diff options
| -rw-r--r-- | llvm/lib/Transforms/IPO/LowerBitSets.cpp | 2 | ||||
| -rw-r--r-- | llvm/test/Transforms/LowerBitSets/pr25902.ll | 21 |
2 files changed, 22 insertions, 1 deletions
diff --git a/llvm/lib/Transforms/IPO/LowerBitSets.cpp b/llvm/lib/Transforms/IPO/LowerBitSets.cpp index 65d082b27a8..7b515745c31 100644 --- a/llvm/lib/Transforms/IPO/LowerBitSets.cpp +++ b/llvm/lib/Transforms/IPO/LowerBitSets.cpp @@ -683,7 +683,7 @@ Constant *LowerBitSets::createJumpTableEntry(GlobalObject *Src, Function *Dest, ConstantInt *DispOffset = ConstantInt::get(IntPtrTy, Distance * kX86JumpTableEntrySize + 5); Constant *OffsetedDisp = ConstantExpr::getSub(Disp, DispOffset); - OffsetedDisp = ConstantExpr::getTrunc(OffsetedDisp, Int32Ty); + OffsetedDisp = ConstantExpr::getTruncOrBitCast(OffsetedDisp, Int32Ty); ConstantInt *Int3 = ConstantInt::get(Int8Ty, kInt3Code); diff --git a/llvm/test/Transforms/LowerBitSets/pr25902.ll b/llvm/test/Transforms/LowerBitSets/pr25902.ll new file mode 100644 index 00000000000..b9a1203ec0e --- /dev/null +++ b/llvm/test/Transforms/LowerBitSets/pr25902.ll @@ -0,0 +1,21 @@ +; PR25902: gold plugin crash. +; RUN: opt -mtriple=i686-pc -S -lowerbitsets < %s + +define void @f(void ()* %p) { +entry: + %a = bitcast void ()* %p to i8*, !nosanitize !1 + %b = call i1 @llvm.bitset.test(i8* %a, metadata !"_ZTSFvvE"), !nosanitize !1 + ret void +} + +define void @g() { +entry: + ret void +} + +declare i1 @llvm.bitset.test(i8*, metadata) + +!llvm.bitsets = !{!0} + +!0 = !{!"_ZTSFvvE", void ()* @g, i64 0} +!1 = !{} |
