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name that needs sorting, set the must_sort flag for the output section. (Layout::make_output_section): If the name of the output section indicates that it might require sorting, set the may_sort flag. * output.h (Output_section::may_sort_attached_input_sections): New function. (Output_section::set_may_sort_attached_input_sections): New function. (Output_section::must_sort_attached_input_sections): New function. (Output_section::set_must_sort_attached_input_sections): New function. (class Output_section): Declare Input_section_sort_entry. Define Input_section_sort_compare. Declare sort_attached_input_sections. Add new fields: may_sort_attached_input_sections_, must_sort_attached_input_sections_, attached_input_sections_are_sorted_. * output.cc (Output_section::Output_section): Initialize new fields. (Output_section::add_input_section): Add an entry to input_sections_ if may_sort or must_sort are true. (Output_section::set_final_data_size): Call sort_attached_input_sections if necessary. (Output_section::Input_section_sort_entry): Define new class. (Output_section::Input_section_sort_compare::operator()): New function. (Output_section::sort_attached_input_sections): New function. * configure.ac: Check whether the compiler supports constructor priorities. Define a CONSTRUCTOR_PRIORITY automake conditional. * testsuite/initpri1.c: New file. * testsuite/Makefile.am (check_PROGRAMS): Add initpri1 if CONSTRUCTOR_PRIORITY. (initpri1_SOURCES, initpri1_DEPENDENCIES): New variables. (initpri1_LDFLAGS): New variable. * configure, Makefile.in, testsuite/Makefile.in: Rebuild.
88 lines
1.9 KiB
C
88 lines
1.9 KiB
C
/* initpri1.c -- test constructor priorities.
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Copyright 2007, 2008 Free Software Foundation, Inc.
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Copied from the gcc testsuite, where the test was contributed by
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Mark Mitchell <mark@codesourcery.com>.
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This file is part of gold.
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston,
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MA 02110-1301, USA.
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This is a test of a common symbol in the main program and a
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versioned symbol in a shared library. The common symbol in the
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main program should override the shared library symbol. */
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#include <stdlib.h>
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int i;
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int j;
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void c1() __attribute__((constructor (500)));
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void c2() __attribute__((constructor (700)));
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void c3() __attribute__((constructor (600)));
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void c1() {
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if (i++ != 0)
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abort ();
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}
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void c2() {
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if (i++ != 2)
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abort ();
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}
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void c3() {
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if (i++ != 1)
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abort ();
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}
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void d1() __attribute__((destructor (500)));
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void d2() __attribute__((destructor (700)));
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void d3() __attribute__((destructor (600)));
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void d1() {
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if (--i != 0)
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abort ();
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}
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void d2() {
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if (--i != 2)
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abort ();
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}
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void d3() {
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if (j != 2)
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abort ();
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if (--i != 1)
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abort ();
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}
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void cd4() __attribute__((constructor (800), destructor (800)));
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void cd4() {
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if (i != 3)
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abort ();
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++j;
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}
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int main () {
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if (i != 3)
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return 1;
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if (j != 1)
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abort ();
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return 0;
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}
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