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-rw-r--r--vm_backtrace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/vm_backtrace.c b/vm_backtrace.c
index c3c8d0488c..9dcb76de1e 100644
--- a/vm_backtrace.c
+++ b/vm_backtrace.c
@@ -938,7 +938,7 @@ rb_debug_inspector_open(rb_debug_inspector_func_t func, void *data)
rb_debug_inspector_t dbg_context;
rb_thread_t *th = GET_THREAD();
int state;
- VALUE result;
+ volatile VALUE UNINITIALIZED_VAR(result);
dbg_context.th = th;
dbg_context.cfp = dbg_context.th->cfp;