77 lines
2.6 KiB
Text
77 lines
2.6 KiB
Text
# Copyright (C) 2009, 2010 Free Software Foundation, Inc.
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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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#
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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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#
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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, see <http://www.gnu.org/licenses/>.
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proc do_test {type} {
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set typenospace [string map {{ } -} $type]
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global pf_prefix
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set old_prefix $pf_prefix
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lappend pf_prefix "$typenospace:"
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if {[runto "func"]} {
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# Verify that we do not crash when using "return" from a function with
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# no debugging info. Such function has no `struct symbol'. It may
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# still have an associated `struct minimal_symbol'.
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gdb_test "return -1" \
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"Return value type not available for selected stack frame\\.\r\nPlease use an explicit cast of the value to return\\." \
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"return from function with no debug info without a cast"
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# Cast of the result to the proper width must be done explicitely.
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gdb_test "return ($type) -1" "#0 .* main \\(.*" \
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"return from function with no debug info with a cast" \
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"Make selected stack frame return now\\? \\(y or n\\) " "y"
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gdb_test "advance marker" "marker \\(.*" \
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"advance to marker"
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# And if it returned the full width of the result.
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gdb_test "print /d t" " = -1" "full width of the returned result"
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}
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set pf_prefix $old_prefix
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}
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foreach type {{signed char} {short} {int} {long} {long long}} {
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set typeesc [string map {{ } {\ }} $type]
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set typenospace [string map {{ } -} $type]
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set testfile "return-nodebug"
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set srcfile ${testfile}.c
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set srcfile1 ${testfile}1.c
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set binfile ${objdir}/${subdir}/${testfile}-${typenospace}
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set additional_flags "additional_flags=-DTYPE=$typeesc"
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}0.o" object [list debug $additional_flags]] != "" } {
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continue
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}
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# This one is compiled without debug info.
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if { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile}1.o" object [list $additional_flags]] != "" } {
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continue
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}
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if { [gdb_compile "${binfile}0.o ${binfile}1.o" "${binfile}" executable {debug}] != "" } {
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continue
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}
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gdb_exit
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gdb_start
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gdb_reinitialize_dir $srcdir/$subdir
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gdb_load ${binfile}
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do_test $type
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}
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