diff options
Diffstat (limited to 'lib/CodeGen/UnreachableBlockElim.cpp')
| -rw-r--r-- | lib/CodeGen/UnreachableBlockElim.cpp | 11 |
1 files changed, 4 insertions, 7 deletions
diff --git a/lib/CodeGen/UnreachableBlockElim.cpp b/lib/CodeGen/UnreachableBlockElim.cpp index 2e22082..7824f92 100644 --- a/lib/CodeGen/UnreachableBlockElim.cpp +++ b/lib/CodeGen/UnreachableBlockElim.cpp @@ -64,9 +64,8 @@ bool UnreachableBlockElim::runOnFunction(Function &F) { SmallPtrSet<BasicBlock*, 8> Reachable; // Mark all reachable blocks. - for (df_ext_iterator<Function*, SmallPtrSet<BasicBlock*, 8> > I = - df_ext_begin(&F, Reachable), E = df_ext_end(&F, Reachable); I != E; ++I) - /* Mark all reachable blocks */; + for (BasicBlock *BB : depth_first_ext(&F, Reachable)) + (void)BB/* Mark all reachable blocks */; // Loop over all dead blocks, remembering them and deleting all instructions // in them. @@ -125,10 +124,8 @@ bool UnreachableMachineBlockElim::runOnMachineFunction(MachineFunction &F) { MachineLoopInfo *MLI = getAnalysisIfAvailable<MachineLoopInfo>(); // Mark all reachable blocks. - for (df_ext_iterator<MachineFunction*, SmallPtrSet<MachineBasicBlock*, 8> > - I = df_ext_begin(&F, Reachable), E = df_ext_end(&F, Reachable); - I != E; ++I) - /* Mark all reachable blocks */; + for (MachineBasicBlock *BB : depth_first_ext(&F, Reachable)) + (void)BB/* Mark all reachable blocks */; // Loop over all dead blocks, remembering them and deleting all instructions // in them. |