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Add a testcase for a bug fixed by r75634.

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llvm-svn: 75644
This commit is contained in:
Dan Gohman 2009-07-14 18:15:00 +00:00
parent 4ce1ac82f7
commit 9525cf679f
1 changed files with 36 additions and 0 deletions
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36
test/Transforms/IndVarSimplify/loop_evaluate11.ll Normal file
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; RUN: llvm-as < %s | opt -domfrontier -indvars -loop-deletion
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-f80:128:128"
define void @slap_sl_mem_create() nounwind {
entry:
br label %bb15
bb15: ; preds = %bb15, %entry
%order_end.0 = phi i32 [ 0, %entry ], [ %tmp, %bb15 ] ; <i32> [#uses=1]
%tmp = add i32 %order_end.0, 1 ; <i32> [#uses=2]
br i1 undef, label %bb17, label %bb15
bb17: ; preds = %bb17, %bb15
%order_start.0 = phi i32 [ %tmp1, %bb17 ], [ 0, %bb15 ] ; <i32> [#uses=2]
%tmp1 = add i32 %order_start.0, 1 ; <i32> [#uses=2]
%tmp2 = icmp eq i32 undef, 0 ; <i1> [#uses=1]
br i1 %tmp2, label %bb18, label %bb17
bb18: ; preds = %bb17
%tmp3 = sub i32 %tmp, %tmp1 ; <i32> [#uses=0]
br label %bb59
bb51: ; preds = %bb59
%tmp4 = add i32 %order_start.0, 2 ; <i32> [#uses=1]
%tmp5 = add i32 %tmp4, undef ; <i32> [#uses=1]
%tmp6 = lshr i32 undef, %tmp5 ; <i32> [#uses=1]
%tmp7 = icmp eq i32 %tmp6, 0 ; <i1> [#uses=1]
br i1 %tmp7, label %bb52, label %bb59
bb59: ; preds = %bb51, %bb18
br label %bb51
bb52: ; preds = %bb51
unreachable
}