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swift-mirror/test/DebugInfo/allocstack.swift
Nate Chandler bc268ddf34 [Test] Specified copy-prop and lex-lt behavior.
In preparation for changing the default, explicitly specify the behavior
of all tests that are affected by the choice of behavior for lexical
lifetimes and copy-propagation.
2021-12-15 21:37:00 -08:00

20 lines
759 B
Swift

// RUN: %target-swift-frontend -enable-copy-propagation=requested-passes-only -enable-lexical-lifetimes=false %s -emit-ir -g -o - | %FileCheck %s
// RUN: %target-swift-frontend -enable-copy-propagation=requested-passes-only -enable-lexical-lifetimes=false %s -emit-sil -g -o - | %FileCheck -check-prefix=CHECK-SIL %s
import StdlibUnittest
// Test that debug info for local variables is preserved by the
// mandatory SIL optimization passes.
func main() {
// CHECK-SIL-DAG: debug_value {{.*}}: $Int, let, name "x"
// CHECK-DAG: DILocalVariable(name: "x"
let x = 10
// CHECK-SIL-DAG: alloc_stack $Int, var, name "y"
// CHECK-DAG: DILocalVariable(name: "y"
var y = 10
// The expression x+y may become constant folded.
_blackHole(x+y)
}
main()