Merge commit 'upstream/2.20'

[msp430-binutils.git] / gold / testsuite / debug_msg.sh

diff --git a/gold/testsuite/debug_msg.sh b/gold/testsuite/debug_msg.sh
new file mode 100755 (executable)
index 0000000..9a92482
--- /dev/null
+++ b/gold/testsuite/debug_msg.sh
@@ -0,0 +1,95 @@
+#!/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