From 8c5e7c59ff802c7eb93d3c8accfef01be8fde07a Mon Sep 17 00:00:00 2001 From: nobu Date: Thu, 20 Jul 2017 02:43:45 +0000 Subject: [PATCH] compile.c: restore stack at return * compile.c (iseq_compile_each0): restore the stack depth after return to the previous depth, to fix the stack depth at returning from rescue iseq. [ruby-core:82108] [Bug #13755] git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@59374 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- compile.c | 3 +++ test/ruby/test_syntax.rb | 1 + 2 files changed, 4 insertions(+) diff --git a/compile.c b/compile.c index 231fab6a77..991337fa91 100644 --- a/compile.c +++ b/compile.c @@ -5653,9 +5653,12 @@ iseq_compile_each0(rb_iseq_t *iseq, LINK_ANCHOR *const ret, NODE *node, int popp enum iseq_type parent_type; if (type == ISEQ_TYPE_TOP || type == ISEQ_TYPE_MAIN) { + LABEL *splabel = NEW_LABEL(line); + ADD_LABEL(ret, splabel); ADD_ADJUST(ret, line, 0); ADD_INSN(ret, line, putnil); ADD_INSN(ret, line, leave); + ADD_ADJUST_RESTORE(ret, splabel); } else if ((type == ISEQ_TYPE_RESCUE || type == ISEQ_TYPE_ENSURE) && parent_iseq && diff --git a/test/ruby/test_syntax.rb b/test/ruby/test_syntax.rb index c4d3d553be..5f0a236619 100644 --- a/test/ruby/test_syntax.rb +++ b/test/ruby/test_syntax.rb @@ -986,6 +986,7 @@ eom raise((return; "should not raise")) begin raise; ensure return; end; self begin raise; ensure return; end and self + nil&defined?0--begin e=no_method_error(); return; 0;end end; all_assertions(feature4840) do |a| code.each_line do |s|