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30 lines
1.2 KiB
Swift
30 lines
1.2 KiB
Swift
// RUN: %target-swift-frontend %s -c -emit-ir -g -o - | %FileCheck %s
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// RUN: %target-swift-frontend %s -O -c -emit-ir -g -o - | %FileCheck %s --check-prefix=OPT
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class MyClass {}
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// CHECK-LABEL: define {{.*}} @"$s13uninitialized1fyyF"
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// OPT-LABEL: define {{.*}} @"$s13uninitialized1fyyF"
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public func f() {
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var object: MyClass
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// CHECK: %[[OBJ:.*]] = alloca %[[T1:.*]]*, align
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// CHECK: call void @llvm.dbg.declare(metadata %[[T1]]** %[[OBJ]],
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// CHECK: %[[BC1:.*]] = bitcast %[[T1]]** %[[OBJ]] to i8*{{$}}
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// CHECK: void @llvm.memset.{{.*}}(i8* align {{(4|8)}} %[[BC1]], i8 0,
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// CHECK-SAME: ){{$}}
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// OPT-NOT: @llvm.memset
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// OPT: ret
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}
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// CHECK-LABEL: define {{.*}} @"$s13uninitialized1gyyF"
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// OPT-LABEL: define {{.*}} @"$s13uninitialized1gyyF"
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public func g() {
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var dict: Dictionary<Int64, Int64>
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// CHECK: %[[DICT:.*]] = alloca %[[T2:.*]], align
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// CHECK: call void @llvm.dbg.declare(metadata %[[T2]]* %[[DICT]],
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// CHECK: %[[BC2:.*]] = bitcast %[[T2]]* %[[DICT]] to i8*
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// CHECK: void @llvm.memset.{{.*}}(i8* align {{(4|8)}} %[[BC2]], i8 0,
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// CHECK-SAME: ){{$}}
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// OPT-NOT: @llvm.memset
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// OPT: ret
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}
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