diff options
author | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2021-04-04 23:36:51 +0000 |
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committer | usa <usa@b2dd03c8-39d4-4d8f-98ff-823fe69b080e> | 2021-04-04 23:36:51 +0000 |
commit | 8bfee861356c8402f11e6979bf57e25c18dd2a12 (patch) | |
tree | d08ac457babe19c158ae7a39514f01e5707cf545 /compile.c | |
parent | c08edc4eeffa3590b6853b882ce211bb6bca5f8d (diff) |
merge revision(s) ce7a053475cbebfb2f3e5ed6614e0ba631541917,1cbb1f1720127b0b34b38c77e27b51b182008699: [Backport #16695]
Adjust sp for `x = false; y = (return until x unless x)` [Bug #16695]
test/ruby/test_syntax.rb: avoid "warning: assigned but unused
variable"
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_6@67925 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Diffstat (limited to 'compile.c')
-rw-r--r-- | compile.c | 8 |
1 files changed, 3 insertions, 5 deletions
@@ -2742,7 +2742,6 @@ iseq_peephole_optimize(rb_iseq_t *iseq, LINK_ELEMENT *list, const int do_tailcal goto again; } else if (IS_INSN_ID(diobj, leave)) { - INSN *pop; /* * jump LABEL * ... @@ -2750,7 +2749,6 @@ iseq_peephole_optimize(rb_iseq_t *iseq, LINK_ELEMENT *list, const int do_tailcal * leave * => * leave - * pop * ... * LABEL: * leave @@ -2760,9 +2758,6 @@ iseq_peephole_optimize(rb_iseq_t *iseq, LINK_ELEMENT *list, const int do_tailcal iobj->insn_id = BIN(leave); iobj->operand_size = 0; iobj->insn_info = diobj->insn_info; - /* adjust stack depth */ - pop = new_insn_body(iseq, diobj->insn_info.line_no, BIN(pop), 0); - ELEM_INSERT_NEXT(&iobj->link, &pop->link); goto again; } else if (IS_INSN(iobj->link.prev) && @@ -5059,6 +5054,9 @@ compile_if(rb_iseq_t *iseq, LINK_ANCHOR *const ret, const NODE *const node, int branches); end_label = NEW_LABEL(line); ADD_INSNL(then_seq, line, jump, end_label); + if (!popped) { + ADD_INSN(then_seq, line, pop); + } } ADD_SEQ(ret, then_seq); } |