[analyzer]Prevent infinite recursion(assume->checker:evalAssume->assume)

(Unfortunately, I do not have a good reduced test case for this.)

llvm-svn: 164541

1 files changed, 3 insertions, 1 deletions

diff --git a/clang/lib/StaticAnalyzer/Core/SimpleConstraintManager.cpp b/clang/lib/StaticAnalyzer/Core/SimpleConstraintManager.cpp
index da52a17ceff..bfd55f7dde4 100644
--- a/clang/lib/StaticAnalyzer/Core/SimpleConstraintManager.cpp
+++ b/clang/lib/StaticAnalyzer/Core/SimpleConstraintManager.cpp
@@ -115,7 +115,9 @@ ProgramStateRef SimpleConstraintManager::assume(ProgramStateRef state,
                                                NonLoc cond,
                                                bool assumption) {
   state = assumeAux(state, cond, assumption);
-  return SU.processAssume(state, cond, assumption);
+  if (NotifyAssumeClients)
+    return SU.processAssume(state, cond, assumption);
+  return state;
 }
 
 static BinaryOperator::Opcode NegateComparison(BinaryOperator::Opcode op) {