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diff src/share/vm/utilities/globalDefinitions_sparcWorks.hpp @ 2307:4a9604cd7c5f

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6878713: Verifier heap corruption, relating to backward jsrs Summary: Added overflow detection in arena Amalloc methods Reviewed-by: coleenp, phh
author kamg
date Wed, 02 Mar 2011 08:18:35 -0500
parents f95d63e2154a
children 1d1603768966
line wrap: on
line diff
--- a/src/share/vm/utilities/globalDefinitions_sparcWorks.hpp	Wed Mar 02 09:41:26 2011 +0100
+++ b/src/share/vm/utilities/globalDefinitions_sparcWorks.hpp	Wed Mar 02 08:18:35 2011 -0500
@@ -148,6 +148,17 @@
 #endif
 #endif
 
+// On solaris 8, UINTPTR_MAX is defined as empty.
+// Everywhere else it's an actual value.
+#if UINTPTR_MAX - 1 == -1
+#undef UINTPTR_MAX
+#ifdef _LP64
+#define UINTPTR_MAX UINT64_MAX
+#else
+#define UINTPTR_MAX UINT32_MAX
+#endif /* ifdef _LP64 */
+#endif
+
 // Additional Java basic types
 
 typedef unsigned char      jubyte;