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61ff14c6 JK |
1 | # Copyright (C) 2009 Free Software Foundation, Inc. |
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 | ||
16 | proc do_test {type} { | |
17 | set typenospace [string map {{ } -} $type] | |
18 | ||
19 | global pf_prefix | |
20 | set old_prefix $pf_prefix | |
21 | lappend pf_prefix "$typenospace:" | |
22 | ||
23 | if {[runto "func"]} { | |
24 | # Verify that we do not crash when using "return" from a function with | |
25 | # no debugging info. Such function has no `struct symbol'. It may | |
26 | # still have an associated `struct minimal_symbol'. | |
27 | ||
28 | gdb_test "return -1" \ | |
29 | "Return value type not available for selected stack frame\\.\r\nPlease use an explicit cast of the value to return\\." \ | |
30 | "return from function with no debug info without a cast" | |
31 | ||
32 | # Cast of the result to the proper width must be done explicitely. | |
33 | gdb_test "return ($type) -1" "#0 .* main \\(.*" \ | |
34 | "return from function with no debug info with a cast" \ | |
35 | "Make selected stack frame return now\\? \\(y or n\\) " "y" | |
36 | ||
51272cf2 PA |
37 | gdb_test "advance marker" "marker \\(.*" \ |
38 | "advance to marker" | |
39 | ||
61ff14c6 | 40 | # And if it returned the full width of the result. |
51272cf2 | 41 | gdb_test "print /d t" " = -1" "full width of the returned result" |
61ff14c6 JK |
42 | } |
43 | ||
44 | set pf_prefix $old_prefix | |
45 | } | |
46 | ||
51272cf2 | 47 | foreach type {{signed char} {short} {int} {long} {long long}} { |
61ff14c6 JK |
48 | set typeesc [string map {{ } {\ }} $type] |
49 | set typenospace [string map {{ } -} $type] | |
50 | ||
51272cf2 PA |
51 | set testfile "return-nodebug" |
52 | set srcfile ${testfile}.c | |
53 | set srcfile1 ${testfile}1.c | |
54 | set binfile ${objdir}/${subdir}/${testfile}-${typenospace} | |
55 | ||
56 | set additional_flags "additional_flags=-DTYPE=$typeesc" | |
57 | ||
58 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}0.o" object [list debug $additional_flags]] != "" } { | |
59 | continue | |
60 | } | |
61 | ||
62 | # This one is compiled without debug info. | |
63 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile1}" "${binfile}1.o" object [list $additional_flags]] != "" } { | |
64 | continue | |
65 | } | |
66 | ||
67 | if { [gdb_compile "${binfile}0.o ${binfile}1.o" "${binfile}" executable {debug}] != "" } { | |
68 | continue | |
61ff14c6 | 69 | } |
51272cf2 PA |
70 | |
71 | gdb_exit | |
72 | gdb_start | |
73 | gdb_reinitialize_dir $srcdir/$subdir | |
74 | gdb_load ${binfile} | |
75 | ||
76 | do_test $type | |
61ff14c6 | 77 | } |