diff options
Diffstat (limited to 'lib/Transforms')
| -rw-r--r-- | lib/Transforms/Scalar/GVN.cpp | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/lib/Transforms/Scalar/GVN.cpp b/lib/Transforms/Scalar/GVN.cpp index 545f7091cc..1d764af688 100644 --- a/lib/Transforms/Scalar/GVN.cpp +++ b/lib/Transforms/Scalar/GVN.cpp @@ -1171,8 +1171,12 @@ bool GVN::performCallSlotOptzn(MemCpyInst* cpy, CallInst* C, // All the checks have passed, so do the transformation. for (unsigned i = 0; i < CS.arg_size(); ++i) - if (CS.getArgument(i) == cpySrc) + if (CS.getArgument(i) == cpySrc) { + if (cpySrc->getType() != cpyDest->getType()) + cpyDest = CastInst::createPointerCast(cpyDest, cpySrc->getType(), + cpyDest->getName(), C); CS.setArgument(i, cpyDest); + } // Drop any cached information about the call, because we may have changed // its dependence information by changing its parameter. |