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Use do+while instead of while for loops which obviously have a

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non-zero trip count. Use SmallVector's pop_back_val().


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@92734 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman
2010-01-05 16:27:25 +00:00
parent b7a9f2b504
commit 321a813c53
12 changed files with 23 additions and 29 deletions
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3
lib/Transforms/Scalar/ADCE.cpp
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@@ -62,8 +62,7 @@ bool ADCE::runOnFunction(Function& F) {
// Propagate liveness backwards to operands.
while (!worklist.empty()) {
Instruction* curr = worklist.back();
worklist.pop_back();
Instruction* curr = worklist.pop_back_val();
for (Instruction::op_iterator OI = curr->op_begin(), OE = curr->op_end();
OI != OE; ++OI)