forked from OSchip/llvm-project
34 lines
1.1 KiB
LLVM
34 lines
1.1 KiB
LLVM
|
; RUN: opt -indvars -S < %s | FileCheck %s
|
||
|
|
|
||
|
|
|
||
|
|
; Ensure that does not crash
|
||
|
|
|
||
|
|
target datalayout = "e-m:e-i64:64-f80:128-n8:16:32:64-S128"
|
||
|
|
target triple = "x86_64-unknown-linux-gnu"
|
||
|
|
|
||
|
|
define void @f() {
|
||
|
|
; CHECK-LABEL: @f(
|
||
|
|
entry:
|
||
|
|
br label %for.end
|
||
|
|
|
||
|
|
for.condt: ; preds = %for.end
|
||
|
|
br i1 true, label %for.cond.0, label %for.end
|
||
|
|
|
||
|
|
for.end: ; preds = %for.body.3
|
||
|
|
%inc = select i1 undef, i32 2, i32 1
|
||
|
|
br i1 false, label %for.condt, label %for.cond.0
|
||
|
|
|
||
|
|
for.cond.0: ; preds = %for.end, %for.condt
|
||
|
|
%init = phi i32 [ 0, %for.condt ], [ %inc, %for.end ]
|
||
|
|
br i1 true, label %for.end.13, label %for.body.9
|
||
|
|
|
||
|
|
for.body.9: ; preds = %for.body.9, %for.cond.0
|
||
|
|
%p1.addr.22 = phi i32 [ %inc10, %for.body.9 ], [ %init, %for.cond.0 ]
|
||
|
|
%inc10 = add i32 %p1.addr.22, 1
|
||
|
|
br i1 true, label %for.end.13, label %for.body.9
|
||
|
|
|
||
|
|
for.end.13: ; preds = %for.cond.7.for.end.13_crit_edge, %for.cond.0
|
||
|
|
%p1.addr.2.lcssa = phi i32 [ %inc10, %for.body.9 ], [ %init, %for.cond.0 ]
|
||
|
|
ret void
|
||
|
|
}
|