gcclibs/libcpp/directives.c

1690   struct if_stack *ifs = buffer->if_stack;
1692   if (ifs == NULL)
1696       if (ifs->type == T_ELSE)
1699 	  cpp_error_with_line (pfile, CPP_DL_ERROR, ifs->line, 0,
1702       ifs->type = T_ELSE;
1705       pfile->state.skipping = ifs->skip_elses;
1706       ifs->skip_elses = true;
1709       ifs->mi_cmacro = 0;
1712       if (!ifs->was_skipping && CPP_OPTION (pfile, warn_endif_labels))
1723   struct if_stack *ifs = buffer->if_stack;
1725   if (ifs == NULL)
1729       if (ifs->type == T_ELSE)
1732 	  cpp_error_with_line (pfile, CPP_DL_ERROR, ifs->line, 0,
1735       ifs->type = T_ELIF;
1739       if (ifs->skip_elses)
1745 	  ifs->skip_elses = ! pfile->state.skipping;
1749       ifs->mi_cmacro = 0;
1758   struct if_stack *ifs = buffer->if_stack;
1760   if (ifs == NULL)
1765       if (!ifs->was_skipping && CPP_OPTION (pfile, warn_endif_labels))
1769       if (ifs->next == 0 && ifs->mi_cmacro)
1772 	  pfile->mi_cmacro = ifs->mi_cmacro;
1775       buffer->if_stack = ifs->next;
1776       pfile->state.skipping = ifs->was_skipping;
1777       obstack_free (&pfile->buffer_ob, ifs);
1789   struct if_stack *ifs;
1792   ifs = XOBNEW (&pfile->buffer_ob, struct if_stack);
1793   ifs->line = pfile->directive_line;
1794   ifs->next = buffer->if_stack;
1795   ifs->skip_elses = pfile->state.skipping || !skip;
1796   ifs->was_skipping = pfile->state.skipping;
1797   ifs->type = type;
1800     ifs->mi_cmacro = cmacro;
1802     ifs->mi_cmacro = 0;
1805   buffer->if_stack = ifs;
2206   struct if_stack *ifs;
2210   for (ifs = buffer->if_stack; ifs; ifs = ifs->next)
2211     cpp_error_with_line (pfile, CPP_DL_ERROR, ifs->line, 0,
2212 			 "unterminated #%s", dtable[ifs->type].name);