diff options
| author | David Blaikie <dblaikie@gmail.com> | 2013-02-20 05:52:05 +0000 |
|---|---|---|
| committer | David Blaikie <dblaikie@gmail.com> | 2013-02-20 05:52:05 +0000 |
| commit | 5251abea41b446c26e3239c8dd6c7edea6fc335d (patch) | |
| tree | 09e0e6ebf4f25817514dc7367d988f679bddb771 /lib/StaticAnalyzer/Core/Environment.cpp | |
| parent | a905c4fd256396b589013304d9793cc199b8a0c6 (diff) | |
Replace SVal llvm::cast support to be well-defined.
See r175462 for another example/more details.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@175594 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/StaticAnalyzer/Core/Environment.cpp')
| -rw-r--r-- | lib/StaticAnalyzer/Core/Environment.cpp | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/lib/StaticAnalyzer/Core/Environment.cpp b/lib/StaticAnalyzer/Core/Environment.cpp index 2b069a04a5..481e1bfd37 100644 --- a/lib/StaticAnalyzer/Core/Environment.cpp +++ b/lib/StaticAnalyzer/Core/Environment.cpp @@ -198,10 +198,8 @@ EnvironmentManager::removeDeadBindings(Environment Env, EBMapRef = EBMapRef.add(BlkExpr, X); // If the block expr's value is a memory region, then mark that region. - if (isa<loc::MemRegionVal>(X)) { - const MemRegion *R = cast<loc::MemRegionVal>(X).getRegion(); - SymReaper.markLive(R); - } + if (llvm::Optional<loc::MemRegionVal> R = X.getAs<loc::MemRegionVal>()) + SymReaper.markLive(R->getRegion()); // Mark all symbols in the block expr's value live. RSScaner.scan(X); |