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5cc65ecc07
The optimizations kick in only on some architectures, and elsewhere this particular sequence is not emitted. <rdar://problem/41439607>
46 lines
1.7 KiB
Swift
46 lines
1.7 KiB
Swift
// RUN: %target-swift-frontend %s -emit-ir -g -o - | %FileCheck %s
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// RUN: %target-swift-frontend %s -emit-ir -g -o - | %FileCheck %s --check-prefix=CHECK2
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// UNSUPPORTED: OS=watchos
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func use<T>(_ t: T) {}
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public func f(_ i : Int?)
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{
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// CHECK: define {{.*}}@"$S4main1fyySiSgF"
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// CHECK1: %debug.copy = alloca %TSiSg
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// CHECK1: @llvm.dbg.declare(metadata %TSiSg* %debug.copy
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// CHECK1: @llvm.dbg.declare(metadata {{(i32|i64)}}* %val.addr, {{.*}}, !dbg ![[DBG0:.*]]
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// CHECK1: %5 = bitcast %TSiSg* %debug.copy to i64*, !dbg
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// CHECK1: store i64 %0, i64* %5, align 8, !dbg
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// CHECK1: ![[F:.*]] = distinct !DISubprogram(name: "f",
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// CHECK1: ![[BLK:.*]] = distinct !DILexicalBlock(scope: ![[F]],
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// CHECK1: ![[DBG0]] = !DILocation(line: [[@LINE+2]],
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// CHECK1: ![[DBG1]] = !DILocation(line: 0, scope: ![[BLK]])
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guard let val = i else { return }
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use(val)
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}
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// With large type optimizations the string is passed indirectly on the
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// following architectures so there is no shadow copy happening. As this
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// tests that we're emitting the DI correctly, we can skip running on them.
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// UNSUPPORTED: CPU=i386
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// UNSUPPORTED: CPU=armv7
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// UNSUPPORTED: CPU=armv7s
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// UNSUPPORTED: CPU=armv7k
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public func g(_ s : String?)
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{
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// CHECK2: define {{.*}}@"$S4main1gyySSSgF"
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// CHECK2: %debug.copy = alloca %TSSSg
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// CHECK2: @llvm.dbg.declare(metadata %TSSSg*
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// CHECK2: %debug.copy1 = alloca %TSS
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// CHECK2: @llvm.dbg.declare(metadata %TSS*
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// CHECK2: %4 = bitcast %TSSSg* %debug.copy to {{.*}}*, !dbg
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// CHECK2: %5 = getelementptr inbounds {{.*}}, {{.*}}* %4, i32 0, i32 0, !dbg
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// CHECK2: store {{.*}} %0, {{.*}}* %5, align 8, !dbg
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// CHECK2: ![[G:.*]] = distinct !DISubprogram(name: "g"
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guard let val = s else { return }
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use(val)
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}
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