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authornobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-03-18 11:29:35 +0000
committernobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e>2017-03-18 11:29:35 +0000
commit7768312c1da6a021ffb72529e55b960aa9335923 (patch)
tree5330bba119b93749a3ec7116493e8a7303d1e8e7 /vm_insnhelper.c
parent655aa318dba6f94fb16a105d9951f5241a72a742 (diff)
vm.c: guard arguments [EXPERIMENTAL]
* vm.c (invoke_iseq_block_from_c): guard arguments on stack, not to be clobbered during splatting. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@58012 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'vm_insnhelper.c')
-rw-r--r--vm_insnhelper.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/vm_insnhelper.c b/vm_insnhelper.c
index a991e59562..695567ff21 100644
--- a/vm_insnhelper.c
+++ b/vm_insnhelper.c
@@ -2506,7 +2506,11 @@ vm_callee_setup_block_arg_arg0_check(VALUE *argv)
{
VALUE ary, arg0 = argv[0];
ary = rb_check_array_type(arg0);
+#if 0
argv[0] = arg0;
+#else
+ VM_ASSERT(argv[0] == arg0);
+#endif
return ary;
}