Commit | Line | Data |
599cee73 |
1 | op.c AOK |
2 | |
599cee73 |
3 | Found = in conditional, should be == |
4 | 1 if $a = 1 ; |
5 | |
6 | Use of implicit split to @_ is deprecated |
7 | split ; |
8 | |
9 | Use of implicit split to @_ is deprecated |
10 | $a = split ; |
11 | |
12 | Useless use of time in void context |
13 | Useless use of a variable in void context |
14 | Useless use of a constant in void context |
15 | time ; |
16 | $a ; |
17 | "abc" |
18 | |
a801c63c |
19 | Useless use of sort in scalar context |
20 | my $x = sort (2,1,3); |
21 | |
599cee73 |
22 | Applying %s to %s will act on scalar(%s) |
23 | my $a ; my @a = () ; my %a = () ; my $b = \@a ; my $c = \%a ; |
24 | @a =~ /abc/ ; |
25 | @a =~ s/a/b/ ; |
26 | @a =~ tr/a/b/ ; |
27 | @$b =~ /abc/ ; |
28 | @$b =~ s/a/b/ ; |
29 | @$b =~ tr/a/b/ ; |
30 | %a =~ /abc/ ; |
31 | %a =~ s/a/b/ ; |
32 | %a =~ tr/a/b/ ; |
33 | %$c =~ /abc/ ; |
34 | %$c =~ s/a/b/ ; |
35 | %$c =~ tr/a/b/ ; |
36 | |
37 | |
df5b6949 |
38 | Parentheses missing around "my" list at -e line 1. |
599cee73 |
39 | my $a, $b = (1,2); |
40 | |
df5b6949 |
41 | Parentheses missing around "local" list at -e line 1. |
599cee73 |
42 | local $a, $b = (1,2); |
43 | |
34d09196 |
44 | Bareword found in conditional at -e line 1. |
e476b1b5 |
45 | use warnings 'bareword'; my $x = print(ABC || 1); |
599cee73 |
46 | |
47 | Value of %s may be \"0\"; use \"defined\" |
48 | $x = 1 if $x = <FH> ; |
49 | $x = 1 while $x = <FH> ; |
50 | |
51 | Subroutine fred redefined at -e line 1. |
52 | sub fred{1;} sub fred{1;} |
53 | |
54 | Constant subroutine %s redefined |
55 | sub fred() {1;} sub fred() {1;} |
56 | |
57 | Format FRED redefined at /tmp/x line 5. |
58 | format FRED = |
59 | . |
60 | format FRED = |
61 | . |
62 | |
63 | Array @%s missing the @ in argument %d of %s() |
64 | push fred ; |
65 | |
66 | Hash %%%s missing the %% in argument %d of %s() |
67 | keys joe ; |
68 | |
69 | Statement unlikely to be reached |
cc507455 |
70 | (Maybe you meant system() when you said exec()? |
599cee73 |
71 | exec "true" ; my $a |
72 | |
f10b0346 |
73 | defined(@array) is deprecated |
cc507455 |
74 | (Maybe you should just omit the defined()?) |
69794302 |
75 | my @a ; defined @a ; |
76 | defined (@a = (1,2,3)) ; |
77 | |
f10b0346 |
78 | defined(%hash) is deprecated |
cc507455 |
79 | (Maybe you should just omit the defined()?) |
69794302 |
80 | my %h ; defined %h ; |
eb6e2d6f |
81 | |
82 | /---/ should probably be written as "---" |
83 | join(/---/, @foo); |
599cee73 |
84 | |
767a6a26 |
85 | %s() called too early to check prototype [Perl_peep] |
86 | fred() ; sub fred ($$) {} |
87 | |
88 | |
3b434eb1 |
89 | Package `%s' not found (did you use the incorrect case?) |
90 | |
f34840d8 |
91 | Use of /g modifier is meaningless in split |
92 | |
276b2a0c |
93 | Possible precedence problem on bitwise %c operator [Perl_ck_bitop] |
94 | |
0453d815 |
95 | Mandatory Warnings |
96 | ------------------ |
97 | Prototype mismatch: [cv_ckproto] |
98 | sub fred() ; |
99 | sub fred($) {} |
100 | |
0453d815 |
101 | Runaway prototype [newSUB] TODO |
102 | oops: oopsAV [oopsAV] TODO |
103 | oops: oopsHV [oopsHV] TODO |
104 | |
599cee73 |
105 | __END__ |
106 | # op.c |
4438c4b7 |
107 | use warnings 'syntax' ; |
599cee73 |
108 | 1 if $a = 1 ; |
4438c4b7 |
109 | no warnings 'syntax' ; |
0453d815 |
110 | 1 if $a = 1 ; |
599cee73 |
111 | EXPECT |
112 | Found = in conditional, should be == at - line 3. |
113 | ######## |
114 | # op.c |
4438c4b7 |
115 | use warnings 'deprecated' ; |
599cee73 |
116 | split ; |
4438c4b7 |
117 | no warnings 'deprecated' ; |
0453d815 |
118 | split ; |
599cee73 |
119 | EXPECT |
120 | Use of implicit split to @_ is deprecated at - line 3. |
121 | ######## |
122 | # op.c |
4438c4b7 |
123 | use warnings 'deprecated' ; |
599cee73 |
124 | $a = split ; |
4438c4b7 |
125 | no warnings 'deprecated' ; |
0453d815 |
126 | $a = split ; |
599cee73 |
127 | EXPECT |
128 | Use of implicit split to @_ is deprecated at - line 3. |
129 | ######## |
130 | # op.c |
a1063b2d |
131 | use warnings 'deprecated'; |
132 | my (@foo, %foo); |
133 | %main::foo->{"bar"}; |
134 | %foo->{"bar"}; |
135 | @main::foo->[23]; |
136 | @foo->[23]; |
137 | $main::foo = {}; %$main::foo->{"bar"}; |
138 | $foo = {}; %$foo->{"bar"}; |
139 | $main::foo = []; @$main::foo->[34]; |
140 | $foo = []; @$foo->[34]; |
141 | no warnings 'deprecated'; |
142 | %main::foo->{"bar"}; |
143 | %foo->{"bar"}; |
144 | @main::foo->[23]; |
145 | @foo->[23]; |
146 | $main::foo = {}; %$main::foo->{"bar"}; |
147 | $foo = {}; %$foo->{"bar"}; |
148 | $main::foo = []; @$main::foo->[34]; |
149 | $foo = []; @$foo->[34]; |
150 | EXPECT |
151 | Using a hash as a reference is deprecated at - line 4. |
152 | Using a hash as a reference is deprecated at - line 5. |
153 | Using an array as a reference is deprecated at - line 6. |
154 | Using an array as a reference is deprecated at - line 7. |
155 | Using a hash as a reference is deprecated at - line 8. |
156 | Using a hash as a reference is deprecated at - line 9. |
157 | Using an array as a reference is deprecated at - line 10. |
158 | Using an array as a reference is deprecated at - line 11. |
159 | ######## |
160 | # op.c |
4438c4b7 |
161 | use warnings 'void' ; close STDIN ; |
599cee73 |
162 | 1 x 3 ; # OP_REPEAT |
163 | # OP_GVSV |
164 | wantarray ; # OP_WANTARRAY |
165 | # OP_GV |
166 | # OP_PADSV |
167 | # OP_PADAV |
168 | # OP_PADHV |
169 | # OP_PADANY |
170 | # OP_AV2ARYLEN |
171 | ref ; # OP_REF |
172 | \@a ; # OP_REFGEN |
173 | \$a ; # OP_SREFGEN |
174 | defined $a ; # OP_DEFINED |
175 | hex $a ; # OP_HEX |
176 | oct $a ; # OP_OCT |
177 | length $a ; # OP_LENGTH |
178 | substr $a,1 ; # OP_SUBSTR |
179 | vec $a,1,2 ; # OP_VEC |
180 | index $a,1,2 ; # OP_INDEX |
181 | rindex $a,1,2 ; # OP_RINDEX |
182 | sprintf $a ; # OP_SPRINTF |
183 | $a[0] ; # OP_AELEM |
184 | # OP_AELEMFAST |
185 | @a[0] ; # OP_ASLICE |
186 | #values %a ; # OP_VALUES |
187 | #keys %a ; # OP_KEYS |
188 | $a{0} ; # OP_HELEM |
189 | @a{0} ; # OP_HSLICE |
190 | unpack "a", "a" ; # OP_UNPACK |
191 | pack $a,"" ; # OP_PACK |
192 | join "" ; # OP_JOIN |
193 | (@a)[0,1] ; # OP_LSLICE |
194 | # OP_ANONLIST |
195 | # OP_ANONHASH |
196 | sort(1,2) ; # OP_SORT |
197 | reverse(1,2) ; # OP_REVERSE |
198 | # OP_RANGE |
199 | # OP_FLIP |
200 | (1 ..2) ; # OP_FLOP |
201 | caller ; # OP_CALLER |
202 | fileno STDIN ; # OP_FILENO |
203 | eof STDIN ; # OP_EOF |
204 | tell STDIN ; # OP_TELL |
205 | readlink 1; # OP_READLINK |
206 | time ; # OP_TIME |
207 | localtime ; # OP_LOCALTIME |
208 | gmtime ; # OP_GMTIME |
dfe13c55 |
209 | eval { getgrnam 1 }; # OP_GGRNAM |
210 | eval { getgrgid 1 }; # OP_GGRGID |
211 | eval { getpwnam 1 }; # OP_GPWNAM |
212 | eval { getpwuid 1 }; # OP_GPWUID |
78e1b766 |
213 | prototype "foo"; # OP_PROTOTYPE |
599cee73 |
214 | EXPECT |
42d38218 |
215 | Useless use of repeat (x) in void context at - line 3. |
599cee73 |
216 | Useless use of wantarray in void context at - line 5. |
217 | Useless use of reference-type operator in void context at - line 12. |
218 | Useless use of reference constructor in void context at - line 13. |
d6c467eb |
219 | Useless use of single ref constructor in void context at - line 14. |
599cee73 |
220 | Useless use of defined operator in void context at - line 15. |
221 | Useless use of hex in void context at - line 16. |
222 | Useless use of oct in void context at - line 17. |
223 | Useless use of length in void context at - line 18. |
224 | Useless use of substr in void context at - line 19. |
225 | Useless use of vec in void context at - line 20. |
226 | Useless use of index in void context at - line 21. |
227 | Useless use of rindex in void context at - line 22. |
228 | Useless use of sprintf in void context at - line 23. |
229 | Useless use of array element in void context at - line 24. |
230 | Useless use of array slice in void context at - line 26. |
f1612b5c |
231 | Useless use of hash element in void context at - line 29. |
599cee73 |
232 | Useless use of hash slice in void context at - line 30. |
233 | Useless use of unpack in void context at - line 31. |
234 | Useless use of pack in void context at - line 32. |
297b36dc |
235 | Useless use of join or string in void context at - line 33. |
599cee73 |
236 | Useless use of list slice in void context at - line 34. |
237 | Useless use of sort in void context at - line 37. |
238 | Useless use of reverse in void context at - line 38. |
239 | Useless use of range (or flop) in void context at - line 41. |
240 | Useless use of caller in void context at - line 42. |
241 | Useless use of fileno in void context at - line 43. |
242 | Useless use of eof in void context at - line 44. |
243 | Useless use of tell in void context at - line 45. |
244 | Useless use of readlink in void context at - line 46. |
245 | Useless use of time in void context at - line 47. |
246 | Useless use of localtime in void context at - line 48. |
247 | Useless use of gmtime in void context at - line 49. |
248 | Useless use of getgrnam in void context at - line 50. |
249 | Useless use of getgrgid in void context at - line 51. |
250 | Useless use of getpwnam in void context at - line 52. |
251 | Useless use of getpwuid in void context at - line 53. |
78e1b766 |
252 | Useless use of subroutine prototype in void context at - line 54. |
599cee73 |
253 | ######## |
254 | # op.c |
a801c63c |
255 | use warnings 'void' ; close STDIN ; |
256 | my $x = sort (2,1,3); |
257 | no warnings 'void' ; |
258 | $x = sort (2,1,3); |
259 | EXPECT |
260 | Useless use of sort in scalar context at - line 3. |
261 | ######## |
262 | # op.c |
4438c4b7 |
263 | no warnings 'void' ; close STDIN ; |
0453d815 |
264 | 1 x 3 ; # OP_REPEAT |
265 | # OP_GVSV |
266 | wantarray ; # OP_WANTARRAY |
267 | # OP_GV |
268 | # OP_PADSV |
269 | # OP_PADAV |
270 | # OP_PADHV |
271 | # OP_PADANY |
272 | # OP_AV2ARYLEN |
273 | ref ; # OP_REF |
274 | \@a ; # OP_REFGEN |
275 | \$a ; # OP_SREFGEN |
276 | defined $a ; # OP_DEFINED |
277 | hex $a ; # OP_HEX |
278 | oct $a ; # OP_OCT |
279 | length $a ; # OP_LENGTH |
280 | substr $a,1 ; # OP_SUBSTR |
281 | vec $a,1,2 ; # OP_VEC |
282 | index $a,1,2 ; # OP_INDEX |
283 | rindex $a,1,2 ; # OP_RINDEX |
284 | sprintf $a ; # OP_SPRINTF |
285 | $a[0] ; # OP_AELEM |
286 | # OP_AELEMFAST |
287 | @a[0] ; # OP_ASLICE |
288 | #values %a ; # OP_VALUES |
289 | #keys %a ; # OP_KEYS |
290 | $a{0} ; # OP_HELEM |
291 | @a{0} ; # OP_HSLICE |
292 | unpack "a", "a" ; # OP_UNPACK |
293 | pack $a,"" ; # OP_PACK |
294 | join "" ; # OP_JOIN |
295 | (@a)[0,1] ; # OP_LSLICE |
296 | # OP_ANONLIST |
297 | # OP_ANONHASH |
298 | sort(1,2) ; # OP_SORT |
299 | reverse(1,2) ; # OP_REVERSE |
300 | # OP_RANGE |
301 | # OP_FLIP |
302 | (1 ..2) ; # OP_FLOP |
303 | caller ; # OP_CALLER |
304 | fileno STDIN ; # OP_FILENO |
305 | eof STDIN ; # OP_EOF |
306 | tell STDIN ; # OP_TELL |
307 | readlink 1; # OP_READLINK |
308 | time ; # OP_TIME |
309 | localtime ; # OP_LOCALTIME |
310 | gmtime ; # OP_GMTIME |
311 | eval { getgrnam 1 }; # OP_GGRNAM |
312 | eval { getgrgid 1 }; # OP_GGRGID |
313 | eval { getpwnam 1 }; # OP_GPWNAM |
314 | eval { getpwuid 1 }; # OP_GPWUID |
78e1b766 |
315 | prototype "foo"; # OP_PROTOTYPE |
0453d815 |
316 | EXPECT |
317 | ######## |
318 | # op.c |
4438c4b7 |
319 | use warnings 'void' ; |
68c73484 |
320 | for (@{[0]}) { "$_" } # check warning isn't duplicated |
4438c4b7 |
321 | no warnings 'void' ; |
0453d815 |
322 | for (@{[0]}) { "$_" } # check warning isn't duplicated |
68c73484 |
323 | EXPECT |
324 | Useless use of string in void context at - line 3. |
325 | ######## |
326 | # op.c |
4438c4b7 |
327 | use warnings 'void' ; |
599cee73 |
328 | use Config ; |
329 | BEGIN { |
330 | if ( ! $Config{d_telldir}) { |
331 | print <<EOM ; |
332 | SKIPPED |
333 | # telldir not present |
334 | EOM |
335 | exit |
336 | } |
337 | } |
338 | telldir 1 ; # OP_TELLDIR |
4438c4b7 |
339 | no warnings 'void' ; |
0453d815 |
340 | telldir 1 ; # OP_TELLDIR |
599cee73 |
341 | EXPECT |
342 | Useless use of telldir in void context at - line 13. |
343 | ######## |
344 | # op.c |
4438c4b7 |
345 | use warnings 'void' ; |
599cee73 |
346 | use Config ; |
347 | BEGIN { |
348 | if ( ! $Config{d_getppid}) { |
349 | print <<EOM ; |
350 | SKIPPED |
351 | # getppid not present |
352 | EOM |
353 | exit |
354 | } |
355 | } |
356 | getppid ; # OP_GETPPID |
4438c4b7 |
357 | no warnings 'void' ; |
0453d815 |
358 | getppid ; # OP_GETPPID |
599cee73 |
359 | EXPECT |
360 | Useless use of getppid in void context at - line 13. |
361 | ######## |
362 | # op.c |
4438c4b7 |
363 | use warnings 'void' ; |
599cee73 |
364 | use Config ; |
365 | BEGIN { |
366 | if ( ! $Config{d_getpgrp}) { |
367 | print <<EOM ; |
368 | SKIPPED |
369 | # getpgrp not present |
370 | EOM |
371 | exit |
372 | } |
373 | } |
374 | getpgrp ; # OP_GETPGRP |
4438c4b7 |
375 | no warnings 'void' ; |
0453d815 |
376 | getpgrp ; # OP_GETPGRP |
599cee73 |
377 | EXPECT |
378 | Useless use of getpgrp in void context at - line 13. |
379 | ######## |
380 | # op.c |
4438c4b7 |
381 | use warnings 'void' ; |
599cee73 |
382 | use Config ; |
383 | BEGIN { |
384 | if ( ! $Config{d_times}) { |
385 | print <<EOM ; |
386 | SKIPPED |
387 | # times not present |
388 | EOM |
389 | exit |
390 | } |
391 | } |
392 | times ; # OP_TMS |
4438c4b7 |
393 | no warnings 'void' ; |
0453d815 |
394 | times ; # OP_TMS |
599cee73 |
395 | EXPECT |
396 | Useless use of times in void context at - line 13. |
397 | ######## |
398 | # op.c |
4438c4b7 |
399 | use warnings 'void' ; |
599cee73 |
400 | use Config ; |
401 | BEGIN { |
e96326af |
402 | if ( ! $Config{d_getprior} or $^O eq 'os2') { # Locks before fixpak22 |
599cee73 |
403 | print <<EOM ; |
404 | SKIPPED |
405 | # getpriority not present |
406 | EOM |
407 | exit |
408 | } |
409 | } |
410 | getpriority 1,2; # OP_GETPRIORITY |
4438c4b7 |
411 | no warnings 'void' ; |
0453d815 |
412 | getpriority 1,2; # OP_GETPRIORITY |
599cee73 |
413 | EXPECT |
414 | Useless use of getpriority in void context at - line 13. |
415 | ######## |
416 | # op.c |
4438c4b7 |
417 | use warnings 'void' ; |
599cee73 |
418 | use Config ; |
419 | BEGIN { |
420 | if ( ! $Config{d_getlogin}) { |
421 | print <<EOM ; |
422 | SKIPPED |
423 | # getlogin not present |
424 | EOM |
425 | exit |
426 | } |
427 | } |
428 | getlogin ; # OP_GETLOGIN |
4438c4b7 |
429 | no warnings 'void' ; |
0453d815 |
430 | getlogin ; # OP_GETLOGIN |
599cee73 |
431 | EXPECT |
432 | Useless use of getlogin in void context at - line 13. |
433 | ######## |
434 | # op.c |
4438c4b7 |
435 | use warnings 'void' ; |
599cee73 |
436 | use Config ; BEGIN { |
437 | if ( ! $Config{d_socket}) { |
438 | print <<EOM ; |
439 | SKIPPED |
440 | # getsockname not present |
441 | # getpeername not present |
442 | # gethostbyname not present |
443 | # gethostbyaddr not present |
444 | # gethostent not present |
445 | # getnetbyname not present |
446 | # getnetbyaddr not present |
447 | # getnetent not present |
448 | # getprotobyname not present |
449 | # getprotobynumber not present |
450 | # getprotoent not present |
451 | # getservbyname not present |
452 | # getservbyport not present |
453 | # getservent not present |
454 | EOM |
455 | exit |
456 | } } |
457 | getsockname STDIN ; # OP_GETSOCKNAME |
458 | getpeername STDIN ; # OP_GETPEERNAME |
459 | gethostbyname 1 ; # OP_GHBYNAME |
460 | gethostbyaddr 1,2; # OP_GHBYADDR |
461 | gethostent ; # OP_GHOSTENT |
462 | getnetbyname 1 ; # OP_GNBYNAME |
463 | getnetbyaddr 1,2 ; # OP_GNBYADDR |
464 | getnetent ; # OP_GNETENT |
465 | getprotobyname 1; # OP_GPBYNAME |
466 | getprotobynumber 1; # OP_GPBYNUMBER |
467 | getprotoent ; # OP_GPROTOENT |
468 | getservbyname 1,2; # OP_GSBYNAME |
469 | getservbyport 1,2; # OP_GSBYPORT |
470 | getservent ; # OP_GSERVENT |
0453d815 |
471 | |
4438c4b7 |
472 | no warnings 'void' ; |
0453d815 |
473 | getsockname STDIN ; # OP_GETSOCKNAME |
474 | getpeername STDIN ; # OP_GETPEERNAME |
475 | gethostbyname 1 ; # OP_GHBYNAME |
476 | gethostbyaddr 1,2; # OP_GHBYADDR |
477 | gethostent ; # OP_GHOSTENT |
478 | getnetbyname 1 ; # OP_GNBYNAME |
479 | getnetbyaddr 1,2 ; # OP_GNBYADDR |
480 | getnetent ; # OP_GNETENT |
481 | getprotobyname 1; # OP_GPBYNAME |
482 | getprotobynumber 1; # OP_GPBYNUMBER |
483 | getprotoent ; # OP_GPROTOENT |
484 | getservbyname 1,2; # OP_GSBYNAME |
485 | getservbyport 1,2; # OP_GSBYPORT |
486 | getservent ; # OP_GSERVENT |
dfe13c55 |
487 | INIT { |
488 | # some functions may not be there, so we exit without running |
489 | exit; |
490 | } |
599cee73 |
491 | EXPECT |
492 | Useless use of getsockname in void context at - line 24. |
493 | Useless use of getpeername in void context at - line 25. |
494 | Useless use of gethostbyname in void context at - line 26. |
495 | Useless use of gethostbyaddr in void context at - line 27. |
496 | Useless use of gethostent in void context at - line 28. |
497 | Useless use of getnetbyname in void context at - line 29. |
498 | Useless use of getnetbyaddr in void context at - line 30. |
499 | Useless use of getnetent in void context at - line 31. |
500 | Useless use of getprotobyname in void context at - line 32. |
501 | Useless use of getprotobynumber in void context at - line 33. |
502 | Useless use of getprotoent in void context at - line 34. |
503 | Useless use of getservbyname in void context at - line 35. |
504 | Useless use of getservbyport in void context at - line 36. |
505 | Useless use of getservent in void context at - line 37. |
506 | ######## |
507 | # op.c |
4438c4b7 |
508 | use warnings 'void' ; |
599cee73 |
509 | *a ; # OP_RV2GV |
510 | $a ; # OP_RV2SV |
511 | @a ; # OP_RV2AV |
512 | %a ; # OP_RV2HV |
4438c4b7 |
513 | no warnings 'void' ; |
0453d815 |
514 | *a ; # OP_RV2GV |
515 | $a ; # OP_RV2SV |
516 | @a ; # OP_RV2AV |
517 | %a ; # OP_RV2HV |
599cee73 |
518 | EXPECT |
519 | Useless use of a variable in void context at - line 3. |
520 | Useless use of a variable in void context at - line 4. |
521 | Useless use of a variable in void context at - line 5. |
522 | Useless use of a variable in void context at - line 6. |
523 | ######## |
524 | # op.c |
4438c4b7 |
525 | use warnings 'void' ; |
599cee73 |
526 | "abc"; # OP_CONST |
527 | 7 ; # OP_CONST |
4438c4b7 |
528 | no warnings 'void' ; |
0453d815 |
529 | "abc"; # OP_CONST |
530 | 7 ; # OP_CONST |
599cee73 |
531 | EXPECT |
532 | Useless use of a constant in void context at - line 3. |
533 | Useless use of a constant in void context at - line 4. |
534 | ######## |
535 | # op.c |
7f01dc7a |
536 | # |
e476b1b5 |
537 | use warnings 'misc' ; |
599cee73 |
538 | my $a ; my @a = () ; my %a = () ; my $b = \@a ; my $c = \%a ; |
539 | @a =~ /abc/ ; |
540 | @a =~ s/a/b/ ; |
541 | @a =~ tr/a/b/ ; |
542 | @$b =~ /abc/ ; |
543 | @$b =~ s/a/b/ ; |
544 | @$b =~ tr/a/b/ ; |
545 | %a =~ /abc/ ; |
546 | %a =~ s/a/b/ ; |
547 | %a =~ tr/a/b/ ; |
548 | %$c =~ /abc/ ; |
549 | %$c =~ s/a/b/ ; |
550 | %$c =~ tr/a/b/ ; |
0453d815 |
551 | { |
e476b1b5 |
552 | no warnings 'misc' ; |
0453d815 |
553 | my $a ; my @a = () ; my %a = () ; my $b = \@a ; my $c = \%a ; |
554 | @a =~ /abc/ ; |
555 | @a =~ s/a/b/ ; |
556 | @a =~ tr/a/b/ ; |
557 | @$b =~ /abc/ ; |
558 | @$b =~ s/a/b/ ; |
559 | @$b =~ tr/a/b/ ; |
560 | %a =~ /abc/ ; |
561 | %a =~ s/a/b/ ; |
562 | %a =~ tr/a/b/ ; |
563 | %$c =~ /abc/ ; |
564 | %$c =~ s/a/b/ ; |
565 | %$c =~ tr/a/b/ ; |
566 | } |
599cee73 |
567 | EXPECT |
42d38218 |
568 | Applying pattern match (m//) to @array will act on scalar(@array) at - line 5. |
569 | Applying substitution (s///) to @array will act on scalar(@array) at - line 6. |
f1612b5c |
570 | Applying transliteration (tr///) to @array will act on scalar(@array) at - line 7. |
42d38218 |
571 | Applying pattern match (m//) to @array will act on scalar(@array) at - line 8. |
572 | Applying substitution (s///) to @array will act on scalar(@array) at - line 9. |
f1612b5c |
573 | Applying transliteration (tr///) to @array will act on scalar(@array) at - line 10. |
42d38218 |
574 | Applying pattern match (m//) to %hash will act on scalar(%hash) at - line 11. |
575 | Applying substitution (s///) to %hash will act on scalar(%hash) at - line 12. |
f1612b5c |
576 | Applying transliteration (tr///) to %hash will act on scalar(%hash) at - line 13. |
42d38218 |
577 | Applying pattern match (m//) to %hash will act on scalar(%hash) at - line 14. |
578 | Applying substitution (s///) to %hash will act on scalar(%hash) at - line 15. |
f1612b5c |
579 | Applying transliteration (tr///) to %hash will act on scalar(%hash) at - line 16. |
24944567 |
580 | Can't modify private array in substitution (s///) at - line 6, near "s/a/b/ ;" |
f248d071 |
581 | BEGIN not safe after errors--compilation aborted at - line 18. |
599cee73 |
582 | ######## |
583 | # op.c |
8473848f |
584 | use warnings 'parenthesis' ; |
599cee73 |
585 | my $a, $b = (1,2); |
8473848f |
586 | my @foo,%bar, $quux; # there's a TAB here |
587 | no warnings 'parenthesis' ; |
0453d815 |
588 | my $c, $d = (1,2); |
599cee73 |
589 | EXPECT |
df5b6949 |
590 | Parentheses missing around "my" list at - line 3. |
8473848f |
591 | Parentheses missing around "my" list at - line 4. |
599cee73 |
592 | ######## |
593 | # op.c |
8473848f |
594 | use warnings 'parenthesis' ; |
595 | our $a, $b = (1,2); |
596 | no warnings 'parenthesis' ; |
597 | our $c, $d = (1,2); |
598 | EXPECT |
599 | Parentheses missing around "our" list at - line 3. |
600 | ######## |
601 | # op.c |
602 | use warnings 'parenthesis' ; |
599cee73 |
603 | local $a, $b = (1,2); |
8473848f |
604 | local *f, *g; |
605 | no warnings 'parenthesis' ; |
0453d815 |
606 | local $c, $d = (1,2); |
599cee73 |
607 | EXPECT |
df5b6949 |
608 | Parentheses missing around "local" list at - line 3. |
8473848f |
609 | Parentheses missing around "local" list at - line 4. |
599cee73 |
610 | ######## |
611 | # op.c |
e476b1b5 |
612 | use warnings 'bareword' ; |
599cee73 |
613 | print (ABC || 1) ; |
e476b1b5 |
614 | no warnings 'bareword' ; |
0453d815 |
615 | print (ABC || 1) ; |
599cee73 |
616 | EXPECT |
34d09196 |
617 | Bareword found in conditional at - line 3. |
599cee73 |
618 | ######## |
619 | --FILE-- abc |
620 | |
621 | --FILE-- |
622 | # op.c |
e476b1b5 |
623 | use warnings 'misc' ; |
599cee73 |
624 | open FH, "<abc" ; |
625 | $x = 1 if $x = <FH> ; |
e476b1b5 |
626 | no warnings 'misc' ; |
0453d815 |
627 | $x = 1 if $x = <FH> ; |
599cee73 |
628 | EXPECT |
629 | Value of <HANDLE> construct can be "0"; test with defined() at - line 4. |
630 | ######## |
631 | # op.c |
e476b1b5 |
632 | use warnings 'misc' ; |
599cee73 |
633 | opendir FH, "." ; |
634 | $x = 1 if $x = readdir FH ; |
e476b1b5 |
635 | no warnings 'misc' ; |
0453d815 |
636 | $x = 1 if $x = readdir FH ; |
599cee73 |
637 | closedir FH ; |
638 | EXPECT |
639 | Value of readdir() operator can be "0"; test with defined() at - line 4. |
640 | ######## |
641 | # op.c |
e476b1b5 |
642 | use warnings 'misc' ; |
599cee73 |
643 | $x = 1 if $x = <*> ; |
e476b1b5 |
644 | no warnings 'misc' ; |
0453d815 |
645 | $x = 1 if $x = <*> ; |
599cee73 |
646 | EXPECT |
647 | Value of glob construct can be "0"; test with defined() at - line 3. |
648 | ######## |
649 | # op.c |
e476b1b5 |
650 | use warnings 'misc' ; |
599cee73 |
651 | %a = (1,2,3,4) ; |
652 | $x = 1 if $x = each %a ; |
e476b1b5 |
653 | no warnings 'misc' ; |
0453d815 |
654 | $x = 1 if $x = each %a ; |
599cee73 |
655 | EXPECT |
656 | Value of each() operator can be "0"; test with defined() at - line 4. |
657 | ######## |
658 | # op.c |
e476b1b5 |
659 | use warnings 'misc' ; |
599cee73 |
660 | $x = 1 while $x = <*> and 0 ; |
e476b1b5 |
661 | no warnings 'misc' ; |
0453d815 |
662 | $x = 1 while $x = <*> and 0 ; |
599cee73 |
663 | EXPECT |
664 | Value of glob construct can be "0"; test with defined() at - line 3. |
665 | ######## |
666 | # op.c |
e476b1b5 |
667 | use warnings 'misc' ; |
599cee73 |
668 | opendir FH, "." ; |
669 | $x = 1 while $x = readdir FH and 0 ; |
e476b1b5 |
670 | no warnings 'misc' ; |
0453d815 |
671 | $x = 1 while $x = readdir FH and 0 ; |
599cee73 |
672 | closedir FH ; |
673 | EXPECT |
674 | Value of readdir() operator can be "0"; test with defined() at - line 4. |
675 | ######## |
676 | # op.c |
4438c4b7 |
677 | use warnings 'redefine' ; |
599cee73 |
678 | sub fred {} |
679 | sub fred {} |
4438c4b7 |
680 | no warnings 'redefine' ; |
0453d815 |
681 | sub fred {} |
599cee73 |
682 | EXPECT |
683 | Subroutine fred redefined at - line 4. |
684 | ######## |
685 | # op.c |
4438c4b7 |
686 | use warnings 'redefine' ; |
599cee73 |
687 | sub fred () { 1 } |
688 | sub fred () { 1 } |
4438c4b7 |
689 | no warnings 'redefine' ; |
0453d815 |
690 | sub fred () { 1 } |
599cee73 |
691 | EXPECT |
692 | Constant subroutine fred redefined at - line 4. |
693 | ######## |
694 | # op.c |
036b4402 |
695 | no warnings 'redefine' ; |
696 | sub fred () { 1 } |
697 | sub fred () { 2 } |
698 | EXPECT |
699 | Constant subroutine fred redefined at - line 4. |
700 | ######## |
701 | # op.c |
702 | no warnings 'redefine' ; |
703 | sub fred () { 1 } |
704 | *fred = sub () { 2 }; |
705 | EXPECT |
910764e6 |
706 | Constant subroutine main::fred redefined at - line 4. |
036b4402 |
707 | ######## |
708 | # op.c |
4438c4b7 |
709 | use warnings 'redefine' ; |
599cee73 |
710 | format FRED = |
711 | . |
712 | format FRED = |
713 | . |
4438c4b7 |
714 | no warnings 'redefine' ; |
0453d815 |
715 | format FRED = |
716 | . |
599cee73 |
717 | EXPECT |
718 | Format FRED redefined at - line 5. |
719 | ######## |
720 | # op.c |
e476b1b5 |
721 | use warnings 'deprecated' ; |
599cee73 |
722 | push FRED; |
e476b1b5 |
723 | no warnings 'deprecated' ; |
0453d815 |
724 | push FRED; |
599cee73 |
725 | EXPECT |
726 | Array @FRED missing the @ in argument 1 of push() at - line 3. |
727 | ######## |
728 | # op.c |
e476b1b5 |
729 | use warnings 'deprecated' ; |
599cee73 |
730 | @a = keys FRED ; |
e476b1b5 |
731 | no warnings 'deprecated' ; |
0453d815 |
732 | @a = keys FRED ; |
599cee73 |
733 | EXPECT |
734 | Hash %FRED missing the % in argument 1 of keys() at - line 3. |
735 | ######## |
736 | # op.c |
e69a2255 |
737 | BEGIN { |
738 | if ($^O eq 'MacOS') { |
739 | print <<EOM; |
740 | SKIPPED |
741 | # no exec on Mac OS |
742 | EOM |
743 | exit; |
744 | } |
745 | } |
4438c4b7 |
746 | use warnings 'syntax' ; |
dfe13c55 |
747 | exec "$^X -e 1" ; |
599cee73 |
748 | my $a |
749 | EXPECT |
16398b42 |
750 | Statement unlikely to be reached at - line 13. |
cc507455 |
751 | (Maybe you meant system() when you said exec()?) |
69794302 |
752 | ######## |
753 | # op.c |
4438c4b7 |
754 | use warnings 'deprecated' ; |
69794302 |
755 | my @a; defined(@a); |
756 | EXPECT |
f10b0346 |
757 | defined(@array) is deprecated at - line 3. |
cc507455 |
758 | (Maybe you should just omit the defined()?) |
69794302 |
759 | ######## |
760 | # op.c |
4438c4b7 |
761 | use warnings 'deprecated' ; |
69794302 |
762 | defined(@a = (1,2,3)); |
763 | EXPECT |
f10b0346 |
764 | defined(@array) is deprecated at - line 3. |
cc507455 |
765 | (Maybe you should just omit the defined()?) |
69794302 |
766 | ######## |
767 | # op.c |
4438c4b7 |
768 | use warnings 'deprecated' ; |
69794302 |
769 | my %h; defined(%h); |
770 | EXPECT |
f10b0346 |
771 | defined(%hash) is deprecated at - line 3. |
cc507455 |
772 | (Maybe you should just omit the defined()?) |
0453d815 |
773 | ######## |
774 | # op.c |
e69a2255 |
775 | BEGIN { |
776 | if ($^O eq 'MacOS') { |
777 | print <<EOM; |
778 | SKIPPED |
779 | # no exec on Mac OS |
780 | EOM |
781 | exit; |
782 | } |
783 | } |
4438c4b7 |
784 | no warnings 'syntax' ; |
0453d815 |
785 | exec "$^X -e 1" ; |
786 | my $a |
787 | EXPECT |
788 | |
789 | ######## |
790 | # op.c |
791 | sub fred(); |
792 | sub fred($) {} |
793 | EXPECT |
794 | Prototype mismatch: sub main::fred () vs ($) at - line 3. |
795 | ######## |
796 | # op.c |
797 | $^W = 0 ; |
798 | sub fred() ; |
799 | sub fred($) {} |
800 | { |
e476b1b5 |
801 | no warnings 'prototype' ; |
0453d815 |
802 | sub Fred() ; |
803 | sub Fred($) {} |
e476b1b5 |
804 | use warnings 'prototype' ; |
0453d815 |
805 | sub freD() ; |
806 | sub freD($) {} |
807 | } |
808 | sub FRED() ; |
809 | sub FRED($) {} |
810 | EXPECT |
811 | Prototype mismatch: sub main::fred () vs ($) at - line 4. |
812 | Prototype mismatch: sub main::freD () vs ($) at - line 11. |
813 | Prototype mismatch: sub main::FRED () vs ($) at - line 14. |
eb6e2d6f |
814 | ######## |
815 | # op.c |
816 | use warnings 'syntax' ; |
817 | join /---/, 'x', 'y', 'z'; |
818 | EXPECT |
819 | /---/ should probably be written as "---" at - line 3. |
767a6a26 |
820 | ######## |
821 | # op.c [Perl_peep] |
e476b1b5 |
822 | use warnings 'prototype' ; |
767a6a26 |
823 | fred() ; |
824 | sub fred ($$) {} |
e476b1b5 |
825 | no warnings 'prototype' ; |
767a6a26 |
826 | joe() ; |
827 | sub joe ($$) {} |
828 | EXPECT |
829 | main::fred() called too early to check prototype at - line 3. |
ddda08b7 |
830 | ######## |
831 | # op.c [Perl_newATTRSUB] |
832 | --FILE-- abc.pm |
833 | use warnings 'void' ; |
834 | BEGIN { $| = 1; print "in begin\n"; } |
835 | CHECK { print "in check\n"; } |
836 | INIT { print "in init\n"; } |
837 | END { print "in end\n"; } |
838 | print "in mainline\n"; |
839 | 1; |
840 | --FILE-- |
841 | use abc; |
842 | delete $INC{"abc.pm"}; |
843 | require abc; |
844 | do "abc.pm"; |
845 | EXPECT |
846 | in begin |
847 | in mainline |
848 | in check |
849 | in init |
850 | in begin |
851 | Too late to run CHECK block at abc.pm line 3. |
852 | Too late to run INIT block at abc.pm line 4. |
853 | in mainline |
854 | in begin |
855 | Too late to run CHECK block at abc.pm line 3. |
856 | Too late to run INIT block at abc.pm line 4. |
857 | in mainline |
858 | in end |
859 | in end |
860 | in end |
861 | ######## |
862 | # op.c [Perl_newATTRSUB] |
863 | --FILE-- abc.pm |
864 | no warnings 'void' ; |
865 | BEGIN { $| = 1; print "in begin\n"; } |
866 | CHECK { print "in check\n"; } |
867 | INIT { print "in init\n"; } |
868 | END { print "in end\n"; } |
869 | print "in mainline\n"; |
870 | 1; |
871 | --FILE-- |
872 | require abc; |
873 | do "abc.pm"; |
874 | EXPECT |
875 | in begin |
876 | in mainline |
877 | in begin |
878 | in mainline |
879 | in end |
880 | in end |
936edb8b |
881 | ######## |
882 | # op.c |
883 | my @x; |
f87c3213 |
884 | use warnings 'syntax' ; |
936edb8b |
885 | push(@x); |
886 | unshift(@x); |
f87c3213 |
887 | no warnings 'syntax' ; |
936edb8b |
888 | push(@x); |
889 | unshift(@x); |
890 | EXPECT |
de4864e4 |
891 | Useless use of push with no values at - line 4. |
892 | Useless use of unshift with no values at - line 5. |
a27978d3 |
893 | ######## |
894 | # op.c |
f34840d8 |
895 | # 20020401 mjd@plover.com at suggestion of jfriedl@yahoo.com |
896 | use warnings 'regexp'; |
897 | split /blah/g, "blah"; |
898 | no warnings 'regexp'; |
899 | split /blah/g, "blah"; |
900 | EXPECT |
901 | Use of /g modifier is meaningless in split at - line 4. |
276b2a0c |
902 | ######## |
903 | # op.c |
904 | use warnings 'precedence'; |
905 | $a = $b & $c == $d; |
906 | $a = $b ^ $c != $d; |
907 | $a = $b | $c > $d; |
908 | $a = $b < $c & $d; |
909 | $a = $b >= $c ^ $d; |
910 | $a = $b <= $c | $d; |
911 | $a = $b <=> $c & $d; |
2b84528b |
912 | $a &= $b == $c; $a |= $b == $c; $a ^= $b == $c; # shouldn't warn |
276b2a0c |
913 | no warnings 'precedence'; |
914 | $a = $b & $c == $d; |
915 | $a = $b ^ $c != $d; |
916 | $a = $b | $c > $d; |
917 | $a = $b < $c & $d; |
918 | $a = $b >= $c ^ $d; |
919 | $a = $b <= $c | $d; |
920 | $a = $b <=> $c & $d; |
921 | EXPECT |
922 | Possible precedence problem on bitwise & operator at - line 3. |
923 | Possible precedence problem on bitwise ^ operator at - line 4. |
924 | Possible precedence problem on bitwise | operator at - line 5. |
925 | Possible precedence problem on bitwise & operator at - line 6. |
926 | Possible precedence problem on bitwise ^ operator at - line 7. |
927 | Possible precedence problem on bitwise | operator at - line 8. |
928 | Possible precedence problem on bitwise & operator at - line 9. |
929 | ######## |
930 | # op.c |
931 | use integer; |
932 | use warnings 'precedence'; |
933 | $a = $b & $c == $d; |
934 | $a = $b ^ $c != $d; |
935 | $a = $b | $c > $d; |
936 | $a = $b < $c & $d; |
937 | $a = $b >= $c ^ $d; |
938 | $a = $b <= $c | $d; |
939 | $a = $b <=> $c & $d; |
940 | no warnings 'precedence'; |
941 | $a = $b & $c == $d; |
942 | $a = $b ^ $c != $d; |
943 | $a = $b | $c > $d; |
944 | $a = $b < $c & $d; |
945 | $a = $b >= $c ^ $d; |
946 | $a = $b <= $c | $d; |
947 | $a = $b <=> $c & $d; |
948 | EXPECT |
949 | Possible precedence problem on bitwise & operator at - line 4. |
950 | Possible precedence problem on bitwise ^ operator at - line 5. |
951 | Possible precedence problem on bitwise | operator at - line 6. |
952 | Possible precedence problem on bitwise & operator at - line 7. |
953 | Possible precedence problem on bitwise ^ operator at - line 8. |
954 | Possible precedence problem on bitwise | operator at - line 9. |
955 | Possible precedence problem on bitwise & operator at - line 10. |
ddeae0f1 |
956 | ######## |
957 | # op.c |
958 | |
959 | # ok => local() has desired effect; |
960 | # ignore=> local() silently ignored |
961 | |
962 | use warnings 'syntax'; |
963 | |
964 | local(undef); # OP_UNDEF ignore |
965 | sub lval : lvalue {}; |
966 | local(lval()); # OP_ENTERSUB |
967 | local($x **= 1); # OP_POW |
968 | local($x *= 1); # OP_MULTIPLY |
969 | local($x /= 1); # OP_DIVIDE |
970 | local($x %= 1); # OP_MODULO |
971 | local($x x= 1); # OP_REPEAT |
972 | local($x += 1); # OP_ADD |
973 | local($x -= 1); # OP_SUBTRACT |
974 | local($x .= 1); # OP_CONCAT |
975 | local($x <<= 1); # OP_LEFT_SHIFT |
976 | local($x >>= 1); # OP_RIGHT_SHIFT |
977 | local($x &= 1); # OP_BIT_AND |
978 | local($x ^= 1); # OP_BIT_XOR |
979 | local($x |= 1); # OP_BIT_OR |
980 | { |
981 | use integer; |
982 | local($x *= 1); # OP_I_MULTIPLY |
983 | local($x /= 1); # OP_I_DIVIDE |
984 | local($x %= 1); # OP_I_MODULO |
985 | local($x += 1); # OP_I_ADD |
986 | local($x -= 1); # OP_I_SUBTRACT |
987 | } |
988 | local($x?$y:$z) = 1; # OP_COND_EXPR ok |
989 | # these two are fatal run-time errors instead |
990 | #local(@$a); # OP_RV2AV ok |
991 | #local(%$a); # OP_RV2HV ok |
992 | local(*a); # OP_RV2GV ok |
993 | local(@a[1,2]); # OP_ASLICE ok |
994 | local(@a{1,2}); # OP_HSLICE ok |
995 | local(@a = (1,2)); # OP_AASSIGN |
996 | local($$x); # OP_RV2SV ok |
997 | local($#a); # OP_AV2ARYLEN |
998 | local($x = 1); # OP_SASSIGN |
999 | local($x &&= 1); # OP_ANDASSIGN |
1000 | local($x ||= 1); # OP_ORASSIGN |
1001 | local($x //= 1); # OP_DORASSIGN |
1002 | local($a[0]); # OP_AELEMFAST ok |
1003 | |
1004 | local(substr($x,0,1)); # OP_SUBSTR |
1005 | local(pos($x)); # OP_POS |
1006 | local(vec($x,0,1)); # OP_VEC |
1007 | local($a[$b]); # OP_AELEM ok |
1008 | local($a{$b}); # OP_HELEM ok |
1009 | |
1010 | no warnings 'syntax'; |
1011 | EXPECT |
1012 | Useless localization of subroutine entry at - line 10. |
1013 | Useless localization of exponentiation (**) at - line 11. |
1014 | Useless localization of multiplication (*) at - line 12. |
1015 | Useless localization of division (/) at - line 13. |
1016 | Useless localization of modulus (%) at - line 14. |
1017 | Useless localization of repeat (x) at - line 15. |
1018 | Useless localization of addition (+) at - line 16. |
1019 | Useless localization of subtraction (-) at - line 17. |
1020 | Useless localization of concatenation (.) or string at - line 18. |
1021 | Useless localization of left bitshift (<<) at - line 19. |
1022 | Useless localization of right bitshift (>>) at - line 20. |
1023 | Useless localization of bitwise and (&) at - line 21. |
1024 | Useless localization of bitwise xor (^) at - line 22. |
1025 | Useless localization of bitwise or (|) at - line 23. |
1026 | Useless localization of integer multiplication (*) at - line 26. |
1027 | Useless localization of integer division (/) at - line 27. |
1028 | Useless localization of integer modulus (%) at - line 28. |
1029 | Useless localization of integer addition (+) at - line 29. |
1030 | Useless localization of integer subtraction (-) at - line 30. |
1031 | Useless localization of list assignment at - line 39. |
1032 | Useless localization of array length at - line 41. |
1033 | Useless localization of scalar assignment at - line 42. |
1034 | Useless localization of logical and assignment (&&=) at - line 43. |
1035 | Useless localization of logical or assignment (||=) at - line 44. |
1036 | Useless localization of defined or assignment (//=) at - line 45. |
1037 | Useless localization of substr at - line 48. |
1038 | Useless localization of match position at - line 49. |
1039 | Useless localization of vec at - line 50. |