[PATCH] D36478: [NewGVN] Use a cast instead of a dyn_cast.
Chad Rosier via Phabricator via llvm-commits
llvm-commits at lists.llvm.org
Tue Aug 8 11:12:36 PDT 2017
mcrosier created this revision.
Herald added a subscriber: Prazek.
https://reviews.llvm.org/D36478
Files:
lib/Transforms/Scalar/NewGVN.cpp
Index: lib/Transforms/Scalar/NewGVN.cpp
===================================================================
--- lib/Transforms/Scalar/NewGVN.cpp
+++ 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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