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[/] [or1k/] [trunk/] [insight/] [gdb/] [testsuite/] [gdb.c++/] [cplusfuncs.exp] - Blame information for rev 578

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1 578 markom 
# Copyright (C) 1992, 1997, 1999, 2001 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_foo_ref             "foo&"
64 
set dm_type_int_star            "int*"
65 
set dm_type_long_star           "long*"
66 
set dm_type_unsigned_int        "unsigned"
67 
set dm_type_void                ""
68 
set dm_type_void_star           "void*"
69 
 
70 
proc probe_demangler { } {
71 
    global gdb_prompt
72 
    global dm_operator_comma
73 
    global dm_type_char_star
74 
    global dm_type_foo_ref
75 
    global dm_type_int_star
76 
    global dm_type_long_star
77 
    global dm_type_unsigned_int
78 
    global dm_type_void
79 
    global dm_type_void_star
80 
 
81 
    send_gdb "print &'foo::operator,(foo&)'\n"
82 
    gdb_expect {
83 
        -re ".*foo::operator, \\(.*foo.*&.*\\).*\r\n$gdb_prompt $" {
84 
            # v2 demangler
85 
            set dm_operator_comma ", "
86 
            pass "detect dm_operator_comma"
87 
        }
88 
        -re ".*foo::operator,\\(.*foo.*&.*\\).*\r\n$gdb_prompt $" {
89 
            # v3 demangler
90 
            pass "detect dm_operator_comma"
91 
        }
92 
        -re ".*$gdb_prompt $" {
93 
            fail "detect dm_operator_comma"
94 
        }
95 
        timeout {
96 
            fail "detect dm_operator_comma"
97 
        }
98 
    }
99 
 
100 
    send_gdb "print &'dm_type_char_star'\n"
101 
    gdb_expect {
102 
        -re ".*dm_type_char_star\\(char \\*\\).*\r\n$gdb_prompt $" {
103 
            # v2 demangler
104 
            set dm_type_char_star "char *"
105 
            pass "detect dm_type_char_star"
106 
        }
107 
        -re ".*dm_type_char_star\\(char\\*\\).*\r\n$gdb_prompt $" {
108 
            # v3 demangler
109 
            pass "detect dm_type_char_star"
110 
        }
111 
        -re ".*$gdb_prompt $" {
112 
            fail "detect dm_type_char_star"
113 
        }
114 
        timeout {
115 
            fail "detect dm_type_char_star (timeout)"
116 
        }
117 
    }
118 
 
119 
    send_gdb "print &'dm_type_foo_ref'\n"
120 
    gdb_expect {
121 
        -re ".*dm_type_foo_ref\\(foo &\\).*\r\n$gdb_prompt $" {
122 
            # v2 demangler
123 
            set dm_type_foo_ref "foo &"
124 
            pass "detect dm_type_foo_ref"
125 
        }
126 
        -re ".*dm_type_foo_ref\\(foo&\\).*\r\n$gdb_prompt $" {
127 
            # v3 demangler
128 
            pass "detect dm_type_foo_ref"
129 
        }
130 
        -re ".*$gdb_prompt $" {
131 
            fail "detect dm_type_foo_ref"
132 
        }
133 
        timeout {
134 
            fail "detect dm_type_foo_ref (timeout)"
135 
        }
136 
    }
137 
 
138 
    send_gdb "print &'dm_type_int_star'\n"
139 
    gdb_expect {
140 
        -re ".*dm_type_int_star\\(int \\*\\).*\r\n$gdb_prompt $" {
141 
            # v2 demangler
142 
            set dm_type_int_star "int *"
143 
            pass "detect dm_type_int_star"
144 
        }
145 
        -re ".*dm_type_int_star\\(int\\*\\).*\r\n$gdb_prompt $" {
146 
            # v3 demangler
147 
            pass "detect dm_type_int_star"
148 
        }
149 
        -re ".*$gdb_prompt $" {
150 
            fail "detect dm_type_int_star"
151 
        }
152 
        timeout {
153 
            fail "detect dm_type_int_star (timeout)"
154 
        }
155 
    }
156 
 
157 
    send_gdb "print &'dm_type_long_star'\n"
158 
    gdb_expect {
159 
        -re ".*dm_type_long_star\\(long \\*\\).*\r\n$gdb_prompt $" {
160 
            # v2 demangler
161 
            set dm_type_long_star "long *"
162 
            pass "detect dm_type_long_star"
163 
        }
164 
        -re ".*dm_type_long_star\\(long\\*\\).*\r\n$gdb_prompt $" {
165 
            # v3 demangler
166 
            pass "detect dm_type_long_star"
167 
        }
168 
        -re ".*$gdb_prompt $" {
169 
            fail "detect dm_type_long_star"
170 
        }
171 
        timeout {
172 
            fail "detect dm_type_long_star (timeout)"
173 
        }
174 
    }
175 
 
176 
    send_gdb "print &'dm_type_unsigned_int'\n"
177 
    gdb_expect {
178 
        -re ".*dm_type_unsigned_int\\(unsigned int\\).*\r\n$gdb_prompt $" {
179 
            # v2 demangler
180 
            set dm_type_unsigned_int "unsigned int"
181 
            pass "detect dm_type_unsigned_int"
182 
        }
183 
        -re ".*dm_type_unsigned_int\\(unsigned\\).*\r\n$gdb_prompt $" {
184 
            # v3 demangler
185 
            pass "detect dm_type_unsigned_int"
186 
        }
187 
        -re ".*$gdb_prompt $" {
188 
            fail "detect dm_type_unsigned_int"
189 
        }
190 
        timeout {
191 
            fail "detect dm_unsigned int (timeout)"
192 
        }
193 
    }
194 
 
195 
    send_gdb "print &'dm_type_void'\n"
196 
    gdb_expect {
197 
        -re ".*dm_type_void\\(void\\).*\r\n$gdb_prompt $" {
198 
            # v2 demangler
199 
            set dm_type_void "void"
200 
            pass "detect dm_type_void"
201 
        }
202 
        -re ".*dm_type_void\\(\\).*\r\n$gdb_prompt $" {
203 
            # v3 demangler
204 
            pass "detect dm_type_void"
205 
        }
206 
        -re ".*$gdb_prompt $" {
207 
            fail "detect dm_type_void"
208 
        }
209 
        timeout {
210 
            fail "detect dm_type_void (timeout)"
211 
        }
212 
    }
213 
 
214 
    send_gdb "print &'dm_type_void_star'\n"
215 
    gdb_expect {
216 
        -re ".*dm_type_void_star\\(void \\*\\).*\r\n$gdb_prompt $" {
217 
            # v2 demangler
218 
            set dm_type_void_star "void *"
219 
            pass "detect dm_type_void_star"
220 
        }
221 
        -re ".*dm_type_void_star\\(void\\*\\).*\r\n$gdb_prompt $" {
222 
            # v3 demangler
223 
            pass "detect dm_type_void_star"
224 
        }
225 
        -re ".*$gdb_prompt $" {
226 
            fail "detect dm_type_void_star"
227 
        }
228 
        timeout {
229 
            fail "detect dm_type_void_star (timeout)"
230 
        }
231 
    }
232 
}
233 
 
234 
#
235 
#  Lookup a specific C++ function and print the demangled type.
236 
#  This form accepts the demangled type as a regexp.
237 
#
238 
 
239 
proc info_func_regexp { name demangled } {
240 
    global gdb_prompt
241 
 
242 
    send_gdb "info function $name\n"
243 
    gdb_expect {
244 
        -re ".*File .*:\r\n(class |)$demangled\r\n.*$gdb_prompt $" {
245 
            pass "info function for \"$name\""
246 
        }
247 
        -re ".*$gdb_prompt $" {
248 
            fail "info function for \"$name\""
249 
        }
250 
        timeout {
251 
            fail "info function for \"$name\" (timeout)"
252 
        }
253 
    }
254 
}
255 
 
256 
#
257 
#  Lookup a specific C++ function and print the demangled type.
258 
#  This form accepts the demangled type as a literal string.
259 
#
260 
 
261 
proc info_func { name demangled } {
262 
    info_func_regexp "$name" [string_to_regexp "$demangled"]
263 
}
264 
 
265 
#
266 
# Print the address of a function.
267 
# This checks that I can lookup a fully qualified C++ function.
268 
# This also checks the argument types on the return string.
269 
#
270 
 
271 
proc print_addr_2 { name good } {
272 
    global gdb_prompt
273 
    global hex
274 
 
275 
    set good_pattern [string_to_regexp $good]
276 
 
277 
    send_gdb "print &'$name'\n"
278 
    gdb_expect {
279 
        -re ".* = .* $hex <$good_pattern>\r\n$gdb_prompt $" {
280 
            pass "print &'$name'"
281 
        }
282 
        -re ".*$gdb_prompt $" {
283 
            fail "print &'$name'"
284 
        }
285 
        timeout {
286 
            fail "print &'$name' (timeout)"
287 
        }
288 
    }
289 
}
290 
 
291 
#
292 
#  Simple interfaces to print_addr_2.
293 
#
294 
 
295 
proc print_addr { name } {
296 
    print_addr_2 "$name" "$name"
297 
}
298 
 
299 
#
300 
# Test name demangling for operators.
301 
#
302 
# The '(' at the end of each regex input pattern is so that we match only
303 
# the one we are looking for.  I.E. "operator&" would match both
304 
# "operator&(foo &)" and "operator&&(foo &)".
305 
#
306 
# gdb-gnats bug gdb/18:
307 
#  "gdb can't parse "info func operator*" or "info func operator\*".
308 
#  The star in "operator*" is interpreted as a regexp, but the "\*"
309 
#  in  "operator\*" is not a legal operator.
310 
#
311 
 
312 
proc test_lookup_operator_functions {} {
313 
    global dm_operator_comma
314 
    global dm_type_char_star
315 
    global dm_type_foo_ref
316 
    global dm_type_void
317 
    global dm_type_void_star
318 
 
319 
    # These tests don't work for COFF targets; don't even try them
320 
    if [istarget "a29k-*-udi"] then {
321 
        setup_xfail "a29k-*-udi"
322 
        fail "skipping operator tests"
323 
        return
324 
    }
325 
 
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_foo_ref);"
334 
    info_func "operator&&("	"void foo::operator&&($dm_type_foo_ref);"
335 
    info_func "operator!("      "void foo::operator!($dm_type_void);"
336 
    info_func "operator++("     "void foo::operator++(int);"
337 
    info_func "operator=("      "void foo::operator=($dm_type_foo_ref);"
338 
    info_func "operator+=("     "void foo::operator+=($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>>=($dm_type_foo_ref);"
342 
    info_func "operator|=("     "void foo::operator|=($dm_type_foo_ref);"
343 
    info_func "operator$dm_operator_comma\("    \
344 
                                "void foo::operator$dm_operator_comma\($dm_type_foo_ref);"
345 
    info_func "operator/("      "void foo::operator/($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_foo_ref);"
354 
    info_func "operator~("      "void foo::operator~($dm_type_void);"
355 
    info_func "operator--("     "void foo::operator--(int);"
356 
    info_func "operator->("     "foo *foo::operator->($dm_type_void);"
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 
    info_func "operator^=("     "void foo::operator^=($dm_type_foo_ref);"
362 
    info_func "operator->*("    "void foo::operator->*($dm_type_foo_ref);"
363 
 
364 
    # operator[] needs backslashes to protect against TCL evaluation.
365 
    info_func "operator\[\]("   "void foo::operator\[\]($dm_type_foo_ref);"
366 
 
367 
    # These are gnarly because they might end with 'static'.
368 
    set dm_type_void_star_regexp [string_to_regexp $dm_type_void_star]
369 
    info_func_regexp "operator new("     "void \\*foo::operator new\\(.*\\)(| static);"
370 
    info_func_regexp "operator delete("  "void foo::operator delete\\($dm_type_void_star_regexp\\)(| static);"
371 
 
372 
    info_func "operator int("   "int foo::operator int($dm_type_void);"
373 
    info_func "operator()("     "void foo::operator()($dm_type_foo_ref);"
374 
    info_func "operator $dm_type_char_star\(" \
375 
                                "char *foo::operator $dm_type_char_star\($dm_type_void);"
376 
 
377 
}
378 
 
379 
 
380 
proc test_paddr_operator_functions {} {
381 
    global hex
382 
    global hp_aCC_compiler
383 
    global dm_operator_comma
384 
    global dm_type_char_star
385 
    global dm_type_foo_ref
386 
    global dm_type_long_star
387 
    global dm_type_unsigned_int
388 
    global dm_type_void
389 
    global dm_type_void_star
390 
 
391 
    print_addr "foo::operator*($dm_type_foo_ref)"
392 
    print_addr "foo::operator%($dm_type_foo_ref)"
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_void)"
401 
    print_addr "foo::operator++(int)"
402 
    print_addr "foo::operator=($dm_type_foo_ref)"
403 
    print_addr "foo::operator+=($dm_type_foo_ref)"
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_operator_comma\($dm_type_foo_ref)"
409 
    print_addr "foo::operator/($dm_type_foo_ref)"
410 
    print_addr "foo::operator+($dm_type_foo_ref)"
411 
    print_addr "foo::operator<<($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~($dm_type_void)"
419 
    print_addr "foo::operator--(int)"
420 
    print_addr "foo::operator->($dm_type_void)"
421 
    print_addr "foo::operator-=($dm_type_foo_ref)"
422 
    print_addr "foo::operator/=($dm_type_foo_ref)"
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 
 
430 
    gdb_test "print &'foo::operator new'" \
431 
        " = .* $hex "
432 
    if { !$hp_aCC_compiler } {
433 
        print_addr "foo::operator delete($dm_type_void_star)"
434 
    } else {
435 
        gdb_test "print &'foo::operator delete($dm_type_void_star) static'" \
436 
            " = .*(0x\[0-9a-f\]+|) "
437 
    }
438 
 
439 
    print_addr "foo::operator int($dm_type_void)"
440 
    print_addr "foo::operator $dm_type_char_star\($dm_type_void)"
441 
}
442 
 
443 
#
444 
# Test overloaded functions (1 arg).
445 
#
446 
 
447 
proc test_paddr_overloaded_functions {} {
448 
    global dm_type_unsigned_int
449 
    global dm_type_void
450 
 
451 
    print_addr "overload1arg($dm_type_void)"
452 
    print_addr "overload1arg(char)"
453 
    print_addr "overload1arg(signed char)"
454 
    print_addr "overload1arg(unsigned char)"
455 
    print_addr "overload1arg(short)"
456 
    print_addr "overload1arg(unsigned short)"
457 
    print_addr "overload1arg(int)"
458 
    print_addr "overload1arg($dm_type_unsigned_int)"
459 
    print_addr "overload1arg(long)"
460 
    print_addr "overload1arg(unsigned long)"
461 
    print_addr "overload1arg(float)"
462 
    print_addr "overload1arg(double)"
463 
 
464 
    print_addr "overloadargs(int)"
465 
    print_addr "overloadargs(int, int)"
466 
    print_addr "overloadargs(int, int, int)"
467 
    print_addr "overloadargs(int, int, int, int)"
468 
    print_addr "overloadargs(int, int, int, int, int)"
469 
    print_addr "overloadargs(int, int, int, int, int, int)"
470 
    print_addr "overloadargs(int, int, int, int, int, int, int)"
471 
    print_addr "overloadargs(int, int, int, int, int, int, int, int)"
472 
    print_addr "overloadargs(int, int, int, int, int, int, int, int, int)"
473 
    print_addr "overloadargs(int, int, int, int, int, int, int, int, int, int)"
474 
    print_addr "overloadargs(int, int, int, int, int, int, int, int, int, int, int)"
475 
}
476 
 
477 
proc test_paddr_hairy_functions {} {
478 
    global gdb_prompt
479 
    global hex
480 
    global dm_type_char_star
481 
    global dm_type_int_star
482 
    global dm_type_long_star
483 
 
484 
    print_addr_2 "hairyfunc1" "hairyfunc1(int)"
485 
    print_addr_2 "hairyfunc2" "hairyfunc2(int (*)($dm_type_char_star))"
486 
    print_addr_2 "hairyfunc3" "hairyfunc3(int (*)(short (*)($dm_type_long_star)))"
487 
    print_addr_2 "hairyfunc4" "hairyfunc4(int (*)(short (*)($dm_type_char_star)))"
488 
 
489 
    # gdb-gnats bug gdb/19:
490 
    # "gdb v3 demangler fails on hairyfunc5 hairyfunc6 hairyfunc7"
491 
    print_addr_2 "hairyfunc5" "hairyfunc5(int (*(*)($dm_type_char_star))(long))"
492 
    print_addr_2 "hairyfunc6" "hairyfunc6(int (*(*)($dm_type_int_star))(long))"
493 
    print_addr_2 "hairyfunc7" "hairyfunc7(int (*(*)(int (*)($dm_type_char_star)))(long))"
494 
}
495 
 
496 
proc do_tests {} {
497 
    global prms_id
498 
    global bug_id
499 
    global subdir
500 
    global objdir
501 
    global srcdir
502 
    global binfile
503 
    global gdb_prompt
504 
 
505 
    set prms_id 0
506 
    set bug_id 0
507 
 
508 
    # Start with a fresh gdb.
509 
 
510 
    gdb_exit
511 
    gdb_start
512 
    gdb_reinitialize_dir $srcdir/$subdir
513 
    gdb_load $binfile
514 
 
515 
    send_gdb "set language c++\n"
516 
    gdb_expect -re "$gdb_prompt $"
517 
    send_gdb "set width 0\n"
518 
    gdb_expect -re "$gdb_prompt $"
519 
 
520 
    # Get the debug format for the compiled test case.  If that
521 
    # format is DWARF 1 then just skip all the tests since none of
522 
    # them will pass.
523 
 
524 
    if [ runto_main] then {
525 
        get_debug_format
526 
        if [ setup_xfail_format "DWARF 1" ] then {
527 
            fail "C++ tests skipped due to limited C++ support in DWARF 1 debug format"
528 
            return
529 
        }
530 
        clear_xfail "*-*-*"
531 
    }
532 
 
533 
    probe_demangler
534 
    test_paddr_overloaded_functions
535 
    test_paddr_operator_functions
536 
    test_paddr_hairy_functions
537 
    test_lookup_operator_functions
538 
}
539 
 
540 
do_tests

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