| # Copyright 2008 Free Software Foundation, Inc. |
| |
| # 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, see <http://www.gnu.org/licenses/>. |
| |
| # Minimal DWARF-2 unit test |
| |
| # This test can only be run on targets which support DWARF-2 and use gas. |
| # For now pick a sampling of likely targets. |
| if {![istarget *-*-linux*] |
| && ![istarget *-*-gnu*] |
| && ![istarget *-*-elf*] |
| && ![istarget *-*-openbsd*] |
| && ![istarget arm-*-eabi*] |
| && ![istarget powerpc-*-eabi*]} { |
| return 0 |
| } |
| |
| if {![istarget "i?86-*-*"]} then { |
| return 0 |
| } |
| |
| set testfile "dw2-ref-missing-frame" |
| set srcfile ${testfile}.S |
| set binfile ${objdir}/${subdir}/${testfile} |
| |
| # First try referencing DW_AT_frame_base which is not defined. |
| if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable [list {additional_flags=-DNO_FRAME_BASE}]] != "" } { |
| return -1 |
| } |
| |
| gdb_exit |
| gdb_start |
| gdb_reinitialize_dir $srcdir/$subdir |
| gdb_load ${binfile} |
| runto_main |
| |
| gdb_test "p var" {Could not find the frame base for "main".} |
| |
| # And now try referencing DW_AT_frame_base defined using a self-reference |
| # (DW_OP_fbreg). |
| if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {}] != "" } { |
| return -1 |
| } |
| |
| gdb_exit |
| gdb_start |
| gdb_reinitialize_dir $srcdir/$subdir |
| gdb_load ${binfile} |
| runto_main |
| |
| gdb_test "p var" "DWARF-2 expression error: Loop detected .*" |