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author | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-03-18 11:29:35 +0000 |
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committer | nobu <nobu@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2017-03-18 11:29:35 +0000 |
commit | 7768312c1da6a021ffb72529e55b960aa9335923 (patch) | |
tree | 5330bba119b93749a3ec7116493e8a7303d1e8e7 /vm.c | |
parent | 655aa318dba6f94fb16a105d9951f5241a72a742 (diff) | |
download | ruby-7768312c1da6a021ffb72529e55b960aa9335923.tar.gz |
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.c')
-rw-r--r-- | vm.c | 2 |
1 files changed, 2 insertions, 0 deletions
@@ -998,12 +998,14 @@ invoke_iseq_block_from_c(rb_thread_t *th, const struct rb_captured_block *captur th->passed_bmethod_me = NULL; CHECK_VM_STACK_OVERFLOW(cfp, argc); + cfp->sp = sp + i; for (i=0; i<argc; i++) { sp[i] = argv[i]; } opt_pc = vm_yield_setup_args(th, iseq, argc, sp, passed_block_handler, (type == VM_FRAME_MAGIC_LAMBDA ? (splattable ? arg_setup_lambda : arg_setup_method) : arg_setup_block)); + cfp->sp = sp; if (me == NULL) { return invoke_block(th, iseq, self, captured, cref, type, opt_pc); |