pr12338.ll
543 Bytes
; RUN: opt < %s -instcombine -S | FileCheck %s
define void @entry() nounwind {
entry:
br label %for.cond
; CHECK: br label %for.cond
for.cond:
%local = phi <1 x i32> [ <i32 0>, %entry ], [ %phi2, %cond.end47 ]
%phi3 = sub <1 x i32> zeroinitializer, %local
br label %cond.end
cond.false:
br label %cond.end
cond.end:
%cond = phi <1 x i32> [ %phi3, %for.cond ], [ undef, %cond.false ]
br label %cond.end47
cond.end47:
%sum = add <1 x i32> %cond, <i32 92>
%phi2 = sub <1 x i32> zeroinitializer, %sum
br label %for.cond
}