ModuleUtils - silence static analyzer dyn_cast<> null dereference warning. NFCI.

The static analyzer is warning about a potential null dereference, but we should be able to use cast<> directly and if not assert will fire for us.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@373099 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Utils/ModuleUtils.cpp b/lib/Transforms/Utils/ModuleUtils.cpp
index c84beceee1914ba8f2a1f943dca58fd27d70b730..1ef3757017a817b38d83bfdb095aa57fd8f22ff9 100644 (file)
--- a/lib/Transforms/Utils/ModuleUtils.cpp
+++ b/lib/Transforms/Utils/ModuleUtils.cpp
@@ -73,7 +73,7 @@ static void appendToUsedList(Module &M, StringRef Name, ArrayRef<GlobalValue *>
   SmallPtrSet<Constant *, 16> InitAsSet;
   SmallVector<Constant *, 16> Init;
   if (GV) {
-    ConstantArray *CA = dyn_cast<ConstantArray>(GV->getInitializer());
+    auto *CA = cast<ConstantArray>(GV->getInitializer());
     for (auto &Op : CA->operands()) {
       Constant *C = cast_or_null<Constant>(Op);
       if (InitAsSet.insert(C).second)