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A typedef statement specifies a type name that is identical to one or more other identifiers.
See Identifier Classes for related warning classes.
| Class Name | Non-unique Identifiers: Typedef | ||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Significance | style | ||||||||||||||||||
| Mnemonic | LANG.ID.NU.TYPE | ||||||||||||||||||
| Categories |
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| Availability | Available for C and C++. |
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| Enabling | Checks for this warning class are
disabled by default. To enable them, add the following WARNING_FILTER
rule to the project configuration file.
WARNING_FILTER += allow class="Non-unique Identifiers: Typedef" |
Suppose fileA.c and fileB.c are both in the analyzed software (but not necessarily in the same compilation unit).
Japanese (ja)
/* LANG.ID.NU.TYPE.a.c */
#define typedefA 1
extern int typedefB;
void typedefC(void);
/* LANG.ID.NU.TYPE.b.c */ typedef int typedefA; /* 'Non-unique Identifiers: Typedef' warning issued here */ typedef int typedefB; /* 'Non-unique Identifiers: Typedef' warning issued here */ typedef int typedefC; /* 'Non-unique Identifiers: Typedef' warning issued here */
The following configuration file parameters affect checks for this warning class.