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[/] [or1k/] [trunk/] [gdb-5.3/] [gdb/] [testsuite/] [gdb.c++/] [cplusfuncs.exp] - Blame information for rev 1765

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1 1181 sfurman
# Copyright 1992, 1997, 1999, 2001, 2002 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 Fred Fish. (fnf@cygnus.com)
21
# Adapted for g++ 3.0 ABI by Michael Chastain. (chastain@redhat.com)
22
 
23
if $tracelevel then {
24
        strace $tracelevel
25
}
26
 
27
if { [skip_cplus_tests] } { continue }
28
 
29
set testfile "cplusfuncs"
30
set srcfile ${testfile}.cc
31
set binfile ${objdir}/${subdir}/${testfile}
32
 
33
if { [get_compiler_info $binfile "c++"] } {
34
    return -1
35
}
36
 
37
if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
38
     gdb_suppress_entire_file "Testcase compile failed, so all tests in this file will automatically fail."
39
}
40
 
41
#
42
# g++ changed its ABI between 2.95 and 3.0.  gdb has two demanglers
43
# for the two different styles.  The two demanglers have some subtle
44
# discrepancies in their output.
45
#
46
#   old demangler         new demangler
47
#   --- ---------         --- ---------
48
#   "operator, "          "operator,"
49
#   "char *"              "char*"
50
#   "int *"               "int*"
51
#   "long *"              "long*"
52
#   "void *"              "void*"
53
#   "foo &"               "foo&"
54
#   "unsigned int"        "unsigned"
55
#   "void"                ""
56
#
57
# I probe for the forms in use.
58
# The defaults are for the v3 demangler (as of 2001-02-13).
59
#
60
 
61
set dm_operator_comma           ","
62
set dm_type_char_star           "char*"
63
set dm_type_char_star_quoted    "char\\*"
64
set dm_type_foo_ref             "foo&"
65
set dm_type_int_star            "int*"
66
set dm_type_long_star           "long*"
67
set dm_type_unsigned_int        "unsigned"
68
set dm_type_void                ""
69
set dm_type_void_star           "void*"
70
 
71
proc probe_demangler { } {
72
    global gdb_prompt
73
    global dm_operator_comma
74
    global dm_type_char_star
75
    global dm_type_char_star_quoted
76
    global dm_type_foo_ref
77
    global dm_type_int_star
78
    global dm_type_long_star
79
    global dm_type_unsigned_int
80
    global dm_type_void
81
    global dm_type_void_star
82
 
83
    send_gdb "print &'foo::operator,(foo&)'\n"
84
    gdb_expect {
85
        -re ".*foo::operator, \\(.*foo.*&.*\\).*\r\n$gdb_prompt $" {
86
            # v2 demangler
87
            set dm_operator_comma ", "
88
            pass "detect dm_operator_comma"
89
        }
90
        -re ".*foo::operator,\\(.*foo.*&.*\\).*\r\n$gdb_prompt $" {
91
            # v3 demangler
92
            pass "detect dm_operator_comma"
93
        }
94
        -re ".*$gdb_prompt $" {
95
            fail "detect dm_operator_comma"
96
        }
97
        timeout {
98
            fail "detect dm_operator_comma"
99
        }
100
    }
101
 
102
    send_gdb "print &'dm_type_char_star'\n"
103
    gdb_expect {
104
        -re ".*dm_type_char_star\\(char \\*\\).*\r\n$gdb_prompt $" {
105
            # v2 demangler
106
            set dm_type_char_star "char *"
107
            set dm_type_char_star_quoted "char \\*"
108
            pass "detect dm_type_char_star"
109
        }
110
        -re ".*dm_type_char_star\\(char\\*\\).*\r\n$gdb_prompt $" {
111
            # v3 demangler
112
            pass "detect dm_type_char_star"
113
        }
114
        -re ".*$gdb_prompt $" {
115
            fail "detect dm_type_char_star"
116
        }
117
        timeout {
118
            fail "detect dm_type_char_star (timeout)"
119
        }
120
    }
121
 
122
    send_gdb "print &'dm_type_foo_ref'\n"
123
    gdb_expect {
124
        -re ".*dm_type_foo_ref\\(foo &\\).*\r\n$gdb_prompt $" {
125
            # v2 demangler
126
            set dm_type_foo_ref "foo &"
127
            pass "detect dm_type_foo_ref"
128
        }
129
        -re ".*dm_type_foo_ref\\(foo&\\).*\r\n$gdb_prompt $" {
130
            # v3 demangler
131
            pass "detect dm_type_foo_ref"
132
        }
133
        -re ".*$gdb_prompt $" {
134
            fail "detect dm_type_foo_ref"
135
        }
136
        timeout {
137
            fail "detect dm_type_foo_ref (timeout)"
138
        }
139
    }
140
 
141
    send_gdb "print &'dm_type_int_star'\n"
142
    gdb_expect {
143
        -re ".*dm_type_int_star\\(int \\*\\).*\r\n$gdb_prompt $" {
144
            # v2 demangler
145
            set dm_type_int_star "int *"
146
            pass "detect dm_type_int_star"
147
        }
148
        -re ".*dm_type_int_star\\(int\\*\\).*\r\n$gdb_prompt $" {
149
            # v3 demangler
150
            pass "detect dm_type_int_star"
151
        }
152
        -re ".*$gdb_prompt $" {
153
            fail "detect dm_type_int_star"
154
        }
155
        timeout {
156
            fail "detect dm_type_int_star (timeout)"
157
        }
158
    }
159
 
160
    send_gdb "print &'dm_type_long_star'\n"
161
    gdb_expect {
162
        -re ".*dm_type_long_star\\(long \\*\\).*\r\n$gdb_prompt $" {
163
            # v2 demangler
164
            set dm_type_long_star "long *"
165
            pass "detect dm_type_long_star"
166
        }
167
        -re ".*dm_type_long_star\\(long\\*\\).*\r\n$gdb_prompt $" {
168
            # v3 demangler
169
            pass "detect dm_type_long_star"
170
        }
171
        -re ".*$gdb_prompt $" {
172
            fail "detect dm_type_long_star"
173
        }
174
        timeout {
175
            fail "detect dm_type_long_star (timeout)"
176
        }
177
    }
178
 
179
    send_gdb "print &'dm_type_unsigned_int'\n"
180
    gdb_expect {
181
        -re ".*dm_type_unsigned_int\\(unsigned int\\).*\r\n$gdb_prompt $" {
182
            # v2 demangler
183
            set dm_type_unsigned_int "unsigned int"
184
            pass "detect dm_type_unsigned_int"
185
        }
186
        -re ".*dm_type_unsigned_int\\(unsigned\\).*\r\n$gdb_prompt $" {
187
            # v3 demangler
188
            pass "detect dm_type_unsigned_int"
189
        }
190
        -re ".*$gdb_prompt $" {
191
            fail "detect dm_type_unsigned_int"
192
        }
193
        timeout {
194
            fail "detect dm_unsigned int (timeout)"
195
        }
196
    }
197
 
198
    send_gdb "print &'dm_type_void'\n"
199
    gdb_expect {
200
        -re ".*dm_type_void\\(void\\).*\r\n$gdb_prompt $" {
201
            # v2 demangler
202
            set dm_type_void "void"
203
            pass "detect dm_type_void"
204
        }
205
        -re ".*dm_type_void\\(\\).*\r\n$gdb_prompt $" {
206
            # v3 demangler
207
            pass "detect dm_type_void"
208
        }
209
        -re ".*$gdb_prompt $" {
210
            fail "detect dm_type_void"
211
        }
212
        timeout {
213
            fail "detect dm_type_void (timeout)"
214
        }
215
    }
216
 
217
    send_gdb "print &'dm_type_void_star'\n"
218
    gdb_expect {
219
        -re ".*dm_type_void_star\\(void \\*\\).*\r\n$gdb_prompt $" {
220
            # v2 demangler
221
            set dm_type_void_star "void *"
222
            pass "detect dm_type_void_star"
223
        }
224
        -re ".*dm_type_void_star\\(void\\*\\).*\r\n$gdb_prompt $" {
225
            # v3 demangler
226
            pass "detect dm_type_void_star"
227
        }
228
        -re ".*$gdb_prompt $" {
229
            fail "detect dm_type_void_star"
230
        }
231
        timeout {
232
            fail "detect dm_type_void_star (timeout)"
233
        }
234
    }
235
}
236
 
237
#
238
#  Lookup a specific C++ function and print the demangled type.
239
#  This form accepts the demangled type as a regexp.
240
#
241
 
242
proc info_func_regexp { name demangled } {
243
    global gdb_prompt
244
 
245
    send_gdb "info function $name\n"
246
    gdb_expect {
247
        -re ".*File .*:\r\n(class |)$demangled\r\n.*$gdb_prompt $" {
248
            pass "info function for \"$name\""
249
        }
250
        -re ".*$gdb_prompt $" {
251
            fail "info function for \"$name\""
252
        }
253
        timeout {
254
            fail "info function for \"$name\" (timeout)"
255
        }
256
    }
257
}
258
 
259
#
260
#  Lookup a specific C++ function and print the demangled type.
261
#  This form accepts the demangled type as a literal string.
262
#
263
 
264
proc info_func { name demangled } {
265
    info_func_regexp "$name" [string_to_regexp "$demangled"]
266
}
267
 
268
#
269
# Print the address of a function.
270
# This checks that I can lookup a fully qualified C++ function.
271
# This also checks the argument types on the return string.
272
#
273
 
274
proc print_addr_2 { name good } {
275
    global gdb_prompt
276
    global hex
277
 
278
    set good_pattern [string_to_regexp $good]
279
 
280
    send_gdb "print &'$name'\n"
281
    gdb_expect {
282
        -re ".* = .* $hex <$good_pattern>\r\n$gdb_prompt $" {
283
            pass "print &'$name'"
284
        }
285
        -re ".*$gdb_prompt $" {
286
            fail "print &'$name'"
287
        }
288
        timeout {
289
            fail "print &'$name' (timeout)"
290
        }
291
    }
292
}
293
 
294
#
295
#  Simple interfaces to print_addr_2.
296
#
297
 
298
proc print_addr { name } {
299
    print_addr_2 "$name" "$name"
300
}
301
 
302
#
303
# Test name demangling for operators.
304
#
305
# The '(' at the end of each regex input pattern is so that we match only
306
# the one we are looking for.  I.E. "operator&" would match both
307
# "operator&(foo &)" and "operator&&(foo &)".
308
#
309
# gdb-gnats bug gdb/18:
310
#  "gdb can't parse "info func operator*" or "info func operator\*".
311
#  The star in "operator*" is interpreted as a regexp, but the "\*"
312
#  in  "operator\*" is not a legal operator.
313
#
314
 
315
proc test_lookup_operator_functions {} {
316
    global dm_operator_comma
317
    global dm_type_char_star
318
    global dm_type_char_star_quoted
319
    global dm_type_foo_ref
320
    global dm_type_void
321
    global dm_type_void_star
322
 
323
    # operator* requires quoting so that GDB does not treat it as a regexp.
324
    info_func "operator\\*("    "void foo::operator*($dm_type_foo_ref);"
325
    info_func "operator%("      "void foo::operator%($dm_type_foo_ref);"
326
    info_func "operator-("      "void foo::operator-($dm_type_foo_ref);"
327
    info_func "operator>>("     "void foo::operator>>($dm_type_foo_ref);"
328
    info_func "operator!=("     "void foo::operator!=($dm_type_foo_ref);"
329
    info_func "operator>("      "void foo::operator>($dm_type_foo_ref);"
330
    info_func "operator>=("     "void foo::operator>=($dm_type_foo_ref);"
331
    info_func "operator|("      "void foo::operator|($dm_type_foo_ref);"
332
    info_func "operator&&("	"void foo::operator&&($dm_type_foo_ref);"
333
    info_func "operator!("      "void foo::operator!($dm_type_void);"
334
    info_func "operator++("     "void foo::operator++(int);"
335
    info_func "operator=("      "void foo::operator=($dm_type_foo_ref);"
336
    info_func "operator+=("     "void foo::operator+=($dm_type_foo_ref);"
337
    # operator*= requires quoting so that GDB does not treat it as a regexp.
338
    info_func "operator\\*=("   "void foo::operator*=($dm_type_foo_ref);"
339
    info_func "operator%=("     "void foo::operator%=($dm_type_foo_ref);"
340
    info_func "operator>>=("    "void foo::operator>>=($dm_type_foo_ref);"
341
    info_func "operator|=("     "void foo::operator|=($dm_type_foo_ref);"
342
    info_func "operator$dm_operator_comma\("    \
343
                                "void foo::operator$dm_operator_comma\($dm_type_foo_ref);"
344
    info_func "operator/("      "void foo::operator/($dm_type_foo_ref);"
345
    info_func "operator+("      "void foo::operator+($dm_type_foo_ref);"
346
    info_func "operator<<("     "void foo::operator<<($dm_type_foo_ref);"
347
    info_func "operator==("     "void foo::operator==($dm_type_foo_ref);"
348
    info_func "operator<("      "void foo::operator<($dm_type_foo_ref);"
349
    info_func "operator<=("     "void foo::operator<=($dm_type_foo_ref);"
350
    info_func "operator&("	"void foo::operator&($dm_type_foo_ref);"
351
    info_func "operator^("      "void foo::operator^($dm_type_foo_ref);"
352
    info_func "operator||("     "void foo::operator||($dm_type_foo_ref);"
353
    info_func "operator~("      "void foo::operator~($dm_type_void);"
354
    info_func "operator--("     "void foo::operator--(int);"
355
    info_func "operator->("     "foo *foo::operator->($dm_type_void);"
356
    info_func "operator-=("     "void foo::operator-=($dm_type_foo_ref);"
357
    info_func "operator/=("     "void foo::operator/=($dm_type_foo_ref);"
358
    info_func "operator<<=("    "void foo::operator<<=($dm_type_foo_ref);"
359
    info_func "operator&=("	"void foo::operator&=($dm_type_foo_ref);"
360
    info_func "operator^=("     "void foo::operator^=($dm_type_foo_ref);"
361
    # operator->* requires quoting so that GDB does not treat it as a regexp.
362
    info_func "operator->\\*("  "void foo::operator->*($dm_type_foo_ref);"
363
 
364
    # operator[] needs double backslashes, so that a single backslash
365
    # will be sent to GDB, preventing the square brackets from being
366
    # evaluated as a regular expression.
367
    info_func "operator\\\[\\\](" "void foo::operator\[\]($dm_type_foo_ref);"
368
 
369
    # These are gnarly because they might end with 'static'.
370
    set dm_type_void_star_regexp [string_to_regexp $dm_type_void_star]
371
    info_func_regexp "operator new("     "void \\*foo::operator new\\(.*\\)(| static);"
372
    info_func_regexp "operator delete("  "void foo::operator delete\\($dm_type_void_star_regexp\\)(| static);"
373
 
374
    info_func "operator int("   "int foo::operator int($dm_type_void);"
375
    info_func "operator()("     "void foo::operator()($dm_type_foo_ref);"
376
    info_func "operator $dm_type_char_star_quoted\(" \
377
                                "char *foo::operator $dm_type_char_star\($dm_type_void);"
378
 
379
}
380
 
381
 
382
proc test_paddr_operator_functions {} {
383
    global hex
384
    global hp_aCC_compiler
385
    global dm_operator_comma
386
    global dm_type_char_star
387
    global dm_type_foo_ref
388
    global dm_type_long_star
389
    global dm_type_unsigned_int
390
    global dm_type_void
391
    global dm_type_void_star
392
 
393
    print_addr "foo::operator*($dm_type_foo_ref)"
394
    print_addr "foo::operator%($dm_type_foo_ref)"
395
    print_addr "foo::operator-($dm_type_foo_ref)"
396
    print_addr "foo::operator>>($dm_type_foo_ref)"
397
    print_addr "foo::operator!=($dm_type_foo_ref)"
398
    print_addr "foo::operator>($dm_type_foo_ref)"
399
    print_addr "foo::operator>=($dm_type_foo_ref)"
400
    print_addr "foo::operator|($dm_type_foo_ref)"
401
    print_addr "foo::operator&&($dm_type_foo_ref)"
402
    print_addr "foo::operator!($dm_type_void)"
403
    print_addr "foo::operator++(int)"
404
    print_addr "foo::operator=($dm_type_foo_ref)"
405
    print_addr "foo::operator+=($dm_type_foo_ref)"
406
    print_addr "foo::operator*=($dm_type_foo_ref)"
407
    print_addr "foo::operator%=($dm_type_foo_ref)"
408
    print_addr "foo::operator>>=($dm_type_foo_ref)"
409
    print_addr "foo::operator|=($dm_type_foo_ref)"
410
    print_addr "foo::operator$dm_operator_comma\($dm_type_foo_ref)"
411
    print_addr "foo::operator/($dm_type_foo_ref)"
412
    print_addr "foo::operator+($dm_type_foo_ref)"
413
    print_addr "foo::operator<<($dm_type_foo_ref)"
414
    print_addr "foo::operator==($dm_type_foo_ref)"
415
    print_addr "foo::operator<($dm_type_foo_ref)"
416
    print_addr "foo::operator<=($dm_type_foo_ref)"
417
    print_addr "foo::operator&($dm_type_foo_ref)"
418
    print_addr "foo::operator^($dm_type_foo_ref)"
419
    print_addr "foo::operator||($dm_type_foo_ref)"
420
    print_addr "foo::operator~($dm_type_void)"
421
    print_addr "foo::operator--(int)"
422
    print_addr "foo::operator->($dm_type_void)"
423
    print_addr "foo::operator-=($dm_type_foo_ref)"
424
    print_addr "foo::operator/=($dm_type_foo_ref)"
425
    print_addr "foo::operator<<=($dm_type_foo_ref)"
426
    print_addr "foo::operator&=($dm_type_foo_ref)"
427
    print_addr "foo::operator^=($dm_type_foo_ref)"
428
    print_addr "foo::operator->*($dm_type_foo_ref)"
429
    print_addr "foo::operator\[\]($dm_type_foo_ref)"
430
    print_addr "foo::operator()($dm_type_foo_ref)"
431
 
432
    gdb_test "print &'foo::operator new'" \
433
        " = .* $hex "
434
    if { !$hp_aCC_compiler } {
435
        print_addr "foo::operator delete($dm_type_void_star)"
436
    } else {
437
        gdb_test "print &'foo::operator delete($dm_type_void_star) static'" \
438
            " = .*(0x\[0-9a-f\]+|) "
439
    }
440
 
441
    print_addr "foo::operator int($dm_type_void)"
442
    print_addr "foo::operator $dm_type_char_star\($dm_type_void)"
443
}
444
 
445
#
446
# Test overloaded functions (1 arg).
447
#
448
 
449
proc test_paddr_overloaded_functions {} {
450
    global dm_type_unsigned_int
451
    global dm_type_void
452
 
453
    print_addr "overload1arg($dm_type_void)"
454
    print_addr "overload1arg(char)"
455
    print_addr "overload1arg(signed char)"
456
    print_addr "overload1arg(unsigned char)"
457
    print_addr "overload1arg(short)"
458
    print_addr "overload1arg(unsigned short)"
459
    print_addr "overload1arg(int)"
460
    print_addr "overload1arg($dm_type_unsigned_int)"
461
    print_addr "overload1arg(long)"
462
    print_addr "overload1arg(unsigned long)"
463
    print_addr "overload1arg(float)"
464
    print_addr "overload1arg(double)"
465
 
466
    print_addr "overloadargs(int)"
467
    print_addr "overloadargs(int, int)"
468
    print_addr "overloadargs(int, int, int)"
469
    print_addr "overloadargs(int, int, int, int)"
470
    print_addr "overloadargs(int, int, int, int, int)"
471
    print_addr "overloadargs(int, int, int, int, int, int)"
472
    print_addr "overloadargs(int, int, int, int, int, int, int)"
473
    print_addr "overloadargs(int, int, int, int, int, int, int, int)"
474
    print_addr "overloadargs(int, int, int, int, int, int, int, int, int)"
475
    print_addr "overloadargs(int, int, int, int, int, int, int, int, int, int)"
476
    print_addr "overloadargs(int, int, int, int, int, int, int, int, int, int, int)"
477
}
478
 
479
proc test_paddr_hairy_functions {} {
480
    global gdb_prompt
481
    global hex
482
    global dm_type_char_star
483
    global dm_type_int_star
484
    global dm_type_long_star
485
 
486
    print_addr_2 "hairyfunc1" "hairyfunc1(int)"
487
    print_addr_2 "hairyfunc2" "hairyfunc2(int (*)($dm_type_char_star))"
488
    print_addr_2 "hairyfunc3" "hairyfunc3(int (*)(short (*)($dm_type_long_star)))"
489
    print_addr_2 "hairyfunc4" "hairyfunc4(int (*)(short (*)($dm_type_char_star)))"
490
 
491
    # gdb-gnats bug gdb/19:
492
    # "gdb v3 demangler fails on hairyfunc5 hairyfunc6 hairyfunc7"
493
    print_addr_2 "hairyfunc5" "hairyfunc5(int (*(*)($dm_type_char_star))(long))"
494
    print_addr_2 "hairyfunc6" "hairyfunc6(int (*(*)($dm_type_int_star))(long))"
495
    print_addr_2 "hairyfunc7" "hairyfunc7(int (*(*)(int (*)($dm_type_char_star)))(long))"
496
}
497
 
498
proc do_tests {} {
499
    global prms_id
500
    global bug_id
501
    global subdir
502
    global objdir
503
    global srcdir
504
    global binfile
505
    global gdb_prompt
506
 
507
    set prms_id 0
508
    set bug_id 0
509
 
510
    # Start with a fresh gdb.
511
 
512
    gdb_exit
513
    gdb_start
514
    gdb_reinitialize_dir $srcdir/$subdir
515
    gdb_load $binfile
516
 
517
    send_gdb "set language c++\n"
518
    gdb_expect -re "$gdb_prompt $"
519
    send_gdb "set width 0\n"
520
    gdb_expect -re "$gdb_prompt $"
521
 
522
    # Get the debug format for the compiled test case.  If that
523
    # format is DWARF 1 then just skip all the tests since none of
524
    # them will pass.
525
 
526
    if [ runto_main] then {
527
        get_debug_format
528
        if [ setup_xfail_format "DWARF 1" ] then {
529
            fail "C++ tests skipped due to limited C++ support in DWARF 1 debug format"
530
            return
531
        }
532
        clear_xfail "*-*-*"
533
    }
534
 
535
    probe_demangler
536
    test_paddr_overloaded_functions
537
    test_paddr_operator_functions
538
    test_paddr_hairy_functions
539
    test_lookup_operator_functions
540
}
541
 
542
do_tests

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