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c906108c SS |
1 | # Copyright (C) 1992, 1996, 1997 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 2 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, write to the Free Software | |
15 | # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. | |
16 | ||
17 | # Please email any bugs, comments, and/or additions to this file to: | |
18 | # bug-gdb@prep.ai.mit.edu | |
19 | ||
20 | # This file was written by Jeff Law. (law@cs.utah.edu) | |
21 | ||
22 | if $tracelevel then { | |
23 | strace $tracelevel | |
24 | } | |
25 | ||
26 | set prms_id 0 | |
27 | set bug_id 0 | |
28 | ||
29 | set testfile "recurse" | |
30 | set srcfile ${testfile}.c | |
31 | set binfile ${objdir}/${subdir}/${testfile} | |
32 | if { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug}] != "" } { | |
33 | gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail." | |
34 | } | |
35 | ||
36 | # Start with a fresh gdb. | |
37 | ||
38 | gdb_exit | |
39 | gdb_start | |
40 | gdb_reinitialize_dir $srcdir/$subdir | |
41 | gdb_load ${binfile} | |
42 | ||
43 | proc recurse_tests {} { | |
44 | ||
45 | if [runto recurse] then { | |
46 | # First we need to step over the assignment of b, so it has a known | |
47 | # value. | |
48 | gdb_test "next" "if \\(a == 1\\)" "next over b = 0 in first instance" | |
49 | gdb_test "watch b" ".*\[Ww\]atchpoint \[0-9]*: b" \ | |
50 | "set first instance watchpoint" | |
51 | ||
52 | # Continue until initial set of b. | |
53 | if [gdb_test "continue" \ | |
54 | "Continuing.*\[Ww\]atchpoint.*: b.*Old value = 0.*New value = 10.*" \ | |
55 | "continue to first instance watchpoint, first time"] then { | |
56 | gdb_suppress_tests; | |
57 | } | |
58 | ||
59 | # Continue inward for a few iterations | |
60 | gdb_test "continue" "Breakpoint.* recurse \\(a=9\\).*" \ | |
61 | "continue to recurse (a = 9)" | |
62 | gdb_test "continue" "Breakpoint.* recurse \\(a=8\\).*" \ | |
63 | "continue to recurse (a = 8)" | |
64 | gdb_test "continue" "Breakpoint.* recurse \\(a=7\\).*" \ | |
65 | "continue to recurse (a = 7)" | |
66 | gdb_test "continue" "Breakpoint.* recurse \\(a=6\\).*" \ | |
67 | "continue to recurse (a = 6)" | |
68 | gdb_test "continue" "Breakpoint.* recurse \\(a=5\\).*" \ | |
69 | "continue to recurse (a = 5)" | |
70 | ||
71 | # Put a watchpoint on another instance of b | |
72 | # First we need to step over the assignment of b, so it has a known | |
73 | # value. | |
74 | gdb_test "next" "if \\(a == 1\\)" "next over b = 0 in second instance" | |
75 | gdb_test "watch b" ".*\[Ww\]atchpoint \[0-9]*: b" \ | |
76 | "set second instance watchpoint" | |
77 | ||
78 | # Continue until initial set of b (second instance). | |
79 | if [gdb_test "continue" \ | |
80 | "Continuing.*\[Ww\]atchpoint.*: b.*Old value = 0.*New value = 5.*"\ | |
81 | "continue to second instance watchpoint, first time"] then { | |
82 | gdb_suppress_tests; | |
83 | } | |
84 | ||
85 | # Continue inward for a few iterations | |
86 | gdb_test "continue" "Breakpoint.* recurse \\(a=4\\).*" \ | |
87 | "continue to recurse (a = 4)" | |
88 | gdb_test "continue" "Breakpoint.* recurse \\(a=3\\).*" \ | |
89 | "continue to recurse (a = 3)" | |
90 | gdb_test "continue" "Breakpoint.* recurse \\(a=2\\).*" \ | |
91 | "continue to recurse (a = 2)" | |
92 | gdb_test "continue" "Breakpoint.* recurse \\(a=1\\).*" \ | |
93 | "continue to recurse (a = 1)" | |
94 | ||
95 | # Continue until second set of b (second instance). | |
96 | if [gdb_test "continue" \ | |
97 | "Continuing.*\[Ww\]atchpoint.*: b.*Old value = 5.*New value = 120.*return.*" \ | |
98 | "continue to second instance watchpoint, second time"] then { | |
99 | gdb_suppress_tests; | |
100 | } | |
101 | ||
102 | # Continue again. We should have a watchpoint go out of scope now | |
103 | if [gdb_test "continue" \ | |
104 | "Continuing.*\[Ww\]atchpoint.*deleted.*recurse \\(a=6\\) .*" \ | |
105 | "second instance watchpoint deleted when leaving scope"] then { | |
106 | gdb_suppress_tests; | |
107 | } | |
108 | ||
109 | # Continue until second set of b (first instance). | |
110 | # 24320 is allowed as the final value for b as that's the value | |
111 | # b would have on systems with 16bit integers. | |
112 | # | |
113 | # We could fix the test program to deal with this too. | |
114 | if [gdb_test "continue" \ | |
115 | "Continuing.*\[Ww\]atchpoint.*b.*Old value = 10.*New value = \(3628800|24320\).*return.*" \ | |
116 | "continue to first instance watchpoint, second time"] then { | |
117 | gdb_suppress_tests | |
118 | } | |
119 | ||
120 | # Continue again. We should have a watchpoint go out of scope now | |
121 | if [gdb_test "continue" \ | |
122 | "Continuing.*\[Ww\]atchpoint.*deleted.*main \\(\\) .*" \ | |
123 | "first instance watchpoint deleted when leaving scope"] then { | |
124 | gdb_suppress_tests; | |
125 | } | |
126 | } | |
127 | gdb_stop_suppressing_tests; | |
128 | } | |
129 | ||
130 | # Only enabled for some targets merely because it has not been tested | |
131 | # elsewhere. | |
132 | if {[istarget "sparc*-*-sunos4*"] || [istarget "hppa*-*-bsd*"] || [istarget "hppa*-*-hpux*"] || [istarget "sparclet-*-*"] || [istarget "m32r-*-elf"] || [istarget "mn10200-*-*"] || [istarget "mn10300-*-*"]} then { | |
133 | ||
134 | # Preserve the old timeout, and set a new one that should be | |
135 | # sufficient to avoid timing out during this test. | |
136 | set oldtimeout $timeout | |
137 | set timeout [expr "$timeout + 60"] | |
138 | verbose "Timeout is now $timeout seconds" 2 | |
139 | ||
140 | recurse_tests | |
141 | ||
142 | # Restore the preserved old timeout value. | |
143 | set timeout $oldtimeout | |
144 | verbose "Timeout is now $timeout seconds" 2 | |
145 | } |