From 3a6cdeda89280ade714f158830acee88fb36306d Mon Sep 17 00:00:00 2001 From: Yuta Saito Date: Sat, 5 Nov 2022 16:10:35 +0000 Subject: [wasm] Scan machine stack based on `ec->machine.stack_{start,end}` fiber machine stack is placed outside of C stack allocated by wasm-ld, so highest stack address recorded by `rb_wasm_record_stack_base` is invalid when running on non-main fiber. Therefore, we should scan `stack_{start,end}` which always point a valid stack range in any context. --- wasm/machine.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'wasm/machine.c') diff --git a/wasm/machine.c b/wasm/machine.c index 238041f93e..2ca8462502 100644 --- a/wasm/machine.c +++ b/wasm/machine.c @@ -49,10 +49,10 @@ rb_wasm_record_stack_base(void) return 0; } -void -_rb_wasm_scan_stack(rb_wasm_scan_func scan, void *current) +void * +rb_wasm_stack_get_base(void) { - scan(current, rb_wasm_stack_base); + return rb_wasm_stack_base; } void * -- cgit v1.2.1