12 %s may be used before set
13 maybe %s used before set
14 %s unused in function %s
15 %s set but not used in function %s
16 argument %s unused in function %s
17 static [variable, function] %s unused
18 %s declared extern but never used
20 long conversion may lose accuracy
21 comparison of unsigned with negative constant
22 unsigned comparison with 0?
23 degenerate unsigned comparison
24 nonportable character comparison
25 possible pointer alignment problem
27 %s evaluation order undefined
30 constant in conditional context
31 use if-else construction
34 [case, default] statement in strange context
36 function %s has return(e); and return;
38 function %s declared %s but no value returned
46 %s arg %d used inconsistently
48 %s value declared inconsistently
49 %s used but not defined
50 %s defined (%s(%d)) but never used
51 %s declared but never defined
52 %s value is used but none is returned
53 %s returns value which is [sometimes, always] ignored
54 %s also defined in library