You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
22 lines
496 B
22 lines
496 B
; RUN: opt -S -simplifycfg < %s | FileCheck %s
|
|
|
|
%ST = type { i8, i8 }
|
|
|
|
define i8* @test1(%ST* %x, i8* %y) nounwind {
|
|
entry:
|
|
%cmp = icmp eq %ST* %x, null
|
|
br i1 %cmp, label %if.then, label %if.end
|
|
|
|
if.then:
|
|
%incdec.ptr = getelementptr %ST, %ST* %x, i32 0, i32 1
|
|
br label %if.end
|
|
|
|
if.end:
|
|
%x.addr = phi i8* [ %incdec.ptr, %if.then ], [ %y, %entry ]
|
|
ret i8* %x.addr
|
|
|
|
; CHECK-LABEL: @test1(
|
|
; CHECK: %incdec.ptr.y = select i1 %cmp, i8* %incdec.ptr, i8* %y
|
|
; CHECK: ret i8* %incdec.ptr.y
|
|
}
|