85 lines
2.5 KiB
C++
85 lines
2.5 KiB
C++
// RUN: %clang_cc1 %s -fblocks -triple x86_64-apple-darwin -std=c++11 -emit-llvm -o - | FileCheck %s
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template <class T> void takeItByValue(T);
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void takeABlock(void (^)());
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// rdar://problem/11022704
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namespace test_int {
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void test() {
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const int x = 100;
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takeABlock(^{ takeItByValue(x); });
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// CHECK: call void @_Z13takeItByValueIiEvT_(i32 100)
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}
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}
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namespace test_int_ref {
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void test() {
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const int y = 200;
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const int &x = y;
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takeABlock(^{ takeItByValue(x); });
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// TODO: there's no good reason that this isn't foldable.
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// CHECK: call void @_Z13takeItByValueIiEvT_(i32 {{%.*}})
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}
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}
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namespace test_float {
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void test() {
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const float x = 1;
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takeABlock(^{ takeItByValue(x); });
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// CHECK: call void @_Z13takeItByValueIfEvT_(float 1.0
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}
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}
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namespace test_float_ref {
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void test() {
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const float y = 100;
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const float &x = y;
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takeABlock(^{ takeItByValue(x); });
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// TODO: there's no good reason that this isn't foldable.
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// CHECK: call void @_Z13takeItByValueIfEvT_(float {{%.*}})
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}
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}
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namespace test_complex_int {
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void test() {
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constexpr _Complex int x = 500;
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takeABlock(^{ takeItByValue(x); });
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// CHECK: store i32 500,
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// CHECK: store i32 500,
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// CHECK-NEXT: store i32 0,
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// CHECK-NEXT: [[COERCE:%.*]] = bitcast
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// CHECK-NEXT: [[CVAL:%.*]] = load i64* [[COERCE]]
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// CHECK-NEXT: call void @_Z13takeItByValueICiEvT_(i64 [[CVAL]])
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}
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}
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namespace test_complex_int_ref {
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void test() {
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const _Complex int y = 100;
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const _Complex int &x = y;
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takeABlock(^{ takeItByValue(x); });
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// CHECK: call void @_Z13takeItByValueICiEvT_(i64
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}
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}
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namespace test_complex_int_ref_mutable {
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_Complex int y = 100;
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void test() {
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const _Complex int &x = y;
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takeABlock(^{ takeItByValue(x); });
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// CHECK: [[R:%.*]] = load i32* getelementptr inbounds ({ i32, i32 }* @_ZN28test_complex_int_ref_mutable1yE, i32 0, i32 0)
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// CHECK-NEXT: [[I:%.*]] = load i32* getelementptr inbounds ({ i32, i32 }* @_ZN28test_complex_int_ref_mutable1yE, i32 0, i32 1)
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// CHECK-NEXT: [[RSLOT:%.*]] = getelementptr inbounds { i32, i32 }* [[CSLOT:%.*]], i32 0, i32 0
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// CHECK-NEXT: [[ISLOT:%.*]] = getelementptr inbounds { i32, i32 }* [[CSLOT]], i32 0, i32 1
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// CHECK-NEXT: store i32 [[R]], i32* [[RSLOT]]
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// CHECK-NEXT: store i32 [[I]], i32* [[ISLOT]]
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// CHECK-NEXT: [[COERCE:%.*]] = bitcast { i32, i32 }* [[CSLOT]] to i64*
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// CHECK-NEXT: [[CVAL:%.*]] = load i64* [[COERCE]],
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// CHECK-NEXT: call void @_Z13takeItByValueICiEvT_(i64 [[CVAL]])
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}
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}
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