[PATCH] D36478: [NewGVN] Use a cast instead of a dyn_cast.

[Chad Rosier via Phabricator via llvm-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rL310397: [NewGVN] Use a cast instead of a dyn_cast. (authored by mcrosier).

Changed prior to commit:
  https://reviews.llvm.org/D36478?vs=110238&id=110244#toc

Repository:
  rL LLVM

https://reviews.llvm.org/D36478

Files:
  llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp


Index: llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp
===================================================================
--- llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp
+++ llvm/trunk/lib/Transforms/Scalar/NewGVN.cpp
@@ -1711,7 +1711,9 @@
   return createAggregateValueExpression(I);
 }
 const Expression *NewGVN::performSymbolicCmpEvaluation(Instruction *I) const {
-  auto *CI = dyn_cast<CmpInst>(I);
+  assert(isa<CmpInst>(I) && "Expected a cmp instruction.");
+
+  auto *CI = cast<CmpInst>(I);
   // See if our operands are equal to those of a previous predicate, and if so,
   // if it implies true or false.
   auto Op0 = lookupOperandLeader(CI->getOperand(0));


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