forked from OSchip/llvm-project
				
			
		
			
				
	
	
		
			47 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
			
		
		
	
	
			47 lines
		
	
	
		
			2.3 KiB
		
	
	
	
		
			C++
		
	
	
	
| // RUN: %clang_cc1 -std=c++11 -emit-llvm -o - -triple x86_64-linux-gnu %s | FileCheck %s --check-prefixes=CHECK,CHECK-CXX11
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| // RUN: %clang_cc1 -std=c++2a -emit-llvm -o - -triple x86_64-linux-gnu %s | FileCheck %s --check-prefixes=CHECK,CHECK-CXX2A
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| 
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| // CHECK-DAG: @__const._Z1fi.a = private unnamed_addr constant {{.*}} { i32 1, [2 x i32] [i32 2, i32 3], [3 x i32] [i32 4, i32 5, i32 6] }
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| // CHECK-CXX11-DAG: @_ZN7PR422765State1mE.const = private unnamed_addr constant [2 x { i64, i64 }] [{ {{.*}} @_ZN7PR422765State2f1Ev {{.*}}, i64 0 }, { {{.*}} @_ZN7PR422765State2f2Ev {{.*}}, i64 0 }]
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| // CHECK-CXX2A-DAG: @_ZN7PR422765State1mE = linkonce_odr constant [2 x { i64, i64 }] [{ {{.*}} @_ZN7PR422765State2f1Ev {{.*}}, i64 0 }, { {{.*}} @_ZN7PR422765State2f2Ev {{.*}}, i64 0 }], comdat
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| 
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| struct A { int x, y[2]; int arr[3]; };
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| // CHECK-LABEL: define i32 @_Z1fi(
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| int f(int i) {
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|   // CHECK: call void {{.*}}memcpy{{.*}}({{.*}}, {{.*}} @__const._Z1fi.a
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|   constexpr A a = {1, 2, 3, 4, 5, 6};
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| 
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|   // CHECK-LABEL: define {{.*}}@"_ZZ1fiENK3$_0clEiM1Ai"(
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|   return [] (int n, int A::*p) {
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|     // CHECK: br i1
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|     return (n >= 0
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|       // CHECK: getelementptr inbounds [3 x i32], [3 x i32]* getelementptr inbounds ({{.*}} @__const._Z1fi.a, i32 0, i32 2), i64 0, i64 %
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|       ? a.arr[n]
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|       // CHECK: br i1
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|       : (n == -1
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|         // CHECK: getelementptr inbounds i8, i8* bitcast ({{.*}} @__const._Z1fi.a to i8*), i64 %
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|         // CHECK: bitcast i8* %{{.*}} to i32*
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|         // CHECK: load i32
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|         ? a.*p
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|         // CHECK: getelementptr inbounds [2 x i32], [2 x i32]* getelementptr inbounds ({{.*}} @__const._Z1fi.a, i32 0, i32 1), i64 0, i64 %
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|         // CHECK: load i32
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|         : a.y[2 - n]));
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|   }(i, &A::x);
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| }
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| 
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| namespace PR42276 {
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|   class State {
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|     void syncDirtyObjects();
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|     void f1(), f2();
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|     using l = void (State::*)();
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|     static constexpr l m[]{&State::f1, &State::f2};
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|   };
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|   // CHECK-LABEL: define void @_ZN7PR422765State16syncDirtyObjectsEv(
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|   void State::syncDirtyObjects() {
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|     for (int i = 0; i < sizeof(m) / sizeof(m[0]); ++i)
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|       // CHECK-CXX11: getelementptr inbounds [2 x { i64, i64 }], [2 x { i64, i64 }]* @_ZN7PR422765State1mE.const, i64 0, i64 %
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|       // CHECK-CXX2A: getelementptr inbounds [2 x { i64, i64 }], [2 x { i64, i64 }]* @_ZN7PR422765State1mE, i64 0, i64 %
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|       (this->*m[i])();
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|   }
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| }
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