroinitializer, align 4
-// CHECK: @[[PARTLY_CONSTANT_THIRD:_ZGRN15partly_constant2ilE.*]] = private constant [4 x i32] [i32 5, i32 6, i32 7, i32 8], align 4
+// CHECK: @[[PARTLY_CONSTANT_OUTER:_ZGRN15partly_constant2ilE.*]] = internal global {{.*}} zeroinitializer, align 8
+// CHECK: @[[PARTLY_CONSTANT_INNER:_ZGRN15partly_constant2ilE.*]] = internal global [3 x {{.*}}] zeroinitializer, align 8
+// CHECK: @[[PARTLY_CONSTANT_FIRST:_ZGRN15partly_constant2ilE.*]] = internal constant [3 x i32] [i32 1, i32 2, i32 3], align 4
+// CHECK: @[[PARTLY_CONSTANT_SECOND:_ZGRN15partly_constant2ilE.*]] = internal global [2 x i32] zeroinitializer, align 4
+// CHECK: @[[PARTLY_CONSTANT_THIRD:_ZGRN15partly_constant2ilE.*]] = internal constant [4 x i32] [i32 5, i32 6, i32 7, i32 8], align 4
// CHECK: appending global
namespace PR16263 {
const unsigned int n = 1234;
extern const int &r = (const int&)n;
- // CHECK: @_ZGRN7PR162631rE_ = private constant i32 1234,
+ // CHECK: @_ZGRN7PR162631rE_ = internal constant i32 1234,
// CHECK: @_ZN7PR162631rE = constant i32* @_ZGRN7PR162631rE_,
extern const int &s = reinterpret_cast<const int&>(n);
struct B { int n; };
struct C : A, B {};
extern const A &&a = (A&&)(A&&)(C&&)(C{});
- // CHECK: @_ZGRN7PR162631aE_ = private global {{.*}} zeroinitializer,
+ // CHECK: @_ZGRN7PR162631aE_ = internal global {{.*}} zeroinitializer,
// CHECK: @_ZN7PR162631aE = constant {{.*}} bitcast ({{.*}}* @_ZGRN7PR162631aE_ to
extern const int &&t = ((B&&)C{}).n;
- // CHECK: @_ZGRN7PR162631tE_ = private global {{.*}} zeroinitializer,
+ // CHECK: @_ZGRN7PR162631tE_ = internal global {{.*}} zeroinitializer,
// CHECK: @_ZN7PR162631tE = constant i32* {{.*}}* @_ZGRN7PR162631tE_ {{.*}} 4
struct D { double d; C c; };
extern const int &&u = (123, static_cast<B&&>(0, ((D&&)D{}).*&D::c).n);
- // CHECK: @_ZGRN7PR162631uE_ = private global {{.*}} zeroinitializer
+ // CHECK: @_ZGRN7PR162631uE_ = internal global {{.*}} zeroinitializer
// CHECK: @_ZN7PR162631uE = constant i32* {{.*}} @_ZGRN7PR162631uE_ {{.*}} 12
}
struct C : B {};
A &&a = dynamic_cast<A&&>(A{});
- // CHECK: @_ZGRN7PR202271aE_ = private global
+ // CHECK: @_ZGRN7PR202271aE_ = internal global
B &&b = dynamic_cast<C&&>(dynamic_cast<B&&>(C{}));
- // CHECK: @_ZGRN7PR202271bE_ = private global
+ // CHECK: @_ZGRN7PR202271bE_ = internal global
B &&c = static_cast<C&&>(static_cast<B&&>(C{}));
- // CHECK: @_ZGRN7PR202271cE_ = private global
+ // CHECK: @_ZGRN7PR202271cE_ = internal global
}
namespace BraceInit {
typedef const int &CIR;
CIR x = CIR{3};
- // CHECK: @_ZGRN9BraceInit1xE_ = private constant i32 3
+ // CHECK: @_ZGRN9BraceInit1xE_ = internal constant i32 3
// CHECK: @_ZN9BraceInit1xE = constant i32* @_ZGRN9BraceInit1xE_
}