Author: Armin Rigo <[email protected]>
Branch:
Changeset: r73357:a54f4f1af1fc
Date: 2014-09-07 09:25 +0200
http://bitbucket.org/pypy/pypy/changeset/a54f4f1af1fc/
Log: Add a check
diff --git a/rpython/memory/gctransform/asmgcroot.py
b/rpython/memory/gctransform/asmgcroot.py
--- a/rpython/memory/gctransform/asmgcroot.py
+++ b/rpython/memory/gctransform/asmgcroot.py
@@ -517,6 +517,8 @@
"anywhere I know, bug in asmgcc")
# fish the depth
extra_stack_depth = (ebp_in_caller + STACK_DEPTH_OFS).signed[0]
+ ll_assert((extra_stack_depth & (rffi.sizeof(lltype.Signed) - 1))
+ == 0, "asmgcc: misaligned extra_stack_depth")
extra_stack_depth //= rffi.sizeof(lltype.Signed)
self._shape_decompressor.setjitframe(extra_stack_depth)
return
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