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Re: [patch libstdc++]: Fix LLP64 pointer-size issues for cxxabi, eh_alloc, and hash_bytes

From: Paolo Carlini <paolo dot carlini at oracle dot com>
To: Kai Tietz <ktietz70 at googlemail dot com>
Cc: GCC Patches <gcc-patches at gcc dot gnu dot org>, libstdc++ <libstdc++ at gcc dot gnu dot org>
Date: Fri, 21 Dec 2012 10:13:07 +0100
Subject: Re: [patch libstdc++]: Fix LLP64 pointer-size issues for cxxabi, eh_alloc, and hash_bytes
References: <CAEwic4ZULebuGWNVcL0TpW34eDr9UzpQfCMyGOCbko7sGaqVSg@mail.gmail.com>

Hi,

On 12/21/2012 08:59 AM, Kai Tietz wrote:

Index: libsupc++/cxxabi.h
===================================================================
--- libsupc++/cxxabi.h	(Revision 194655)
+++ libsupc++/cxxabi.h	(Arbeitskopie)
@@ -356,7 +356,7 @@ namespace __cxxabiv1
    {
    public:
      const __class_type_info* 	__base_type;  // Base class type.
-    long 			__offset_flags;  // Offset and info.
+    intptr_t 			__offset_flags;  // Offset and info.

I don't think this is a safe change, in the sense that intptr_t is in general only available on targets providing the C99 stdint.h.

Paolo.

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  - From: Kai Tietz

References:
- [patch libstdc++]: Fix LLP64 pointer-size issues for cxxabi, eh_alloc, and hash_bytes
  - From: Kai Tietz

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