- walk utils

eeckstein · eeckstein · commit 26b23092db55 · 2023-07-05T15:21:09.000+02:00
diff --git a/SwiftCompilerSources/Sources/SIL/Instruction.swift b/SwiftCompilerSources/Sources/SIL/Instruction.swift
@@ -460,7 +460,9 @@ class InitExistentialRefInst : SingleValueInstruction, UnaryInstruction {
 }
 
 final public
-class OpenExistentialRefInst : SingleValueInstruction, UnaryInstruction {}
+class OpenExistentialRefInst : SingleValueInstruction, UnaryInstruction {
+  public var existential: Value { operand.value }
+}
 
 final public
 class InitExistentialValueInst : SingleValueInstruction, UnaryInstruction {}

Original file line number	Diff line number	Diff line change
`@@ -460,7 +460,9 @@ class InitExistentialRefInst : SingleValueInstruction, UnaryInstruction {`
`460`	`460`	`}`
`461`	`461`
`462`	`462`	`final public`
`463`		`-class OpenExistentialRefInst : SingleValueInstruction, UnaryInstruction {}`
	`463`	`+class OpenExistentialRefInst : SingleValueInstruction, UnaryInstruction {`
	`464`	`+ public var existential: Value { operand.value }`
	`465`	`+}`
`464`	`466`
`465`	`467`	`final public`
`466`	`468`	`class InitExistentialValueInst : SingleValueInstruction, UnaryInstruction {}`