llvm/test/Transforms/IndVarSimplify/2009-05-24-useafterfree.ll
Dan Gohman f2f6ce65b7 Change tests from "opt %s" to "opt < %s" so that opt doesn't see the
input filename so that opt doesn't print the input filename in the
output so that grep lines in the tests don't unintentionally match
strings in the input filename.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@81537 91177308-0d34-0410-b5e6-96231b3b80d8
2009-09-11 18:01:28 +00:00

42 lines
1.4 KiB
LLVM

; RUN: opt < %s -indvars
; PR4258
target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32"
target triple = "i386-linux-gnu"
define void @0(i32*, i32*, i32, i32) nounwind {
br i1 false, label %bb.nph1.preheader, label %.outer._crit_edge
bb.nph1.preheader: ; preds = %4
%smax = select i1 false, i32 -1, i32 0 ; <i32> [#uses=1]
%tmp12 = sub i32 0, %smax ; <i32> [#uses=1]
br label %bb.nph1
bb.nph1: ; preds = %.outer, %bb.nph1.preheader
br i1 false, label %bb.nph3.preheader, label %.outer
bb.nph3.preheader: ; preds = %bb.nph1
br label %bb.nph3
bb.nph3: ; preds = %bb.nph3, %bb.nph3.preheader
%indvar7 = phi i32 [ %indvar.next8, %bb.nph3 ], [ 0, %bb.nph3.preheader ] ; <i32> [#uses=3]
%tmp9 = mul i32 %indvar7, -1 ; <i32> [#uses=1]
%tmp13 = add i32 %tmp9, %tmp12 ; <i32> [#uses=1]
%tmp14 = add i32 %tmp13, -2 ; <i32> [#uses=1]
%5 = icmp sgt i32 %tmp14, 0 ; <i1> [#uses=1]
%indvar.next8 = add i32 %indvar7, 1 ; <i32> [#uses=1]
br i1 %5, label %bb.nph3, label %.outer.loopexit
.outer.loopexit: ; preds = %bb.nph3
%indvar7.lcssa = phi i32 [ %indvar7, %bb.nph3 ] ; <i32> [#uses=0]
br label %.outer
.outer: ; preds = %.outer.loopexit, %bb.nph1
br i1 false, label %bb.nph1, label %.outer._crit_edge.loopexit
.outer._crit_edge.loopexit: ; preds = %.outer
br label %.outer._crit_edge
.outer._crit_edge: ; preds = %.outer._crit_edge.loopexit, %4
ret void
}