ipsccp-phi-one-pred-dead.ll
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; NOTE: Assertions have been autogenerated by utils/update_test_checks.py
; RUN: opt < %s -S -ipsccp | FileCheck %s
target triple = "x86_64-unknown-linux-gnu"
define void @test() {
; CHECK-LABEL: @test(
; CHECK-NEXT: entry:
; CHECK-NEXT: br label %Flow5.pre
; CHECK: Flow6:
; CHECK-NEXT: br i1 undef, label %end1, label %end2
; CHECK: Flow5.pre:
; CHECK-NEXT: br label %Flow5
; CHECK: Flow5:
; CHECK-NEXT: br label %Flow6
; CHECK: end1:
; CHECK-NEXT: unreachable
; CHECK: end2:
; CHECK-NEXT: unreachable
;
entry:
br i1 true, label %Flow5.pre, label %Flow5.pre.unreachable
Flow5.pre.unreachable:
br label %Flow5
Flow6:
br i1 %0, label %end1, label %end2
Flow5.pre:
br label %Flow5
Flow5:
%0 = phi i1 [ undef, %Flow5.pre ], [ false, %Flow5.pre.unreachable ]
br label %Flow6
end1:
unreachable
end2:
unreachable
}