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[/] [openrisc/] [trunk/] [gnu-src/] [gdb-6.8/] [gdb/] [testsuite/] [gdb.cp/] [cplusfuncs.exp] - Blame information for rev 258

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Line No. Rev Author Line
1 24 jeremybenn
# Copyright 1992, 1997, 1999, 2001, 2002, 2003, 2004, 2007, 2008
2
# Free Software Foundation, Inc.
3
 
4
# This program is free software; you can redistribute it and/or modify
5
# it under the terms of the GNU General Public License as published by
6
# the Free Software Foundation; either version 3 of the License, or
7
# (at your option) any later version.
8
#
9
# This program is distributed in the hope that it will be useful,
10
# but WITHOUT ANY WARRANTY; without even the implied warranty of
11
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12
# GNU General Public License for more details.
13
#
14
# You should have received a copy of the GNU General Public License
15
# along with this program.  If not, see .
16
 
17
# This file was written by Fred Fish. (fnf@cygnus.com)
18
# Adapted for g++ 3.0 ABI by Michael Chastain. (chastain@redhat.com)
19
 
20
if $tracelevel then {
21
        strace $tracelevel
22
}
23
 
24
if { [skip_cplus_tests] } { continue }
25
 
26
set testfile "cplusfuncs"
27
set srcfile ${testfile}.cc
28
set binfile ${objdir}/${subdir}/${testfile}
29
 
30
if { [get_compiler_info $binfile "c++"] } {
31
    return -1
32
}
33
 
34
if  { [gdb_compile "${srcdir}/${subdir}/${srcfile}" "${binfile}" executable {debug c++}] != "" } {
35
     untested cplusfuncs.exp
36
     return -1
37
}
38
 
39
#
40
# g++ changed its ABI between 2.95 and 3.0.  gdb has two demanglers
41
# for the two different styles.  The two demanglers have some subtle
42
# discrepancies in their output.
43
#
44
#   old demangler         new demangler
45
#   --- ---------         --- ---------
46
#   "operator, "          "operator,"
47
#   "char *"              "char*"
48
#   "int *"               "int*"
49
#   "long *"              "long*"
50
#   "void *"              "void*"
51
#   "foo &"               "foo&"
52
#   "unsigned int"        "unsigned"
53
#   "void"                ""
54
#
55
# I probe for the forms in use.
56
# The defaults are for the v3 demangler (as of 2001-02-13).
57
#
58
 
59
set dm_operator_comma           ","
60
set dm_type_char_star           "char*"
61
set dm_type_char_star_quoted    "char\\*"
62
set dm_type_foo_ref             "foo&"
63
set dm_type_int_star            "int*"
64
set dm_type_long_star           "long*"
65
set dm_type_unsigned_int        "unsigned"
66
set dm_type_void                ""
67
set dm_type_void_star           "void*"
68
 
69
proc probe_demangler { } {
70
    global gdb_prompt
71
    global dm_operator_comma
72
    global dm_type_char_star
73
    global dm_type_char_star_quoted
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 $" {
103
            # v2 demangler
104
            set dm_type_char_star "char *"
105
            set dm_type_char_star_quoted "char \\*"
106
            pass "detect dm_type_char_star"
107
        }
108
        -re ".*dm_type_char_star\\(char\\*\\).*\r\n$gdb_prompt $" {
109
            # v3 demangler
110
            pass "detect dm_type_char_star"
111
        }
112
        -re ".*$gdb_prompt $" {
113
            fail "detect dm_type_char_star"
114
        }
115
        timeout {
116
            fail "detect dm_type_char_star (timeout)"
117
        }
118
    }
119
 
120
    send_gdb "print &'dm_type_foo_ref'\n"
121
    gdb_expect {
122
        -re ".*dm_type_foo_ref\\(foo &\\).*\r\n$gdb_prompt $" {
123
            # v2 demangler
124
            set dm_type_foo_ref "foo &"
125
            pass "detect dm_type_foo_ref"
126
        }
127
        -re ".*dm_type_foo_ref\\(foo&\\).*\r\n$gdb_prompt $" {
128
            # v3 demangler
129
            pass "detect dm_type_foo_ref"
130
        }
131
        -re ".*$gdb_prompt $" {
132
            fail "detect dm_type_foo_ref"
133
        }
134
        timeout {
135
            fail "detect dm_type_foo_ref (timeout)"
136
        }
137
    }
138
 
139
    send_gdb "print &'dm_type_int_star'\n"
140
    gdb_expect {
141
        -re ".*dm_type_int_star\\(int \\*\\).*\r\n$gdb_prompt $" {
142
            # v2 demangler
143
            set dm_type_int_star "int *"
144
            pass "detect dm_type_int_star"
145
        }
146
        -re ".*dm_type_int_star\\(int\\*\\).*\r\n$gdb_prompt $" {
147
            # v3 demangler
148
            pass "detect dm_type_int_star"
149
        }
150
        -re ".*$gdb_prompt $" {
151
            fail "detect dm_type_int_star"
152
        }
153
        timeout {
154
            fail "detect dm_type_int_star (timeout)"
155
        }
156
    }
157
 
158
    send_gdb "print &'dm_type_long_star'\n"
159
    gdb_expect {
160
        -re ".*dm_type_long_star\\(long \\*\\).*\r\n$gdb_prompt $" {
161
            # v2 demangler
162
            set dm_type_long_star "long *"
163
            pass "detect dm_type_long_star"
164
        }
165
        -re ".*dm_type_long_star\\(long\\*\\).*\r\n$gdb_prompt $" {
166
            # v3 demangler
167
            pass "detect dm_type_long_star"
168
        }
169
        -re ".*$gdb_prompt $" {
170
            fail "detect dm_type_long_star"
171
        }
172
        timeout {
173
            fail "detect dm_type_long_star (timeout)"
174
        }
175
    }
176
 
177
    send_gdb "print &'dm_type_unsigned_int'\n"
178
    gdb_expect {
179
        -re ".*dm_type_unsigned_int\\(unsigned int\\).*\r\n$gdb_prompt $" {
180
            # v2 demangler
181
            set dm_type_unsigned_int "unsigned int"
182
            pass "detect dm_type_unsigned_int"
183
        }
184
        -re ".*dm_type_unsigned_int\\(unsigned\\).*\r\n$gdb_prompt $" {
185
            # v3 demangler
186
            pass "detect dm_type_unsigned_int"
187
        }
188
        -re ".*$gdb_prompt $" {
189
            fail "detect dm_type_unsigned_int"
190
        }
191
        timeout {
192
            fail "detect dm_unsigned int (timeout)"
193
        }
194
    }
195
 
196
    send_gdb "print &'dm_type_void'\n"
197
    gdb_expect {
198
        -re ".*dm_type_void\\(void\\).*\r\n$gdb_prompt $" {
199
            # v2 demangler
200
            set dm_type_void "void"
201
            pass "detect dm_type_void"
202
        }
203
        -re ".*dm_type_void\\(\\).*\r\n$gdb_prompt $" {
204
            # v3 demangler
205
            pass "detect dm_type_void"
206
        }
207
        -re ".*$gdb_prompt $" {
208
            fail "detect dm_type_void"
209
        }
210
        timeout {
211
            fail "detect dm_type_void (timeout)"
212
        }
213
    }
214
 
215
    send_gdb "print &'dm_type_void_star'\n"
216
    gdb_expect {
217
        -re ".*dm_type_void_star\\(void \\*\\).*\r\n$gdb_prompt $" {
218
            # v2 demangler
219
            set dm_type_void_star "void *"
220
            pass "detect dm_type_void_star"
221
        }
222
        -re ".*dm_type_void_star\\(void\\*\\).*\r\n$gdb_prompt $" {
223
            # v3 demangler
224
            pass "detect dm_type_void_star"
225
        }
226
        -re ".*$gdb_prompt $" {
227
            fail "detect dm_type_void_star"
228
        }
229
        timeout {
230
            fail "detect dm_type_void_star (timeout)"
231
        }
232
    }
233
}
234
 
235
#
236
#  Lookup a specific C++ function and print the demangled type.
237
#  This form accepts the demangled type as a regexp.
238
#
239
 
240
proc info_func_regexp { name demangled } {
241
    global gdb_prompt
242
 
243
    send_gdb "info function $name\n"
244
    gdb_expect {
245
        -re ".*File .*:\r\n(class |)$demangled\r\n.*$gdb_prompt $" {
246
            pass "info function for \"$name\""
247
        }
248
        -re ".*$gdb_prompt $" {
249
            fail "info function for \"$name\""
250
        }
251
        timeout {
252
            fail "info function for \"$name\" (timeout)"
253
        }
254
    }
255
}
256
 
257
#
258
#  Lookup a specific C++ function and print the demangled type.
259
#  This form accepts the demangled type as a literal string.
260
#
261
 
262
proc info_func { name demangled } {
263
    info_func_regexp "$name" [string_to_regexp "$demangled"]
264
}
265
 
266
#
267
# Print the address of a function.
268
# This checks that I can lookup a fully qualified C++ function.
269
# This also checks the argument types on the return string.
270
 
271
# Note: carlton/2003-01-16: If you modify this, make a corresponding
272
# modification to print_addr_2_kfail.
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
# NOTE: carlton/2003-01-16: hairyfunc5-6 fail on GCC 3.x (for at least
295
# x=1 and x=2.1).  So I'm modifying print_addr_2 to accept a failure
296
# condition.  FIXME: It would be nice if the failure condition were
297
# conditional on the compiler version, but I'm not sufficiently
298
# motivated.  I did hardwire in the versions of char * and int *,
299
# which will give some compiler-specificity to the failure.
300
 
301
proc print_addr_2_kfail { name good bad bugid } {
302
    global gdb_prompt
303
    global hex
304
 
305
    set good_pattern [string_to_regexp $good]
306
    set bad_pattern [string_to_regexp $bad]
307
 
308
    send_gdb "print &'$name'\n"
309
    gdb_expect {
310
        -re ".* = .* $hex <$good_pattern>\r\n$gdb_prompt $" {
311
            pass "print &'$name'"
312
        }
313
        -re ".* = .* $hex <$bad_pattern>\r\n$gdb_prompt $" {
314
            kfail $bugid "print &'$name'"
315
        }
316
        -re ".*$gdb_prompt $" {
317
            fail "print &'$name'"
318
        }
319
        timeout {
320
            fail "print &'$name' (timeout)"
321
        }
322
    }
323
}
324
 
325
#
326
#  Simple interfaces to print_addr_2.
327
#
328
 
329
proc print_addr { name } {
330
    print_addr_2 "$name" "$name"
331
}
332
 
333
#
334
# Test name demangling for operators.
335
#
336
# The '(' at the end of each regex input pattern is so that we match only
337
# the one we are looking for.  I.E. "operator&" would match both
338
# "operator&(foo &)" and "operator&&(foo &)".
339
#
340
# gdb-gnats bug gdb/18:
341
#  "gdb can't parse "info func operator*" or "info func operator\*".
342
#  The star in "operator*" is interpreted as a regexp, but the "\*"
343
#  in  "operator\*" is not a legal operator.
344
#
345
 
346
proc test_lookup_operator_functions {} {
347
    global dm_operator_comma
348
    global dm_type_char_star
349
    global dm_type_char_star_quoted
350
    global dm_type_foo_ref
351
    global dm_type_void
352
    global dm_type_void_star
353
 
354
    # operator* requires quoting so that GDB does not treat it as a regexp.
355
    info_func "operator\\*("    "void foo::operator*($dm_type_foo_ref);"
356
    info_func "operator%("      "void foo::operator%($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
    info_func "operator>=("     "void foo::operator>=($dm_type_foo_ref);"
362
    info_func "operator|("      "void foo::operator|($dm_type_foo_ref);"
363
    info_func "operator&&("	"void foo::operator&&($dm_type_foo_ref);"
364
    info_func "operator!("      "void foo::operator!($dm_type_void);"
365
    info_func "operator++("     "void foo::operator++(int);"
366
    info_func "operator=("      "void foo::operator=($dm_type_foo_ref);"
367
    info_func "operator+=("     "void foo::operator+=($dm_type_foo_ref);"
368
    # operator*= requires quoting so that GDB does not treat it as a regexp.
369
    info_func "operator\\*=("   "void foo::operator*=($dm_type_foo_ref);"
370
    info_func "operator%=("     "void foo::operator%=($dm_type_foo_ref);"
371
    info_func "operator>>=("    "void foo::operator>>=($dm_type_foo_ref);"
372
    info_func "operator|=("     "void foo::operator|=($dm_type_foo_ref);"
373
    info_func "operator$dm_operator_comma\("    \
374
                                "void foo::operator$dm_operator_comma\($dm_type_foo_ref);"
375
    info_func "operator/("      "void foo::operator/($dm_type_foo_ref);"
376
    info_func "operator+("      "void foo::operator+($dm_type_foo_ref);"
377
    info_func "operator<<("     "void foo::operator<<($dm_type_foo_ref);"
378
    info_func "operator==("     "void foo::operator==($dm_type_foo_ref);"
379
    info_func "operator<("      "void foo::operator<($dm_type_foo_ref);"
380
    info_func "operator<=("     "void foo::operator<=($dm_type_foo_ref);"
381
    info_func "operator&("	"void foo::operator&($dm_type_foo_ref);"
382
    info_func "operator^("      "void foo::operator^($dm_type_foo_ref);"
383
    info_func "operator||("     "void foo::operator||($dm_type_foo_ref);"
384
    info_func "operator~("      "void foo::operator~($dm_type_void);"
385
    info_func "operator--("     "void foo::operator--(int);"
386
    info_func "operator->("     "foo *foo::operator->($dm_type_void);"
387
    info_func "operator-=("     "void foo::operator-=($dm_type_foo_ref);"
388
    info_func "operator/=("     "void foo::operator/=($dm_type_foo_ref);"
389
    info_func "operator<<=("    "void foo::operator<<=($dm_type_foo_ref);"
390
    info_func "operator&=("	"void foo::operator&=($dm_type_foo_ref);"
391
    info_func "operator^=("     "void foo::operator^=($dm_type_foo_ref);"
392
    # operator->* requires quoting so that GDB does not treat it as a regexp.
393
    info_func "operator->\\*("  "void foo::operator->*($dm_type_foo_ref);"
394
 
395
    # operator[] needs double backslashes, so that a single backslash
396
    # will be sent to GDB, preventing the square brackets from being
397
    # evaluated as a regular expression.
398
    info_func "operator\\\[\\\](" "void foo::operator\[\]($dm_type_foo_ref);"
399
 
400
    # These are gnarly because they might end with 'static'.
401
    set dm_type_void_star_regexp [string_to_regexp $dm_type_void_star]
402
    info_func_regexp "operator new("     "void \\*foo::operator new\\(.*\\)(| static);"
403
    info_func_regexp "operator delete("  "void foo::operator delete\\($dm_type_void_star_regexp\\)(| static);"
404
 
405
    info_func "operator int("   "int foo::operator int($dm_type_void);"
406
    info_func "operator()("     "void foo::operator()($dm_type_foo_ref);"
407
    info_func "operator $dm_type_char_star_quoted\(" \
408
                                "char *foo::operator $dm_type_char_star\($dm_type_void);"
409
 
410
}
411
 
412
 
413
proc test_paddr_operator_functions {} {
414
    global hex
415
    global hp_aCC_compiler
416
    global dm_operator_comma
417
    global dm_type_char_star
418
    global dm_type_foo_ref
419
    global dm_type_long_star
420
    global dm_type_unsigned_int
421
    global dm_type_void
422
    global dm_type_void_star
423
 
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>=($dm_type_foo_ref)"
431
    print_addr "foo::operator|($dm_type_foo_ref)"
432
    print_addr "foo::operator&&($dm_type_foo_ref)"
433
    print_addr "foo::operator!($dm_type_void)"
434
    print_addr "foo::operator++(int)"
435
    print_addr "foo::operator=($dm_type_foo_ref)"
436
    print_addr "foo::operator+=($dm_type_foo_ref)"
437
    print_addr "foo::operator*=($dm_type_foo_ref)"
438
    print_addr "foo::operator%=($dm_type_foo_ref)"
439
    print_addr "foo::operator>>=($dm_type_foo_ref)"
440
    print_addr "foo::operator|=($dm_type_foo_ref)"
441
    print_addr "foo::operator$dm_operator_comma\($dm_type_foo_ref)"
442
    print_addr "foo::operator/($dm_type_foo_ref)"
443
    print_addr "foo::operator+($dm_type_foo_ref)"
444
    print_addr "foo::operator<<($dm_type_foo_ref)"
445
    print_addr "foo::operator==($dm_type_foo_ref)"
446
    print_addr "foo::operator<($dm_type_foo_ref)"
447
    print_addr "foo::operator<=($dm_type_foo_ref)"
448
    print_addr "foo::operator&($dm_type_foo_ref)"
449
    print_addr "foo::operator^($dm_type_foo_ref)"
450
    print_addr "foo::operator||($dm_type_foo_ref)"
451
    print_addr "foo::operator~($dm_type_void)"
452
    print_addr "foo::operator--(int)"
453
    print_addr "foo::operator->($dm_type_void)"
454
    print_addr "foo::operator-=($dm_type_foo_ref)"
455
    print_addr "foo::operator/=($dm_type_foo_ref)"
456
    print_addr "foo::operator<<=($dm_type_foo_ref)"
457
    print_addr "foo::operator&=($dm_type_foo_ref)"
458
    print_addr "foo::operator^=($dm_type_foo_ref)"
459
    print_addr "foo::operator->*($dm_type_foo_ref)"
460
    print_addr "foo::operator\[\]($dm_type_foo_ref)"
461
    print_addr "foo::operator()($dm_type_foo_ref)"
462
 
463
    gdb_test "print &'foo::operator new'" \
464
        " = .* $hex "
465
    if { !$hp_aCC_compiler } {
466
        print_addr "foo::operator delete($dm_type_void_star)"
467
    } else {
468
        gdb_test "print &'foo::operator delete($dm_type_void_star) static'" \
469
            " = .*(0x\[0-9a-f\]+|) "
470
    }
471
 
472
    print_addr "foo::operator int($dm_type_void)"
473
    print_addr "foo::operator $dm_type_char_star\($dm_type_void)"
474
}
475
 
476
#
477
# Test overloaded functions (1 arg).
478
#
479
 
480
proc test_paddr_overloaded_functions {} {
481
    global dm_type_unsigned_int
482
    global dm_type_void
483
 
484
    print_addr "overload1arg($dm_type_void)"
485
    print_addr "overload1arg(char)"
486
    print_addr "overload1arg(signed char)"
487
    print_addr "overload1arg(unsigned char)"
488
    print_addr "overload1arg(short)"
489
    print_addr "overload1arg(unsigned short)"
490
    print_addr "overload1arg(int)"
491
    print_addr "overload1arg($dm_type_unsigned_int)"
492
    print_addr "overload1arg(long)"
493
    print_addr "overload1arg(unsigned long)"
494
    print_addr "overload1arg(float)"
495
    print_addr "overload1arg(double)"
496
 
497
    print_addr "overloadargs(int)"
498
    print_addr "overloadargs(int, int)"
499
    print_addr "overloadargs(int, int, int)"
500
    print_addr "overloadargs(int, int, int, int)"
501
    print_addr "overloadargs(int, int, int, int, int)"
502
    print_addr "overloadargs(int, int, int, int, int, int)"
503
    print_addr "overloadargs(int, int, int, int, int, int, int)"
504
    print_addr "overloadargs(int, int, int, int, int, int, int, int)"
505
    print_addr "overloadargs(int, int, int, int, int, int, int, int, int)"
506
    print_addr "overloadargs(int, int, int, int, int, int, int, int, int, int)"
507
    print_addr "overloadargs(int, int, int, int, int, int, int, int, int, int, int)"
508
}
509
 
510
proc test_paddr_hairy_functions {} {
511
    global gdb_prompt
512
    global hex
513
    global dm_type_char_star
514
    global dm_type_int_star
515
    global dm_type_long_star
516
 
517
    print_addr_2 "hairyfunc1" "hairyfunc1(int)"
518
    print_addr_2 "hairyfunc2" "hairyfunc2(int (*)($dm_type_char_star))"
519
    print_addr_2 "hairyfunc3" "hairyfunc3(int (*)(short (*)($dm_type_long_star)))"
520
    print_addr_2 "hairyfunc4" "hairyfunc4(int (*)(short (*)($dm_type_char_star)))"
521
 
522
    # gdb-gnats bug gdb/19:
523
    # "gdb v3 demangler fails on hairyfunc5 hairyfunc6 hairyfunc7"
524
    print_addr_2_kfail "hairyfunc5" "hairyfunc5(int (*(*)($dm_type_char_star))(long))" "hairyfunc5(int (*)(long) (*)(char*))" "gdb/19"
525
    print_addr_2_kfail "hairyfunc6" "hairyfunc6(int (*(*)($dm_type_int_star))(long))" "hairyfunc6(int (*)(long) (*)(int*))" "gdb/19"
526
    print_addr_2_kfail "hairyfunc7" "hairyfunc7(int (*(*)(int (*)($dm_type_char_star)))(long))" "hairyfunc7(int (*)(long) (*)(int (*)(char*)))" "gdb/19"
527
}
528
 
529
proc do_tests {} {
530
    global prms_id
531
    global bug_id
532
    global subdir
533
    global objdir
534
    global srcdir
535
    global binfile
536
    global gdb_prompt
537
 
538
    set prms_id 0
539
    set bug_id 0
540
 
541
    # Start with a fresh gdb.
542
 
543
    gdb_exit
544
    gdb_start
545
    gdb_reinitialize_dir $srcdir/$subdir
546
    gdb_load $binfile
547
 
548
    send_gdb "set language c++\n"
549
    gdb_expect -re "$gdb_prompt $"
550
    send_gdb "set width 0\n"
551
    gdb_expect -re "$gdb_prompt $"
552
 
553
    runto_main
554
 
555
    probe_demangler
556
    test_paddr_overloaded_functions
557
    test_paddr_operator_functions
558
    test_paddr_hairy_functions
559
    test_lookup_operator_functions
560
}
561
 
562
do_tests

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