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diff src/share/vm/opto/macro.cpp @ 306:af945ba2e739

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6741738: TypePtr::add_offset() set incorrect offset when the add overflows Summary: Set offset to OffsetBot when the add overflows in TypePtr::add_offset() Reviewed-by: jrose, never
author kvn
date Wed, 27 Aug 2008 14:47:32 -0700
parents b0fe4deeb9fb
children f8199438385b
line wrap: on
line diff
--- a/src/share/vm/opto/macro.cpp	Wed Aug 27 09:15:46 2008 -0700
+++ b/src/share/vm/opto/macro.cpp	Wed Aug 27 14:47:32 2008 -0700
@@ -594,7 +594,7 @@
 
     // Scan object's fields adding an input to the safepoint for each field.
     for (int j = 0; j < nfields; j++) {
-      int offset;
+      intptr_t offset;
       ciField* field = NULL;
       if (iklass != NULL) {
         field = iklass->nonstatic_field_at(j);
@@ -602,7 +602,7 @@
         elem_type = field->type();
         basic_elem_type = field->layout_type();
       } else {
-        offset = array_base + j * element_size;
+        offset = array_base + j * (intptr_t)element_size;
       }
 
       const Type *field_type;