forked from OSchip/llvm-project
45 lines
1.4 KiB
C++
45 lines
1.4 KiB
C++
// RUN: %clang_cc1 -emit-llvm -o - %s | FileCheck %s
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struct X {
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X();
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X(const X&);
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X(const char*);
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~X();
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};
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struct Y {
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int i;
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X x;
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};
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// CHECK: define i32 @_Z1fv()
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int f() {
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// CHECK: [[LVALUE:%[a-z0-9.]+]] = alloca
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// CHECK-NEXT: [[I:%[a-z0-9]+]] = getelementptr inbounds {{.*}}* [[LVALUE]], i32 0, i32 0
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// CHECK-NEXT: store i32 17, i32* [[I]]
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// CHECK-NEXT: [[X:%[a-z0-9]+]] = getelementptr inbounds {{.*}} [[LVALUE]], i32 0, i32 1
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// CHECK-NEXT: call void @_ZN1XC1EPKc({{.*}}[[X]]
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// CHECK-NEXT: [[I:%[a-z0-9]+]] = getelementptr inbounds {{.*}} [[LVALUE]], i32 0, i32 0
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// CHECK-NEXT: [[RESULT:%[a-z0-9]+]] = load i32*
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// CHECK-NEXT: call void @_ZN1YD1Ev
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// CHECK-NEXT: ret i32 [[RESULT]]
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return ((Y){17, "seventeen"}).i;
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}
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// CHECK: define i32 @_Z1gv()
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int g() {
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// CHECK: store [2 x i32]* %{{[a-z0-9.]+}}, [2 x i32]** [[V:%[a-z0-9.]+]]
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const int (&v)[2] = (int [2]) {1,2};
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// CHECK: [[A:%[a-z0-9.]+]] = load [2 x i32]** [[V]]
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// CHECK-NEXT: [[A0ADDR:%[a-z0-9.]+]] = getelementptr inbounds [2 x i32]* [[A]], i32 0, {{.*}} 0
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// CHECK-NEXT: [[A0:%[a-z0-9.]+]] = load i32* [[A0ADDR]]
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// CHECK-NEXT: ret i32 [[A0]]
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return v[0];
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}
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struct Z { int i[3]; };
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int *p = (Z){ {1, 2, 3} }.i;
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// CHECK: define {{.*}}__cxx_global_var_init()
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// CHECK: store i32* getelementptr inbounds (%struct.Z* @.compoundliteral, i32 0, i32 0, i32 0), i32** @p
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