Index: src/runtime/runtime-debug.cc |
diff --git a/src/runtime/runtime-debug.cc b/src/runtime/runtime-debug.cc |
index 8cfb2134dc3f361e87d00bff12cf4c3585fcf6d4..64285622ebaf14552b1de570e6bee069f5604d29 100644 |
--- a/src/runtime/runtime-debug.cc |
+++ b/src/runtime/runtime-debug.cc |
@@ -1931,5 +1931,16 @@ RUNTIME_FUNCTION(Runtime_DebugCollectCoverage) { |
return *factory->NewJSArrayWithElements(scripts_array, FAST_ELEMENTS); |
} |
+RUNTIME_FUNCTION(Runtime_DebugTogglePreciseCoverage) { |
+ SealHandleScope shs(isolate); |
+ CONVERT_BOOLEAN_ARG_CHECKED(enable, 0); |
+ if (enable) { |
+ Coverage::EnablePrecise(isolate); |
+ } else { |
+ Coverage::DisablePrecise(isolate); |
+ } |
+ return isolate->heap()->undefined_value(); |
+} |
+ |
} // namespace internal |
} // namespace v8 |