diff options
Diffstat (limited to 'llvm/lib/Transforms/Scalar/ADCE.cpp')
| -rw-r--r-- | llvm/lib/Transforms/Scalar/ADCE.cpp | 9 |
1 files changed, 5 insertions, 4 deletions
diff --git a/llvm/lib/Transforms/Scalar/ADCE.cpp b/llvm/lib/Transforms/Scalar/ADCE.cpp index ea36745c68a..18c851b1188 100644 --- a/llvm/lib/Transforms/Scalar/ADCE.cpp +++ b/llvm/lib/Transforms/Scalar/ADCE.cpp @@ -14,6 +14,7 @@ #include "llvm/Support/DepthFirstIterator.h" #include "llvm/Analysis/Writer.h" #include "llvm/iTerminators.h" +#include "llvm/iOther.h" #include <set> #include <algorithm> @@ -171,15 +172,15 @@ bool ADCE::doADCE() { set<BasicBlock*> VisitedBlocks; BasicBlock *EntryBlock = fixupCFG(M->front(), VisitedBlocks, AliveBlocks); if (EntryBlock && EntryBlock != M->front()) { - if (EntryBlock->front()->isPHINode()) { + if (isa<PHINode>(EntryBlock->front())) { // Cannot make the first block be a block with a PHI node in it! Instead, // strip the first basic block of the method to contain no instructions, // then add a simple branch to the "real" entry node... // BasicBlock *E = M->front(); - if (!E->front()->isTerminator() || // Check for an actual change... - ((TerminatorInst*)E->front())->getNumSuccessors() != 1 || - ((TerminatorInst*)E->front())->getSuccessor(0) != EntryBlock) { + if (!isa<TerminatorInst>(E->front()) || // Check for an actual change... + cast<TerminatorInst>(E->front())->getNumSuccessors() != 1 || + cast<TerminatorInst>(E->front())->getSuccessor(0) != EntryBlock) { E->getInstList().delete_all(); // Delete all instructions in block E->getInstList().push_back(new BranchInst(EntryBlock)); MadeChanges = true; |
