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rt: Delete the entire stack chain on task destruction

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Unwinding through __morestack on 64-bit Linux seems to be no big deal, and
all we have to do is free the stacks to make unwinding work with split stacks.
This commit is contained in:
Brian Anderson 2011-11-29 22:22:49 -08:00
parent 766e29c0e1
commit 06f4cb43f6
2 changed files with 6 additions and 2 deletions
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5
src/rt/rust_task.cpp
View File

@ -178,7 +178,10 @@ rust_task::~rust_task()
I(sched, ref_count == 0); // ||
// (ref_count == 1 && this == sched->root_task));
del_stk(this, stk);
// Delete all the stacks. There may be more than one if the task failed
while (stk != NULL) {
del_stk(this, stk);
}
}
struct spawn_args {

3
src/test/run-fail/morestack1.rs
View File

@ -1,5 +1,6 @@
// xfail-test
// compile-flags:--stack-growth
// error-pattern:explicit failure
fn getbig(i: int) {
if i != 0 {
getbig(i - 1);
@ -9,5 +10,5 @@ fn getbig(i: int) {
}
fn main() {
getbig(10000000);
getbig(100000);
}