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authorZhongxing Xu <xuzhongxing@gmail.com>2008-11-27 02:39:34 +0000
committerZhongxing Xu <xuzhongxing@gmail.com>2008-11-27 02:39:34 +0000
commit8fd9b3508a03b7216782e42218aa244c00395c5c (patch)
tree2d85731ecad6a337028233277a018b60e455521f /lib/Analysis/BasicConstraintManager.cpp
parent5abf03bbb9e8703d41bd241a4733d930791fd972 (diff)
Add comments.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@60146 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/Analysis/BasicConstraintManager.cpp')
-rw-r--r--lib/Analysis/BasicConstraintManager.cpp2
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/Analysis/BasicConstraintManager.cpp b/lib/Analysis/BasicConstraintManager.cpp
index 6f62c4ba77..7bed3931bf 100644
--- a/lib/Analysis/BasicConstraintManager.cpp
+++ b/lib/Analysis/BasicConstraintManager.cpp
@@ -448,6 +448,8 @@ bool BasicConstraintManager::isEqual(const GRState* St, SymbolID sym,
return T ? **T == V : false;
}
+/// Scan all symbols referenced by the constraints. If the symbol is not alive
+/// as marked in LSymbols, mark it as dead in DSymbols.
const GRState* BasicConstraintManager::RemoveDeadBindings(const GRState* St,
StoreManager::LiveSymbolsTy& LSymbols,
StoreManager::DeadSymbolsTy& DSymbols) {