From 23beb594568e25a65eb4f3d03f246f7f7ba79b84 Mon Sep 17 00:00:00 2001 From: nobu Date: Tue, 19 Dec 2017 02:41:37 +0000 Subject: [PATCH] compile.c: pop splat result * compile.c (compile_array): pop splat result without creating a new hash if the whole hash is popped. [ruby-core:84340] [Bug #14201] From: Nobuyoshi Nakada git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@61331 b2dd03c8-39d4-4d8f-98ff-823fe69b080e --- compile.c | 18 +++++++++++------- 1 file changed, 11 insertions(+), 7 deletions(-) diff --git a/compile.c b/compile.c index addf3be596..574a589dc8 100644 --- a/compile.c +++ b/compile.c @@ -3648,11 +3648,18 @@ compile_array(rb_iseq_t *iseq, LINK_ANCHOR *const ret, const NODE *const node_ro } if (kw) { VALUE nhash = (i > 0 || !first) ? INT2FIX(2) : INT2FIX(1); - ADD_INSN1(ret, line, putspecialobject, INT2FIX(VM_SPECIAL_OBJECT_VMCORE)); - if (i > 0 || !first) ADD_INSN(ret, line, swap); + if (!popped) { + ADD_INSN1(ret, line, putspecialobject, INT2FIX(VM_SPECIAL_OBJECT_VMCORE)); + if (i > 0 || !first) ADD_INSN(ret, line, swap); + } COMPILE(ret, "keyword splat", kw); - ADD_SEND(ret, line, id_core_hash_merge_kwd, nhash); - if (nhash == INT2FIX(1)) ADD_SEND(ret, line, rb_intern("dup"), INT2FIX(0)); + if (popped) { + ADD_INSN(ret, line, pop); + } + else { + ADD_SEND(ret, line, id_core_hash_merge_kwd, nhash); + if (nhash == INT2FIX(1)) ADD_SEND(ret, line, rb_intern("dup"), INT2FIX(0)); + } } first = 0; break; @@ -3660,9 +3667,6 @@ compile_array(rb_iseq_t *iseq, LINK_ANCHOR *const ret, const NODE *const node_ro APPEND_LIST(ret, anchor); break; } - if (popped) { - ADD_INSN(ret, line, pop); - } } else { /* popped */