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This allows the debugger to distinguish constant "let" values from mutable "var" variables. rdar://problem/16042546
33 lines
1.0 KiB
Swift
33 lines
1.0 KiB
Swift
// RUN: %target-swift-frontend -primary-file %s -emit-ir -g -o - | %FileCheck %s
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// Capture the pointer size from type Int
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// CHECK: %TSi = type <{ i[[PTRSIZE:[0-9]+]] }>
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struct A {
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var fn : () -> ()
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}
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func test(_ x : A) {
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var _ = x
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}
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// CHECK: define hidden {{.*}}void @"$s7structs4test{{[_0-9a-zA-Z]*}}F"
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// CHECK: [[X_DBG:%.*]] = alloca
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// CHECK: call void @llvm.dbg.declare(metadata {{.*}}* [[X_DBG]], metadata [[X_MD:!.*]], metadata
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// CHECK: ![[A:.*]] = !DICompositeType(tag: DW_TAG_structure_type, name: "A",
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// CHECK-SAME: identifier
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class C {
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var lots_of_extra_storage: (Int, Int, Int) = (1, 2, 3)
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var member: C = C()
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}
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// CHECK: [[X_MD]] = !DILocalVariable(name: "x", arg: 1
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// CHECK-SAME: type: ![[LET_A:[0-9]+]]
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// CHECK: ![[LET_A]] = !DIDerivedType(tag: DW_TAG_const_type, baseType: ![[A]])
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// A class is represented by a pointer, so B's total size should be PTRSIZE.
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// CHECK: !DICompositeType(tag: DW_TAG_structure_type, name: "B",{{.*}}size: [[PTRSIZE]]
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struct B {
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var c : C
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}
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