changeset 6003:6b207d038106

8033566: [parfait] warning from b128 for hotspot/src/share/vm/runtime/frame.cpp: JNI primitive type mismatch Summary: added an assert for checking the return value is <= max_jint Reviewed-by: coleenp, minqi
author ccheung
date Mon, 24 Mar 2014 10:48:44 -0700
parents f2294a37e723
children a7d4d4655766
files src/share/vm/runtime/frame.cpp
diffstat 1 files changed, 7 insertions(+), 4 deletions(-) [+]
line wrap: on
line diff
--- a/src/share/vm/runtime/frame.cpp	Thu Mar 20 14:25:22 2014 -0700
+++ b/src/share/vm/runtime/frame.cpp	Mon Mar 24 10:48:44 2014 -0700
@@ -531,13 +531,16 @@
   // Number of elements on the interpreter expression stack
   // Callers should span by stackElementWords
   int element_size = Interpreter::stackElementWords;
+  size_t stack_size = 0;
   if (frame::interpreter_frame_expression_stack_direction() < 0) {
-    return (interpreter_frame_expression_stack() -
-            interpreter_frame_tos_address() + 1)/element_size;
+    stack_size = (interpreter_frame_expression_stack() -
+                  interpreter_frame_tos_address() + 1)/element_size;
   } else {
-    return (interpreter_frame_tos_address() -
-            interpreter_frame_expression_stack() + 1)/element_size;
+    stack_size = (interpreter_frame_tos_address() -
+                  interpreter_frame_expression_stack() + 1)/element_size;
   }
+  assert( stack_size <= (size_t)max_jint, "stack size too big");
+  return ((jint)stack_size);
 }