mirror of
https://github.com/c64scene-ar/llvm-6502.git
synced 2024-09-05 17:30:02 +00:00
Just constant fold them so they can't cause any trouble. Fixes PR12627. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@166286 91177308-0d34-0410-b5e6-96231b3b80d8
28 lines
806 B
LLVM
28 lines
806 B
LLVM
; RUN: opt -S -indvars < %s | FileCheck %s
|
|
|
|
; PR12627
|
|
define void @test1(i32 %x) nounwind uwtable ssp {
|
|
entry:
|
|
br label %for.body
|
|
|
|
for.body: ; preds = %for.body, %entry
|
|
%phi1 = phi i1 [ false, %entry ], [ %cmpa, %for.body ]
|
|
%phi2 = phi i1 [ false, %entry ], [ %cmpb, %for.body ]
|
|
%i.07 = phi i32 [ 0, %entry ], [ %inc, %for.body ]
|
|
tail call void @aux(i1 %phi1, i1 %phi2) nounwind
|
|
%cmpa = icmp sgt i32 %i.07, 200
|
|
%cmpb = icmp sgt i32 %i.07, 100
|
|
%inc = add nsw i32 %i.07, 1
|
|
%exitcond = icmp eq i32 %inc, 100
|
|
br i1 %exitcond, label %for.end, label %for.body
|
|
|
|
for.end: ; preds = %for.body
|
|
ret void
|
|
|
|
; CHECK: @test1
|
|
; CHECK-NOT: phi i1
|
|
; CHECK: call void @aux(i1 false, i1 false)
|
|
}
|
|
|
|
declare void @aux(i1, i1)
|