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20 lines
629 B
Swift
20 lines
629 B
Swift
// RUN: %target-swift-frontend %s -emit-ir -g -o - | FileCheck %s
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// RUN: %target-swift-frontend %s -emit-sil -g -o - | FileCheck -check-prefix=CHECK-SIL %s
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import StdlibUnittest
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// Test that debug info for local variables is preserved by the
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// mandatory SIL optimization passes.
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func main() {
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// CHECK-SIL-DAG: debug_value {{.*}}let x
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// CHECK-DAG: DILocalVariable(tag: DW_TAG_auto_variable, name: "x"
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let x = 10
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// CHECK-SIL-DAG: alloc_stack {{.*}}var y
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// CHECK-DAG: DILocalVariable(tag: DW_TAG_auto_variable, name: "y"
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var y = 10
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// The expression x+y may become constant folded.
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_blackHole(x+y)
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}
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main()
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