#1443: Segfaults possibly caused by pool compaction bug
----------------------+-----------------------------------------------------
Reporter: jonathan | Owner:
Type: bug | Status: new
Priority: major | Milestone:
Component: GC | Version: trunk
Severity: high | Keywords:
Lang: | Patch:
Platform: all |
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Changes (by bacek):
* version: 1.9.0 => trunk
Comment:
Next patch will **wallpaper** problem:
{{{
ba...@icering:~/src/parrot.master$ git diff
diff --git a/src/gc/alloc_resources.c b/src/gc/alloc_resources.c
index 9366c90..9d75013 100644
--- a/src/gc/alloc_resources.c
+++ b/src/gc/alloc_resources.c
@@ -452,7 +452,7 @@ compact_pool(PARROT_INTERP,
* Moving the life bit into the buffer thus also solves this
* problem easily.
*/
- total_size += cur_block->size - cur_block->free;
+ total_size += cur_block->size; /* - cur_block->free */;
cur_block = cur_block->prev;
}
}
}}}
Main problem - we are using more memory than allocated (for strings). I
suspect pmc_freeze/allocate_buffer_storage. But I can be totally wrong.
--
Bacek
--
Ticket URL: <https://trac.parrot.org/parrot/ticket/1443#comment:5>
Parrot <https://trac.parrot.org/parrot/>
Parrot Development
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