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69ccadd753
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32115 91177308-0d34-0410-b5e6-96231b3b80d8
30 lines
1.1 KiB
LLVM
30 lines
1.1 KiB
LLVM
; RUN: llvm-upgrade < %s | llvm-as | opt -loop-reduce -disable-output
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; LSR should not crash on this.
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fastcc void %loadloop() {
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entry:
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switch sbyte 0, label %shortcirc_next [
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sbyte 32, label %loopexit.2
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sbyte 59, label %loopexit.2
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]
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shortcirc_next: ; preds = %no_exit.2, %entry
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%indvar37 = phi uint [ 0, %entry ], [ %indvar.next38, %no_exit.2 ] ; <uint> [#uses=3]
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%wp.2.4 = getelementptr sbyte* null, uint %indvar37 ; <sbyte*> [#uses=1]
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br bool false, label %loopexit.2, label %no_exit.2
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no_exit.2: ; preds = %shortcirc_next
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%wp.2.4.rec = cast uint %indvar37 to int ; <int> [#uses=1]
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%inc.1.rec = add int %wp.2.4.rec, 1 ; <int> [#uses=1]
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%inc.1 = getelementptr sbyte* null, int %inc.1.rec ; <sbyte*> [#uses=2]
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%indvar.next38 = add uint %indvar37, 1 ; <uint> [#uses=1]
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switch sbyte 0, label %shortcirc_next [
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sbyte 32, label %loopexit.2
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sbyte 59, label %loopexit.2
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]
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loopexit.2: ; preds = %no_exit.2, %no_exit.2, %shortcirc_next, %entry, %entry
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%wp.2.7 = phi sbyte* [ null, %entry ], [ null, %entry ], [ %wp.2.4, %shortcirc_next ], [ %inc.1, %no_exit.2 ], [ %inc.1, %no_exit.2 ] ; <sbyte*> [#uses=0]
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ret void
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}
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