GC Problems...

Tue Sep 7 18:12:00 GMT 2004

Simon Levitt wrote:
>I've tried without much success to find any similar problems to this in the 
>list archives.
>>Recently I've been invovled in a project to use GCJ as a backend for an 
>implementation for a COM object. 
>>The primary development environment is under MinGW/MSYS (Using the latest 
>stable versions + newest binutils) on Win2000.
>>We've been having a number of problems with the garbage collection, most of 
>which have been resolved by compiling a recent version (version: 3.5.0 
>20040824 experimental) of GCC with USE_GLOBAL_ALLOC defined. (The used 
>gc_config.h file is attached). I'm only compiling the static libraries.
>>The problem exists in both the COM environment we're running under, and the 
>simple test case application I'm attaching here, there appears to be a memory 
>leak.
>>There is a known leak with thread creation on win32. I'm not sure if it 
applies to JvAttachCurrentThread(), but its possible. See 
http://gcc.gnu.org/PR14751
I heard Mohan was testing a fix for this, but I'm not sure what the 
status is now. I suggest attaching the thread just once instead of 
continuously attaching and detaching it.
Regards
Bryce