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fixing obscure, extremely rare double- free() bug in clone_current_exception_msvc.cpp

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[SVN r65228]
This commit is contained in:
Emil Dotchevski
2010-09-04 00:43:24 +00:00
parent d637e8efc7
commit 976e89a137
1 changed files with 3 additions and 1 deletions
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4
src/clone_current_exception_msvc.cpp
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@ -157,10 +157,10 @@ namespace
assert(src!=0); assert(src!=0);
cpp_type_info const & ti=get_cpp_type_info(et); cpp_type_info const & ti=get_cpp_type_info(et);
if( void * dst = malloc(ti.size) ) if( void * dst = malloc(ti.size) )
{
try try
{ {
copy_msvc_exception(dst,src,ti); copy_msvc_exception(dst,src,ti);
return boost::shared_ptr<void>(dst,exception_object_deleter(et));
} }
catch( catch(
... ) ... )
@ -168,6 +168,8 @@ namespace
free(dst); free(dst);
throw; throw;
} }
return boost::shared_ptr<void>(dst,exception_object_deleter(et));
}
else else
throw std::bad_alloc(); throw std::bad_alloc();
} }