Author: Armin Rigo <[email protected]>
Branch:
Changeset: r76728:36bfec91449e
Date: 2015-04-06 18:39 +0200
http://bitbucket.org/pypy/pypy/changeset/36bfec91449e/
Log: Meh, see comment.
diff --git a/rpython/memory/gctransform/shadowstack.py
b/rpython/memory/gctransform/shadowstack.py
--- a/rpython/memory/gctransform/shadowstack.py
+++ b/rpython/memory/gctransform/shadowstack.py
@@ -464,6 +464,13 @@
def customtrace(gc, obj, callback, arg):
obj = llmemory.cast_adr_to_ptr(obj, SHADOWSTACKREFPTR)
+ index = obj.fsindex
+ if index > 0:
+ # Haaaaaaack: fullstack_cache[] is just an integer, so it
+ # doesn't follow the SHADOWSTACKREF when it moves. But we
+ # know this customtrace() will be called just after the
+ # move. So we fix the fullstack_cache[] now... :-/
+ fullstack_cache[index] = lltype.cast_ptr_to_int(obj)
addr = obj.top
start = obj.base
while addr != start:
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