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move an interrupt point.

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`args_ptr` can be corrupted by interrupt handlers.
Pointed by nagachika <https://ruby-trunk-changes.hatenablog.com/entry/ruby_trunk_changes_20191204>.
This commit is contained in:
Koichi Sasada 2019-12-05 15:01:37 +09:00
parent b40bb27e35
commit ee57920008
1 changed files with 1 additions and 1 deletions
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2
thread.c
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@ -681,6 +681,7 @@ thread_do_start(rb_thread_t *th)
th->ec->root_svar = Qfalse;
EXEC_EVENT_HOOK(th->ec, RUBY_EVENT_THREAD_BEGIN, th->self, 0, 0, 0, Qundef);
vm_check_ints_blocking(th->ec);
if (args_len < 8) {
/* free proc.args if the length is enough small */
@ -693,7 +694,6 @@ thread_do_start(rb_thread_t *th)
}
rb_adjust_argv_kw_splat(&args_len, &args_ptr, &kw_splat);
vm_check_ints_blocking(th->ec);
th->value = rb_vm_invoke_proc(th->ec, proc,
args_len, args_ptr,
kw_splat, VM_BLOCK_HANDLER_NONE);