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fix PR5673 by being more careful about pointers to functions.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@90369 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -569,9 +569,16 @@ static Constant *SymbolicallyEvaluateGEP(Constant *const *Ops, unsigned NumOps,
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SmallVector<Constant*, 32> NewIdxs;
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do {
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if (const SequentialType *ATy = dyn_cast<SequentialType>(Ty)) {
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// The only pointer indexing we'll do is on the first index of the GEP.
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if (isa<PointerType>(ATy) && !NewIdxs.empty())
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break;
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if (isa<PointerType>(ATy)) {
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// The only pointer indexing we'll do is on the first index of the GEP.
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if (!NewIdxs.empty())
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break;
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// Only handle pointers to sized types, not pointers to functions.
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if (!ATy->getElementType()->isSized())
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return 0;
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}
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// Determine which element of the array the offset points into.
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APInt ElemSize(BitWidth, TD->getTypeAllocSize(ATy->getElementType()));
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if (ElemSize == 0)
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@ -137,3 +137,14 @@ define arm_apcscc void @test5() {
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exit:
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ret void
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}
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; PR5673
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@test6g = external global i32*
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define arm_aapcs_vfpcc i32 @test6(i32 %argc, i8** %argv) nounwind {
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entry:
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store i32* getelementptr (i32* bitcast (i32 (i32, i8**)* @test6 to i32*), i32 -2048), i32** @test6g, align 4
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unreachable
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}
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