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4c38e0a4 | 1 | # Copyright 2008, 2009, 2010 Free Software Foundation, Inc. |
86ae69ef JK |
2 | |
3 | # This program is free software; you can redistribute it and/or modify | |
4 | # it under the terms of the GNU General Public License as published by | |
5 | # the Free Software Foundation; either version 3 of the License, or | |
6 | # (at your option) any later version. | |
7 | # | |
8 | # This program is distributed in the hope that it will be useful, | |
9 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
10 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
11 | # GNU General Public License for more details. | |
12 | # | |
13 | # You should have received a copy of the GNU General Public License | |
14 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
15 | ||
86ae69ef JK |
16 | # This test can only be run on targets which support DWARF-2 and use gas. |
17 | # For now pick a sampling of likely targets. | |
18 | if {![istarget *-*-linux*] | |
19 | && ![istarget *-*-gnu*] | |
20 | && ![istarget *-*-elf*] | |
21 | && ![istarget *-*-openbsd*] | |
22 | && ![istarget arm-*-eabi*] | |
23 | && ![istarget powerpc-*-eabi*]} { | |
24 | return 0 | |
25 | } | |
26 | ||
86ae69ef | 27 | set testfile "dw2-ref-missing-frame" |
5868a632 JK |
28 | set srcsfile ${testfile}.S |
29 | set objsfile ${objdir}/${subdir}/${testfile}.o | |
30 | set srcfuncfile ${testfile}-func.c | |
31 | set objfuncfile ${objdir}/${subdir}/${testfile}-func.o | |
32 | set srcmainfile ${testfile}-main.c | |
33 | set objmainfile ${objdir}/${subdir}/${testfile}-main.o | |
34 | set executable ${testfile} | |
35 | set binfile ${objdir}/${subdir}/${executable} | |
86ae69ef | 36 | |
5868a632 JK |
37 | if { [gdb_compile "${srcdir}/${subdir}/${srcsfile}" $objsfile object {}] != "" |
38 | || [gdb_compile "${srcdir}/${subdir}/${srcfuncfile}" $objfuncfile object {}] != "" | |
39 | || [gdb_compile "${srcdir}/${subdir}/${srcmainfile}" $objmainfile object {debug}] != "" | |
40 | || [gdb_compile "$objsfile $objfuncfile $objmainfile" $binfile executable {}] != "" } { | |
86ae69ef JK |
41 | return -1 |
42 | } | |
43 | ||
5868a632 JK |
44 | clean_restart $executable |
45 | ||
46 | # First try referencing DW_AT_frame_base which is not defined. | |
47 | if [runto func_nofb] { | |
48 | gdb_test "p func_nofb_var" {Could not find the frame base for "func_nofb".} "func_nofb print" | |
49 | gdb_test "bt full" " in main .* main_var = 1" "func_nofb backtrace" | |
af76db58 | 50 | } |
86ae69ef | 51 | |
5868a632 JK |
52 | # GDB could have crashed. |
53 | clean_restart $executable | |
54 | ||
86ae69ef JK |
55 | # And now try referencing DW_AT_frame_base defined using a self-reference |
56 | # (DW_OP_fbreg). | |
5868a632 JK |
57 | if [runto func_loopfb] { |
58 | gdb_test "p func_loopfb_var" "DWARF-2 expression error: Loop detected .*" "func_loopfb print" | |
59 | gdb_test "bt full" " in main .* main_var = 1" "func_loopfb backtrace" | |
af76db58 | 60 | } |