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authorDimitry Andric <dim@FreeBSD.org>2013-12-22 00:07:40 +0000
committerDimitry Andric <dim@FreeBSD.org>2013-12-22 00:07:40 +0000
commitbfef399519ca9b8a4b4c6b563253bad7e0eeffe0 (patch)
treedf8df0b0067b381eab470a3b8f28d14a552a6340 /lib/Analysis/CFGReachabilityAnalysis.cpp
parent6a0372513edbc473b538d2f724efac50405d6fef (diff)
Diffstat (limited to 'lib/Analysis/CFGReachabilityAnalysis.cpp')
-rw-r--r--lib/Analysis/CFGReachabilityAnalysis.cpp9
1 files changed, 4 insertions, 5 deletions
diff --git a/lib/Analysis/CFGReachabilityAnalysis.cpp b/lib/Analysis/CFGReachabilityAnalysis.cpp
index e77e72fa9fb1..492e66fe8172 100644
--- a/lib/Analysis/CFGReachabilityAnalysis.cpp
+++ b/lib/Analysis/CFGReachabilityAnalysis.cpp
@@ -50,11 +50,10 @@ void CFGReverseBlockReachabilityAnalysis::mapReachability(const CFGBlock *Dst) {
// multiple queries relating to a destination node.
worklist.push_back(Dst);
bool firstRun = true;
-
- while (!worklist.empty()) {
- const CFGBlock *block = worklist.back();
- worklist.pop_back();
-
+
+ while (!worklist.empty()) {
+ const CFGBlock *block = worklist.pop_back_val();
+
if (visited[block->getBlockID()])
continue;
visited[block->getBlockID()] = true;