forked from OSchip/llvm-project
34 lines
851 B
LLVM
34 lines
851 B
LLVM
; RUN: opt -jump-threading -S < %s | FileCheck %s
|
|
|
|
target datalayout = "e-m:o-i64:64-f80:128-n8:16:32:64-S128"
|
|
target triple = "x86_64-apple-macosx10.11.0"
|
|
|
|
declare void @helper()
|
|
declare i32 @__gxx_personality_v0(...)
|
|
|
|
|
|
define void @pr27840(i8* %call, i1 %A) personality i32(...)* @__gxx_personality_v0 {
|
|
entry:
|
|
invoke void @helper()
|
|
to label %invoke.cont unwind label %lpad
|
|
|
|
; Don't jump threading; we can't split the critical edge from entry to lpad.
|
|
; CHECK-LABEL: @pr27840
|
|
; CHECK: invoke
|
|
; CHECK-NEXT: to label %invoke.cont unwind label %lpad
|
|
|
|
invoke.cont:
|
|
invoke void @helper()
|
|
to label %nowhere unwind label %lpad
|
|
|
|
lpad:
|
|
%b = phi i1 [ true, %invoke.cont ], [ false, %entry ]
|
|
landingpad { i8*, i32 }
|
|
cleanup
|
|
%xor = xor i1 %b, %A
|
|
br i1 %xor, label %nowhere, label %invoke.cont
|
|
|
|
nowhere:
|
|
unreachable
|
|
}
|