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e435a5d937
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@55971 91177308-0d34-0410-b5e6-96231b3b80d8
61 lines
1.9 KiB
LLVM
61 lines
1.9 KiB
LLVM
; RUN: llvm-as < %s | opt -simplifycfg -disable-output
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; PR 2777
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@g_103 = common global i32 0 ; <i32*> [#uses=1]
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define i32 @func_127(i32 %p_129) nounwind {
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entry:
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load i32* @g_103, align 4 ; <i32>:0 [#uses=1]
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icmp eq i32 %0, 0 ; <i1>:1 [#uses=2]
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br i1 %1, label %bb6.preheader, label %entry.return_crit_edge
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entry.return_crit_edge: ; preds = %entry
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br label %return
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bb6.preheader: ; preds = %entry
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br i1 %1, label %bb6.preheader.split.us, label %bb6.preheader.split
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bb6.preheader.split.us: ; preds = %bb6.preheader
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br label %return.loopexit.split
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bb6.preheader.split: ; preds = %bb6.preheader
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br label %bb6
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bb6: ; preds = %bb17.bb6_crit_edge, %bb6.preheader.split
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%indvar35 = phi i32 [ 0, %bb6.preheader.split ], [ %indvar.next36, %bb17.bb6_crit_edge ] ; <i32> [#uses=1]
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%p_129_addr.3.reg2mem.0 = phi i32 [ %p_129_addr.2, %bb17.bb6_crit_edge ], [ %p_129, %bb6.preheader.split ] ; <i32> [#uses=3]
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icmp eq i32 %p_129_addr.3.reg2mem.0, 0 ; <i1>:2 [#uses=1]
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br i1 %2, label %bb6.bb17_crit_edge, label %bb8
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bb6.bb17_crit_edge: ; preds = %bb6
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br label %bb17
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bb8: ; preds = %bb6
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br label %bb13
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bb13: ; preds = %bb8
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br label %bb17
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bb17: ; preds = %bb13, %bb6.bb17_crit_edge
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%p_129_addr.2 = phi i32 [ %p_129_addr.3.reg2mem.0, %bb13 ], [ %p_129_addr.3.reg2mem.0, %bb6.bb17_crit_edge ] ; <i32> [#uses=1]
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%indvar.next36 = add i32 %indvar35, 1 ; <i32> [#uses=2]
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%exitcond37 = icmp eq i32 %indvar.next36, -1 ; <i1> [#uses=1]
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br i1 %exitcond37, label %return.loopexit, label %bb17.bb6_crit_edge
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bb17.bb6_crit_edge: ; preds = %bb17
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br label %bb6
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return.loopexit: ; preds = %bb17
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br label %return.loopexit.split
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return.loopexit.split: ; preds = %return.loopexit, %bb6.preheader.split.us
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br label %return
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return: ; preds = %return.loopexit.split, %entry.return_crit_edge
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ret i32 1
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}
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define i32 @func_135(i8 zeroext %p_137, i32 %p_138, i32 %p_140) nounwind {
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entry:
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ret i32 undef
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}
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