types: treat signal handler array as GC root

In order to prevent a premature release of the managed ucode signal handler
callbacks, ensure to treat the containing array as GC root to mark the
function values as reachable.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

1 files changed, 1 insertions, 0 deletions

diff --git a/types.c b/types.c
index d601479..d3aae0a 100644
--- a/types.c
+++ b/types.c
@@ -2279,6 +2279,7 @@ ucv_gc_common(uc_vm_t *vm, bool final)
 		/* mark reachable objects */
 		ucv_gc_mark(vm->globals);
 		ucv_gc_mark(vm->registry);
+		ucv_gc_mark(vm->signal.handler);
 		ucv_gc_mark(vm->exception.stacktrace);
 
 		for (i = 0; i < vm->callframes.count; i++) {