RPCS3/llvm-mirror
1
0
Fork 0
mirror of https://github.com/RPCS3/llvm-mirror.git synced 2024-10-18 10:32:48 +02:00
Code Issues Projects Releases Wiki Activity

CodeGen: Fix null dereference before null check

Browse Source
This commit is contained in:
Matt Arsenault 2021-05-10 20:56:24 -04:00
parent f3383e948b
commit 7612bae7b7
1 changed files with 8 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
lib/CodeGen/MachineBlockFrequencyInfo.cpp
View File

@ -233,14 +233,20 @@ MachineBlockFrequencyInfo::getBlockFreq(const MachineBasicBlock *MBB) const {
Optional<uint64_t> MachineBlockFrequencyInfo::getBlockProfileCount( Optional<uint64_t> MachineBlockFrequencyInfo::getBlockProfileCount(
const MachineBasicBlock *MBB) const { const MachineBasicBlock *MBB) const {
if (!MBFI)
return None;
const Function &F = MBFI->getFunction()->getFunction(); const Function &F = MBFI->getFunction()->getFunction();
return MBFI ? MBFI->getBlockProfileCount(F, MBB) : None; return MBFI->getBlockProfileCount(F, MBB);
} }
Optional<uint64_t> Optional<uint64_t>
MachineBlockFrequencyInfo::getProfileCountFromFreq(uint64_t Freq) const { MachineBlockFrequencyInfo::getProfileCountFromFreq(uint64_t Freq) const {
if (!MBFI)
return None;
const Function &F = MBFI->getFunction()->getFunction(); const Function &F = MBFI->getFunction()->getFunction();
return MBFI ? MBFI->getProfileCountFromFreq(F, Freq) : None; return MBFI->getProfileCountFromFreq(F, Freq);
} }
bool MachineBlockFrequencyInfo::isIrrLoopHeader( bool MachineBlockFrequencyInfo::isIrrLoopHeader(