test/sharing.out

   1
   2 sharing1.c: (in function f)
   3 sharing1.c:12:12: Only storage x not released before return
   4    sharing1.c:8:24: Storage x becomes only
   5 sharing1.c:13:2: Only storage x not released before return
   6    sharing1.c:8:24: Storage x becomes only
   7 sharing1.c: (in function f2)
   8 sharing1.c:19:12: Only storage y not released before return
   9    sharing1.c:15:43: Storage y becomes only
  10 sharing1.c: (in function f3)
  11 sharing1.c:24:3: Only storage x assigned to shared: globshared1 = x
  12    sharing1.c:22:25: Storage x becomes only
  13 sharing1.c:25:2: Only storage x not released before return
  14    sharing1.c:22:25: Storage x becomes only
  15 sharing1.c: (in function f4)
  16 sharing1.c:29:3: Only storage zonly (type int *) not released before
  17                     assignment: zonly = x
  18    sharing1.c:6:19: Storage zonly becomes only
  19 sharing1.c: (in function g)
  20 sharing1.c:41:7: Implicitly temp storage imp passed as only param: f3 (imp)
  21 sharing1.c:42:4: Variable imp used after being released
  22    sharing1.c:41:7: Storage imp released
  23 sharing1.c:44:12: Immediate address &x passed as only param: f (&x, ...)
  24 sharing1.c:44:12: Parameter 1 (&x) to function f is declared only but is
  25                      aliased by parameter 2 (&x)
  26 sharing1.c:48:14: Possibly null storage y3 passed as non-null param:
  27                      f2 (y3, ...)
  28    sharing1.c:37:13: Storage y3 may become null
  29 sharing1.c:48:14: Passed storage y3 not completely defined (*y3 is undefined):
  30                      f2 (y3, ...)
  31 sharing1.c:48:18: Parameter 2 (y3) to function f2 is declared only but is
  32                      aliased by parameter 1 (y3)
  33 sharing1.c:50:4: Variable y3 used after being released
  34    sharing1.c:48:18: Storage y3 released
  35 sharing1.c:51:12: Possibly null storage y passed as non-null param: f (y, ...)
  36    sharing1.c:35:12: Storage y may become null
  37 sharing1.c:51:12: Passed storage y not completely defined (*y is undefined):
  38                      f (y, ...)
  39 sharing1.c:52:12: Shared storage globshared1 passed as only param:
  40                      f (globshared1, ...)
  41    sharing1.c:4:19: Storage globshared1 becomes shared
  42 sharing1.c:56:9: Shared storage globshared2 passed as only param:
  43                     free (globshared2)
  44    sharing1.c:5:19: Storage globshared2 becomes shared
  45 sharing1.c:59:11: Variable y used after being released
  46    sharing1.c:51:12: Storage y released
  47 sharing1.c:59:13: Fresh storage y2 not released before return
  48    sharing1.c:36:33: Fresh storage y2 allocated
  49 sharing1.c:59:13: Function returns with global globonly referencing released
  50                      storage
  51    sharing1.c:57:9: Storage globonly is released
  52
  53 Finished checking --- 21 code warnings, as expected
  54
  55 sharing3.c: (in function string_copy)
  56 sharing3.c:17:10: Implicitly temp storage s returned as only: s
  57 sharing3.c: (in function string_free1)
  58 sharing3.c:32:9: Implicitly temp storage s passed as only param: free (s)
  59 sharing3.c: (in function string_free3)
  60 sharing3.c:45:2: Fresh storage t not released before return
  61    sharing3.c:42:29: Fresh storage t allocated
  62
  63 Finished checking --- 3 code warnings, as expected
  64
  65 sharing4.c: (in function f)
  66 sharing4.c:18:3: Only storage globonly1 (type char *) not released before
  67                     assignment: globonly1 = only1
  68    sharing4.c:1:20: Storage globonly1 becomes only
  69 sharing4.c:23:3: Only storage globonly4 (type char *) not released before
  70                     assignment: globonly4 = shared1
  71    sharing4.c:4:20: Storage globonly4 becomes only
  72 sharing4.c:23:3: Shared storage shared1 assigned to only: globonly4 = shared1
  73    sharing4.c:14:26: Storage shared1 becomes shared
  74 sharing4.c:27:3: Only storage globonly5 assigned to shared:
  75                     globshared1 = globonly5
  76    sharing4.c:5:20: Storage globonly5 becomes only
  77 sharing4.c:30:3: Only storage globonly1 assigned to shared (local1 aliases
  78                     globonly1): globshared1 = local1
  79    sharing4.c:1:20: Storage globonly1 becomes only
  80 sharing4.c:30:3: Kept storage only1 assigned to shared (local1 aliases only1):
  81                     globshared1 = local1
  82    sharing4.c:18:3: Storage only1 becomes kept
  83 sharing4.c:32:3: Only storage assigned to shared:
  84                     globshared1 = string_copy(local1)
  85 sharing4.c:34:3: Temp storage temp2 assigned to shared: globshared2 = temp2
  86    sharing4.c:13:37: Storage temp2 becomes temp
  87 sharing4.c:35:3: Only storage globonly4 (type char *) not released before
  88                     assignment: globonly4 = temp1
  89    sharing4.c:4:20: Storage globonly4 becomes only
  90 sharing4.c:35:3: Implicitly temp storage temp1 assigned to only:
  91                     globonly4 = temp1
  92 sharing4.c:38:9: Shared storage shared1 passed as only param: free (shared1)
  93    sharing4.c:14:26: Storage shared1 becomes shared
  94 sharing4.c:42:12: Only storage only3 not released before return
  95    sharing4.c:12:72: Storage only3 becomes only
  96 sharing4.c:42:12: Function returns with global globonly3 referencing released
  97                      storage
  98    sharing4.c:21:9: Storage globonly3 is released
  99
 100 Finished checking --- 13 code warnings, as expected
 101
 102 sharing4.c: (in function f)
 103 sharing4.c:18:3: Only storage globonly1 (type char *) not released before
 104                     assignment: globonly1 = only1
 105    sharing4.c:1:20: Storage globonly1 becomes only
 106 sharing4.c:23:3: Only storage globonly4 (type char *) not released before
 107                     assignment: globonly4 = shared1
 108    sharing4.c:4:20: Storage globonly4 becomes only
 109 sharing4.c:23:3: Shared storage shared1 assigned to only: globonly4 = shared1
 110    sharing4.c:14:26: Storage shared1 becomes shared
 111 sharing4.c:27:3: Only storage globonly5 assigned to shared:
 112                     globshared1 = globonly5
 113    sharing4.c:5:20: Storage globonly5 becomes only
 114 sharing4.c:30:3: Only storage globonly1 assigned to shared (local1 aliases
 115                     globonly1): globshared1 = local1
 116    sharing4.c:1:20: Storage globonly1 becomes only
 117 sharing4.c:30:3: Kept storage only1 assigned to shared (local1 aliases only1):
 118                     globshared1 = local1
 119    sharing4.c:18:3: Storage only1 becomes kept
 120 sharing4.c:32:3: Only storage assigned to shared:
 121                     globshared1 = string_copy(local1)
 122 sharing4.c:34:3: Temp storage temp2 assigned to shared: globshared2 = temp2
 123    sharing4.c:13:37: Storage temp2 becomes temp
 124 sharing4.c:35:3: Only storage globonly4 (type char *) not released before
 125                     assignment: globonly4 = temp1
 126    sharing4.c:4:20: Storage globonly4 becomes only
 127 sharing4.c:38:9: Shared storage shared1 passed as only param: free (shared1)
 128    sharing4.c:14:26: Storage shared1 becomes shared
 129 sharing4.c:42:12: Only storage only3 not released before return
 130    sharing4.c:12:72: Storage only3 becomes only
 131 sharing4.c:42:12: Function returns with global globonly3 referencing released
 132                      storage
 133    sharing4.c:21:9: Storage globonly3 is released
 134
 135 Finished checking --- 12 code warnings, as expected
 136
 137 sharing5.c: (in function f)
 138 sharing5.c:13:4: Variable only1 used after being released
 139    sharing5.c:12:9: Storage only1 released
 140 sharing5.c:22:5: Clauses exit with local2 referencing local storage in true
 141                     branch, shared storage in false branch
 142    sharing5.c:21:7: Storage local2 becomes shared
 143 sharing5.c:24:9: Shared storage shared passed as only param (local2 aliases
 144                     shared): free (local2)
 145    sharing5.c:5:27: Storage shared becomes shared
 146 sharing5.c:27:4: Dereference of possibly null pointer localp: *localp
 147    sharing5.c:26:12: Storage localp may become null
 148 sharing5.c:32:3: Fresh storage localp (type char **) not released before
 149                     assignment: localp = &only3
 150    sharing5.c:26:3: Fresh storage localp allocated
 151 sharing5.c:33:2: Only storage only3 not released before return
 152    sharing5.c:4:73: Storage only3 becomes only
 153
 154 Finished checking --- 6 code warnings, as expected