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fix xform-related bug triggered by making atomic timeout place-local

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This commit is contained in:
Matthew Flatt 2011-11-22 05:49:12 -07:00
parent 6784007206
commit cc1b7bb8b4
1 changed files with 6 additions and 1 deletions
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7
src/racket/src/thread.c
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@ -4342,6 +4342,7 @@ static void call_on_atomic_timeout(int must)
Scheme_Kill_Action_Func private_on_kill;
void *private_kill_data;
void **private_kill_next;
Scheme_On_Atomic_Timeout_Proc oat;
/* Save any state that has to do with the thread blocking or
sleeping, in case on_atomic_timeout() runs Racket code. */
@ -4364,7 +4365,11 @@ static void call_on_atomic_timeout(int must)
p->block_check = NULL;
p->block_needs_wakeup = NULL;
on_atomic_timeout(must);
/* When on_atomic_timeout is thread-local, need a
local variable so that the function call isn't
obscured to xform: */
oat = on_atomic_timeout;
oat(must);
p->running = running;
p->sleep_end = sleep_end;