tree ee84b16cae61bf7dd56c64f729c95a3c2cfcd97c
parent de3cf139fb17c01ff6121e7997e4063f4e3bd55b
author tom <tom@a5019735-40e9-0310-863c-91ae7b9d1cf9> 1131634962 +0000
committer tom <tom@a5019735-40e9-0310-863c-91ae7b9d1cf9> 1131634962 +0000

Call VG_(unknown_SP_update) each time we switch to a new thread. This
ensures that current_stack is switched to the new thread's stack so
that we don't ignore the next stack update and hence fail to mark
memory that should be valid as valid.


git-svn-id: svn://svn.valgrind.org/valgrind/trunk@5070 a5019735-40e9-0310-863c-91ae7b9d1cf9