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69ccadd753
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@32115 91177308-0d34-0410-b5e6-96231b3b80d8
25 lines
1.1 KiB
LLVM
25 lines
1.1 KiB
LLVM
; This testcase found a bug in ConvertableToGEP that could cause an infinite loop
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; Note that this code is actually miscompiled from the input source, but despite
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; that, level raise should not hang!
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;
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; RUN: llvm-upgrade < %s | llvm-as | opt -raise
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%Disjunct = type { \2 *, short, sbyte, sbyte *, { short, short, sbyte, sbyte, \2, sbyte * } *, { short, short, sbyte, sbyte, \2, sbyte * } * }
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%chosen_disjuncts = uninitialized global %Disjunct * * ; <%Disjunct * * *> [#uses=1]
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implementation
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void "build_image_array"()
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begin
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bb0: ;[#uses=0]
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%reg109 = getelementptr %Disjunct * * * %chosen_disjuncts, long 7 ; <%Disjunct * * *> [#uses=1]
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%reg108 = load %Disjunct * * * %reg109 ; <%Disjunct * *> [#uses=1]
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%reg1000 = getelementptr %Disjunct * * %reg108, long 3 ; <%Disjunct * *> [#uses=1]
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%cast1007 = cast %Disjunct * * %reg1000 to sbyte * * ; <sbyte * *> [#uses=1]
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%reg110 = load sbyte * * %cast1007 ; <sbyte *> [#uses=1]
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%cast1008 = cast ulong 4 to sbyte * ; <sbyte *> [#uses=1]
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%A = cast sbyte * %reg110 to ulong
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%B = cast sbyte * %cast1008 to ulong
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%reg1001 = add ulong %A, %B ; <sbyte *> [#uses=0]
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ret void
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end
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