1 files changed, 12 insertions, 5 deletions
diff --git a/Source/JavaScriptCore/dfg/DFGCompilationMode.h b/Source/JavaScriptCore/dfg/DFGCompilationMode.h
index 1035f60bc..4c8a83915 100644
--- a/Source/JavaScriptCore/dfg/DFGCompilationMode.h
+++ b/Source/JavaScriptCore/dfg/DFGCompilationMode.h
@@ -23,8 +23,7 @@
  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 
  */
 
-#ifndef DFGCompilationMode_h
-#define DFGCompilationMode_h
+#pragma once
 
 #include <wtf/PrintStream.h>
 
@@ -37,6 +36,17 @@ enum CompilationMode {
     FTLForOSREntryMode
 };
 
+inline bool isFTL(CompilationMode mode)
+{
+    switch (mode) {
+    case FTLMode:
+    case FTLForOSREntryMode:
+        return true;
+    default:
+        return false;
+    }
+}
+
 } } // namespace JSC::DFG
 
 namespace WTF {
@@ -44,6 +54,3 @@ namespace WTF {
 void printInternal(PrintStream&, JSC::DFG::CompilationMode);
 
 } // namespace WTF
-
-#endif // DFGCompilationMode_h
-