зеркало из https://github.com/github/ruby.git
* compile.c (iseq_compile_each): "a[*b] += 1" dumps core.
a patch from Yusuke ENDOH <mame AT tsg.ne.jp>. [ruby-dev:32354] * bootstraptest/test_syntax.rb: add a test for above. git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@14032 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
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ko1
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@ -1,3 +1,10 @@
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Tue Nov 27 15:40:05 2007 Koichi Sasada <ko1@atdot.net>
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* compile.c (iseq_compile_each): "a[*b] += 1" dumps core.
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a patch from Yusuke ENDOH <mame AT tsg.ne.jp>. [ruby-dev:32354]
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* bootstraptest/test_syntax.rb: add a test for above.
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Tue Nov 27 12:47:23 2007 Koichi Sasada <ko1@atdot.net>
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* compile.c, insns.def: change return value of "defined?"
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@ -608,3 +608,7 @@ assert_equal '3', %q{
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p(1, (redo; 2))
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end)
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}
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assert_equal '1', %q{
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a = [0]
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a[*a]+=1
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}
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169
compile.c
169
compile.c
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@ -3299,41 +3299,46 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
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ID2SYM(node->nd_vid));
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break;
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}
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case NODE_OP_ASGN1:{
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DECL_ANCHOR(args);
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int argc;
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ID id = node->nd_mid;
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case NODE_OP_ASGN1: {
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DECL_ANCHOR(args);
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VALUE argc;
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unsigned long flag = 0;
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ID id = node->nd_mid;
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/*
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* a[x] (op)= y
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*
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* eval a # a
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* eval x # a x
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* dupn 2 # a x a x
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* send :[] # a x a[x]
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* eval y # a x a[x] y
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* send op # a x a[x]+y
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* send []= # ret
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*/
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/*
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* a[x] (op)= y
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*
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* eval a # a
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* eval x # a x
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* dupn 2 # a x a x
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* send :[] # a x a[x]
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* eval y # a x a[x] y
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* send op # a x a[x]+y
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* send []= # ret
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*/
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/*
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* nd_recv[nd_args->nd_body] (nd_mid)= nd_args->nd_head;
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* NODE_OP_ASGN nd_recv
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* nd_args->nd_head
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* nd_args->nd_body
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* nd_mid
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*/
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/*
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* nd_recv[nd_args->nd_body] (nd_mid)= nd_args->nd_head;
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* NODE_OP_ASGN nd_recv
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* nd_args->nd_head
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* nd_args->nd_body
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* nd_mid
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*/
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INIT_ANCHOR(args);
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COMPILE(ret, "NODE_OP_ASGN1 recv", node->nd_recv);
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argc = compile_array(iseq, args, node->nd_args->nd_body, Qfalse);
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POP_ELEMENT(args);
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ADD_SEQ(ret, args);
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ADD_INSN1(ret, nd_line(node), dupn, INT2FIX(argc+1));
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ADD_SEND(ret, nd_line(node), ID2SYM(idAREF), INT2FIX(argc));
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COMPILE(ret, "NODE_OP_ASGN1 recv", node->nd_recv);
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if (nd_type(node->nd_args->nd_body) != NODE_ZARRAY) {
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INIT_ANCHOR(args);
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argc = setup_args(iseq, args, node->nd_args->nd_body, &flag);
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ADD_SEQ(ret, args);
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}
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else {
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argc = FIX2INT(0);
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}
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ADD_INSN1(ret, nd_line(node), dupn, INT2FIX(FIX2INT(argc)+1));
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ADD_SEND_R(ret, nd_line(node), ID2SYM(idAREF), argc, Qfalse, LONG2FIX(flag));
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if (id == 0 || id == 1) {
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/* 0: or, 1: and
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if (id == 0 || id == 1) {
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/* 0: or, 1: and
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a[x] ||= y
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unless/if a[x]
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@ -3341,53 +3346,67 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
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else
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nil
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end
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*/
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LABEL *label = NEW_LABEL(nd_line(node));
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LABEL *lfin = NEW_LABEL(nd_line(node));
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*/
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LABEL *label = NEW_LABEL(nd_line(node));
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LABEL *lfin = NEW_LABEL(nd_line(node));
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if (id == 0) {
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/* or */
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ADD_INSN(ret, nd_line(node), dup);
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ADD_INSNL(ret, nd_line(node), branchif, label);
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ADD_INSN(ret, nd_line(node), pop);
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}
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else {
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/* and */
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ADD_INSNL(ret, nd_line(node), branchunless, label);
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}
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if (id == 0) {
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/* or */
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ADD_INSN(ret, nd_line(node), dup);
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ADD_INSNL(ret, nd_line(node), branchif, label);
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ADD_INSN(ret, nd_line(node), pop);
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}
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else {
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/* and */
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ADD_INSNL(ret, nd_line(node), branchunless, label);
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}
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COMPILE(ret, "NODE_OP_ASGN1 args->head: ",
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node->nd_args->nd_head);
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ADD_SEND(ret, nd_line(node), ID2SYM(idASET),
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INT2FIX(argc + 1));
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ADD_INSNL(ret, nd_line(node), jump, lfin);
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ADD_LABEL(ret, label);
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if (id == 0) { /* or */
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ADD_INSN(ret, nd_line(node), swap);
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ADD_INSN(ret, nd_line(node), pop);
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ADD_INSN(ret, nd_line(node), swap);
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ADD_INSN(ret, nd_line(node), pop);
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}
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else if (id == 1) { /* and */
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ADD_INSN(ret, nd_line(node), pop);
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ADD_INSN(ret, nd_line(node), pop);
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ADD_INSN(ret, nd_line(node), putnil);
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}
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ADD_LABEL(ret, lfin);
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}
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else {
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COMPILE(ret, "NODE_OP_ASGN1 args->head: ",
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node->nd_args->nd_head);
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ADD_SEND(ret, nd_line(node), ID2SYM(id), INT2FIX(1));
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ADD_SEND(ret, nd_line(node), ID2SYM(idASET),
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INT2FIX(argc + 1));
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}
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COMPILE(ret, "NODE_OP_ASGN1 args->head: ", node->nd_args->nd_head);
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if (flag & VM_CALL_ARGS_SPLAT_BIT) {
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ADD_INSN1(ret, nd_line(node), newarray, INT2FIX(1));
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ADD_INSN(ret, nd_line(node), concatarray);
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ADD_SEND_R(ret, nd_line(node), ID2SYM(idASET),
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argc, Qfalse, LONG2FIX(flag));
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}
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else {
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ADD_SEND_R(ret, nd_line(node), ID2SYM(idASET),
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INT2FIX(FIX2INT(argc) + 1), Qfalse, LONG2FIX(flag));
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}
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ADD_INSNL(ret, nd_line(node), jump, lfin);
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ADD_LABEL(ret, label);
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if (id == 0) { /* or */
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ADD_INSN(ret, nd_line(node), swap);
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ADD_INSN(ret, nd_line(node), pop);
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ADD_INSN(ret, nd_line(node), swap);
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ADD_INSN(ret, nd_line(node), pop);
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}
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else if (id == 1) { /* and */
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ADD_INSN(ret, nd_line(node), pop);
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ADD_INSN(ret, nd_line(node), pop);
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ADD_INSN(ret, nd_line(node), putnil);
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}
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ADD_LABEL(ret, lfin);
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}
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else {
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COMPILE(ret, "NODE_OP_ASGN1 args->head: ", node->nd_args->nd_head);
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ADD_SEND(ret, nd_line(node), ID2SYM(id), INT2FIX(1));
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if (flag & VM_CALL_ARGS_SPLAT_BIT) {
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ADD_INSN1(ret, nd_line(node), newarray, INT2FIX(1));
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ADD_INSN(ret, nd_line(node), concatarray);
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ADD_SEND_R(ret, nd_line(node), ID2SYM(idASET),
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argc, Qfalse, LONG2FIX(flag));
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}
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else {
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ADD_SEND_R(ret, nd_line(node), ID2SYM(idASET),
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INT2FIX(FIX2INT(argc) + 1), Qfalse, LONG2FIX(flag));
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}
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}
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if (poped) {
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ADD_INSN(ret, nd_line(node), pop);
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}
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if (poped) {
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ADD_INSN(ret, nd_line(node), pop);
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}
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break;
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break;
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}
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case NODE_OP_ASGN2:{
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ID atype = node->nd_next->nd_mid;
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@ -3663,7 +3682,7 @@ iseq_compile_each(rb_iseq_t *iseq, LINK_ANCHOR *ret, NODE * node, int poped)
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for (j=0; j<post_len; j++) {
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int idx = liseq->local_size - (post_start + j);
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ADD_INSN1(args, nd_line(node), getlocal, INT2FIX(idx));
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}
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}
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ADD_INSN1(args, nd_line(node), newarray, INT2FIX(j));
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ADD_INSN (args, nd_line(node), concatarray);
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/* argc is setteled at above */
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