[asan] add a run-time flag detect_container_overflow=true/false

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@206756 91177308-0d34-0410-b5e6-96231b3b80d8

diff --git a/lib/Transforms/Instrumentation/AddressSanitizer.cpp b/lib/Transforms/Instrumentation/AddressSanitizer.cpp
index 5cd34b0..3dd3b89 100644 (file)
--- a/lib/Transforms/Instrumentation/AddressSanitizer.cpp
+++ b/lib/Transforms/Instrumentation/AddressSanitizer.cpp
@@ -155,7 +155,7 @@ static cl::opt<int> ClInstrumentationWithCallsThreshold(
        cl::desc("If the function being instrumented contains more than "
                 "this number of memory accesses, use callbacks instead of "
                 "inline checks (-1 means never use callbacks)."),
-       cl::Hidden, cl::init(-1));
+       cl::Hidden, cl::init(10000));
 static cl::opt<std::string> ClMemoryAccessCallbackPrefix(
        "asan-memory-access-callback-prefix",
        cl::desc("Prefix for memory access callbacks"), cl::Hidden,