| #!/bin/sh |
| |
| # debug_msg.sh -- a test case for printing debug info for missing symbols. |
| |
| # Copyright 2006, 2007, 2008 Free Software Foundation, Inc. |
| # Written by Ian Lance Taylor <iant@google.com>. |
| |
| # This file is part of gold. |
| |
| # This program is free software; you can redistribute it and/or modify |
| # it under the terms of the GNU General Public License as published by |
| # the Free Software Foundation; either version 3 of the License, or |
| # (at your option) any later version. |
| |
| # This program is distributed in the hope that it will be useful, |
| # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| # GNU General Public License for more details. |
| |
| # You should have received a copy of the GNU General Public License |
| # along with this program; if not, write to the Free Software |
| # Foundation, Inc., 51 Franklin Street - Fifth Floor, Boston, |
| # MA 02110-1301, USA. |
| |
| # This file goes with debug_msg.cc, a C++ source file constructed to |
| # have undefined references. We compile that file with debug |
| # information and then try to link it, and make sure the proper errors |
| # are displayed. The errors will be found in debug_msg.err. |
| |
| check() |
| { |
| if ! grep -q "$2" "$1" |
| then |
| echo "Did not find expected error in $1:" |
| echo " $2" |
| echo "" |
| echo "Actual error output below:" |
| cat "$1" |
| exit 1 |
| fi |
| } |
| |
| check_missing() |
| { |
| if grep -q "$2" "$1" |
| then |
| echo "Found unexpected error in $1:" |
| echo " $2" |
| echo "" |
| echo "Actual error output below:" |
| cat "$1" |
| exit 1 |
| fi |
| } |
| |
| # We don't know how the compiler might order these variables, so we |
| # can't test for the actual offset from .data, hence the regexp. |
| check debug_msg.err "debug_msg.o: in function fn_array:debug_msg.cc(.data+0x[0-9a-fA-F]*): error: undefined reference to 'undef_fn1()'" |
| check debug_msg.err "debug_msg.o: in function fn_array:debug_msg.cc(.data+0x[0-9a-fA-F]*): error: undefined reference to 'undef_fn2()'" |
| check debug_msg.err "debug_msg.o: in function badref1:debug_msg.cc(.data+0x[0-9a-fA-F]*): error: undefined reference to 'undef_int'" |
| |
| # These tests check only for the source file's file name (not the complete |
| # path) because use of -fdebug-prefix-map may change the path to the source |
| # file recorded in the objects. |
| check debug_msg.err "debug_msg.o: in function Base::virtfn():.*/debug_msg.cc:50: error: undefined reference to 'undef_fn1()'" |
| check debug_msg.err "debug_msg.o: in function Derived::virtfn():.*/debug_msg.cc:55: error: undefined reference to 'undef_fn2()'" |
| check debug_msg.err "debug_msg.o: in function int testfn<int>(int):.*/debug_msg.cc:43: error: undefined reference to 'undef_fn1()'" |
| check debug_msg.err "debug_msg.o: in function int testfn<int>(int):.*/debug_msg.cc:44: error: undefined reference to 'undef_fn2()'" |
| check debug_msg.err "debug_msg.o: in function int testfn<int>(int):.*/debug_msg.cc:45: error: undefined reference to 'undef_int'" |
| check debug_msg.err "debug_msg.o: in function int testfn<double>(double):.*/debug_msg.cc:43: error: undefined reference to 'undef_fn1()'" |
| check debug_msg.err "debug_msg.o: in function int testfn<double>(double):.*/debug_msg.cc:44: error: undefined reference to 'undef_fn2()'" |
| check debug_msg.err "debug_msg.o: in function int testfn<double>(double):.*/debug_msg.cc:45: error: undefined reference to 'undef_int'" |
| |
| # Check we detected the ODR (One Definition Rule) violation. |
| check debug_msg.err ": symbol 'Ordering::operator()(int, int)' defined in multiple places (possible ODR violation):" |
| check debug_msg.err "odr_violation1.cc:5" |
| check debug_msg.err "odr_violation2.cc:5" |
| |
| # When linking together .so's, we don't catch the line numbers, but we |
| # still find all the undefined variables, and the ODR violation. |
| check debug_msg_so.err "debug_msg.so: error: undefined reference to 'undef_fn1()'" |
| check debug_msg_so.err "debug_msg.so: error: undefined reference to 'undef_fn2()'" |
| check debug_msg_so.err "debug_msg.so: error: undefined reference to 'undef_int'" |
| check debug_msg_so.err ": symbol 'Ordering::operator()(int, int)' defined in multiple places (possible ODR violation):" |
| check debug_msg_so.err "odr_violation1.cc:5" |
| check debug_msg_so.err "odr_violation2.cc:5" |
| |
| # These messages shouldn't need any debug info to detect: |
| check debug_msg_ndebug.err "debug_msg_ndebug.so: error: undefined reference to 'undef_fn1()'" |
| check debug_msg_ndebug.err "debug_msg_ndebug.so: error: undefined reference to 'undef_fn2()'" |
| check debug_msg_ndebug.err "debug_msg_ndebug.so: error: undefined reference to 'undef_int'" |
| # However, we shouldn't detect or declare any ODR violation |
| check_missing debug_msg_ndebug.err "(possible ODR violation)" |
| |
| exit 0 |