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compile.c: suppress a warning

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* compile.c (iseq_peephole_optimize): initialize dniobj first, to
  suppress a false warning by gcc 8.1.0.

git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@63383 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
This commit is contained in:
nobu 2018-05-09 17:17:06 +00:00
parent 179bc1b814
commit 5afd479de6
1 changed files with 2 additions and 1 deletions
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3
compile.c
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@ -2675,7 +2675,8 @@ iseq_peephole_optimize(rb_iseq_t *iseq, LINK_ELEMENT *list, const int do_tailcal
remove_unreachable_chunk(iseq, iobj->link.next);
goto again;
}
else if (IS_INSN_ID(diobj, leave) ? !(dniobj = 0) :
else if (dniobj = 0,
IS_INSN_ID(diobj, leave) ||
(diobj->operand_size == 0 &&
(dniobj = (INSN *)get_next_insn(diobj)) != 0 &&
(IS_INSN_ID(dniobj, leave) || (dniobj = 0)))) {