RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-11-26 12:43:36 +01:00
Code Issues Projects Releases Wiki Activity

[X86] Don't dereference a dyn_cast<> - use a cast<> instead. NFCI.

Browse Source 
dyn_cast<> can return null if the cast fails, by using cast<> we assert that the cast is correct helping to avoid a potential null dereference.
This commit is contained in:
Simon Pilgrim 2021-05-17 15:57:00 +01:00
parent 257b9bc0d9
commit a3d5fb0749
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
lib/Target/X86/X86ISelLowering.cpp
View File

@ -44378,8 +44378,7 @@ static SDValue combineAndLoadToBZHI(SDNode *Node, SelectionDAG &DAG,
uint64_t ArrayElementCount = Init->getType()->getArrayNumElements();
bool ConstantsMatch = true;
for (uint64_t j = 0; j < ArrayElementCount; j++) {
ConstantInt *Elem =
dyn_cast<ConstantInt>(Init->getAggregateElement(j));
auto *Elem = cast<ConstantInt>(Init->getAggregateElement(j));
if (Elem->getZExtValue() != (((uint64_t)1 << j) - 1)) {
ConstantsMatch = false;
break;