Revert "[opaque pointer type] Avoid using PointerType::getElementType for a few cases of CallInst"

This reverts commit r235458.

It looks like this might be breaking something LTO-ish. Looking into it
& will recommit with a fix/test case/etc once I've got more to go on.

llvm-svn: 235533

1 files changed, 1 insertions, 11 deletions

diff --git a/llvm/lib/Transforms/Vectorize/BBVectorize.cpp b/llvm/lib/Transforms/Vectorize/BBVectorize.cpp
index 6f0180e7db0..29fb01f1b2e 100644
--- a/llvm/lib/Transforms/Vectorize/BBVectorize.cpp
+++ b/llvm/lib/Transforms/Vectorize/BBVectorize.cpp
@@ -3103,17 +3103,7 @@ namespace {
       else if (H->hasName())
         K->takeName(H);
 
-      if (auto CS = CallSite(K)) {
-        SmallVector<Type *, 3> Tys;
-        FunctionType *Old = CS.getFunctionType();
-        unsigned NumOld = Old->getNumParams();
-        assert(NumOld <= ReplacedOperands.size());
-        for (unsigned i = 0; i != NumOld; ++i)
-          Tys.push_back(ReplacedOperands[i]->getType());
-        CS.mutateFunctionType(
-            FunctionType::get(getVecTypeForPair(L->getType(), H->getType()),
-                              Tys, Old->isVarArg()));
-      } else if (!isa<StoreInst>(K))
+      if (!isa<StoreInst>(K))
         K->mutateType(getVecTypeForPair(L->getType(), H->getType()));
 
       unsigned KnownIDs[] = {