diff options
Diffstat (limited to 'lib/CodeGen/BranchFolding.cpp')
| -rw-r--r-- | lib/CodeGen/BranchFolding.cpp | 3 |
1 files changed, 1 insertions, 2 deletions
diff --git a/lib/CodeGen/BranchFolding.cpp b/lib/CodeGen/BranchFolding.cpp index fb65bb7f3f..7df0e15292 100644 --- a/lib/CodeGen/BranchFolding.cpp +++ b/lib/CodeGen/BranchFolding.cpp @@ -1554,8 +1554,7 @@ MachineBasicBlock::iterator findHoistingInsertPosAndDeps(MachineBasicBlock *MBB, for (MCRegAliasIterator AI(Reg, TRI, true); AI.isValid(); ++AI) Uses.insert(*AI); } else { - if (Uses.count(Reg)) { - Uses.erase(Reg); + if (Uses.erase(Reg)) { for (MCSubRegIterator SubRegs(Reg, TRI); SubRegs.isValid(); ++SubRegs) Uses.erase(*SubRegs); // Use sub-registers to be conservative } |