diff options
| -rw-r--r-- | llvm/lib/Transforms/Instrumentation/DataFlowSanitizer.cpp | 8 |
1 files changed, 4 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/Instrumentation/DataFlowSanitizer.cpp b/llvm/lib/Transforms/Instrumentation/DataFlowSanitizer.cpp index 9c90d27d6d5..54b6f4424ea 100644 --- a/llvm/lib/Transforms/Instrumentation/DataFlowSanitizer.cpp +++ b/llvm/lib/Transforms/Instrumentation/DataFlowSanitizer.cpp @@ -1388,12 +1388,12 @@ void DFSanVisitor::visitMemTransferInst(MemTransferInst &I) { auto *MTI = cast<MemTransferInst>( IRB.CreateCall(I.getCalledValue(), {DestShadow, SrcShadow, LenShadow, I.getVolatileCst()})); - // FIXME: Set the source & dest alignments of MTI based on the separate - // source & dest alignments of I if (ClPreserveAlignment) { - MTI->setAlignment(I.getAlignment() * (DFSF.DFS.ShadowWidth / 8)); + MTI->setDestAlignment(I.getDestAlignment() * (DFSF.DFS.ShadowWidth / 8)); + MTI->setSourceAlignment(I.getSourceAlignment() * (DFSF.DFS.ShadowWidth / 8)); } else { - MTI->setAlignment(DFSF.DFS.ShadowWidth / 8); + MTI->setDestAlignment(DFSF.DFS.ShadowWidth / 8); + MTI->setSourceAlignment(DFSF.DFS.ShadowWidth / 8); } } |
