96 lines
3.5 KiB
C++
96 lines
3.5 KiB
C++
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// RUN: %clang_cc1 -std=c++1z -fblocks %s -triple x86_64-unknown-unknown -emit-llvm -o - | FileCheck %s
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extern "C" int sink;
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extern "C" const volatile void* volatile ptr_sink = nullptr;
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struct Tag1 {};
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struct Tag2 {};
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struct Tag3 {};
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struct Tag4 {};
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constexpr int get_line_constexpr(int l = __builtin_LINE()) {
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return l;
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}
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int get_line_nonconstexpr(int l = __builtin_LINE()) {
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return l;
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}
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int get_line(int l = __builtin_LINE()) {
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return l;
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}
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int get_line2(int l = get_line()) { return l; }
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// CHECK: @global_one ={{.*}} global i32 [[@LINE+1]], align 4
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int global_one = __builtin_LINE();
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// CHECK-NEXT: @global_two ={{.*}} global i32 [[@LINE+1]], align 4
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int global_two = get_line_constexpr();
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// CHECK: @_ZL12global_three = internal constant i32 [[@LINE+1]], align 4
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const int global_three(get_line_constexpr());
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// CHECK-LABEL: define internal void @__cxx_global_var_init
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// CHECK: %call = call i32 @_Z21get_line_nonconstexpri(i32 [[@LINE+2]])
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// CHECK-NEXT: store i32 %call, i32* @global_four, align 4
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int global_four = get_line_nonconstexpr();
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struct InClassInit {
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int Init = __builtin_LINE();
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int Init2 = get_line2();
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InClassInit();
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constexpr InClassInit(Tag1, int l = __builtin_LINE()) : Init(l), Init2(l) {}
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constexpr InClassInit(Tag2) : Init(__builtin_LINE()), Init2(__builtin_LINE()) {}
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InClassInit(Tag3, int l = __builtin_LINE());
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InClassInit(Tag4, int l = get_line2());
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static void test_class();
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};
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// CHECK-LABEL: define{{.*}} void @_ZN11InClassInit10test_classEv()
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void InClassInit::test_class() {
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// CHECK: call void @_ZN11InClassInitC1Ev(%struct.InClassInit* {{[^,]*}} %test_one)
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InClassInit test_one;
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// CHECK-NEXT: call void @_ZN11InClassInitC1E4Tag1i(%struct.InClassInit* {{[^,]*}} %test_two, i32 [[@LINE+1]])
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InClassInit test_two{Tag1{}};
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// CHECK-NEXT: call void @_ZN11InClassInitC1E4Tag2(%struct.InClassInit* {{[^,]*}} %test_three)
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InClassInit test_three{Tag2{}};
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// CHECK-NEXT: call void @_ZN11InClassInitC1E4Tag3i(%struct.InClassInit* {{[^,]*}} %test_four, i32 [[@LINE+1]])
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InClassInit test_four(Tag3{});
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// CHECK-NEXT: %[[CALL:.+]] = call i32 @_Z8get_linei(i32 [[@LINE+3]])
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// CHECK-NEXT: %[[CALL2:.+]] = call i32 @_Z9get_line2i(i32 %[[CALL]])
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// CHECK-NEXT: call void @_ZN11InClassInitC1E4Tag4i(%struct.InClassInit* {{[^,]*}} %test_five, i32 %[[CALL2]])
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InClassInit test_five(Tag4{});
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}
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// CHECK-LABEL: define{{.*}} void @_ZN11InClassInitC2Ev
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// CHECK: store i32 [[@LINE+4]], i32* %Init, align 4
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// CHECK: %call = call i32 @_Z8get_linei(i32 [[@LINE+3]])
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// CHECK-NEXT: %call2 = call i32 @_Z9get_line2i(i32 %call)
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// CHECK-NEXT: store i32 %call2, i32* %Init2, align 4
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InClassInit::InClassInit() = default;
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InClassInit::InClassInit(Tag3, int l) : Init(l) {}
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// CHECK-LABEL: define{{.*}} void @_ZN11InClassInitC2E4Tag4i(%struct.InClassInit* {{[^,]*}} %this, i32 %arg)
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// CHECK: %[[TEMP:.+]] = load i32, i32* %arg.addr, align 4
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// CHECK-NEXT: store i32 %[[TEMP]], i32* %Init, align 4
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// CHECK: %[[CALL:.+]] = call i32 @_Z8get_linei(i32 [[@LINE+3]])
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// CHECK-NEXT: %[[CALL2:.+]] = call i32 @_Z9get_line2i(i32 %[[CALL]])
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// CHECK-NEXT: store i32 %[[CALL2]], i32* %Init2, align 4
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InClassInit::InClassInit(Tag4, int arg) : Init(arg) {}
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// CHECK-LABEL: define{{.*}} void @_Z13get_line_testv()
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void get_line_test() {
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// CHECK: %[[CALL:.+]] = call i32 @_Z8get_linei(i32 [[@LINE+2]])
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// CHECK-NEXT: store i32 %[[CALL]], i32* @sink, align 4
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sink = get_line();
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// CHECK-NEXT: store i32 [[@LINE+1]], i32* @sink, align 4
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sink = __builtin_LINE();
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ptr_sink = &global_three;
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}
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void foo() {
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const int N[] = {__builtin_LINE(), get_line_constexpr()};
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}
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