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$NetBSD: patch-vm__eval.c,v 1.1 2015/11/20 14:31:59 joerg Exp $
--- vm_eval.c.orig 2015-11-16 14:55:47.000000000 +0000
+++ vm_eval.c
@@ -1062,7 +1062,7 @@ rb_iterate(VALUE (* it_proc) (VALUE), VA
int state;
volatile VALUE retval = Qnil;
NODE *node = NEW_IFUNC(bl_proc, data2);
- rb_thread_t *th = GET_THREAD();
+ rb_thread_t * volatile th = GET_THREAD();
rb_control_frame_t *volatile cfp = th->cfp;
node->nd_aid = rb_frame_this_func();
@@ -1190,7 +1190,7 @@ eval_string_with_cref(VALUE self, VALUE
int state;
VALUE result = Qundef;
VALUE envval;
- rb_thread_t *th = GET_THREAD();
+ rb_thread_t *volatile th = GET_THREAD();
rb_env_t *env = NULL;
rb_block_t block, *base_block;
volatile int parse_in_eval;
@@ -1843,8 +1843,8 @@ rb_catch_protect(VALUE t, rb_block_call_
{
int state;
volatile VALUE val = Qnil; /* OK */
- rb_thread_t *th = GET_THREAD();
- rb_control_frame_t *saved_cfp = th->cfp;
+ rb_thread_t * volatile th = GET_THREAD();
+ rb_control_frame_t * volatile saved_cfp = th->cfp;
volatile VALUE tag = t;
TH_PUSH_TAG(th);
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