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| CodeSonar® 9.0p0 Hot Tips | CONFIDENTIAL | CodeSecure Inc |
A designated initializer initializes the same element multiple times.
| Class Name | Over-initialized Element | ||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Significance | reliability | ||||||||||||
| Mnemonic | LANG.STRUCT.INIT.OIE | ||||||||||||
| 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,
and require the unnormalized
C ASTs for the project. To enable them, add the following
WARNING_FILTER rule and RETAIN_UNNORMALIZED_C_AST specification to the project configuration file.
RETAIN_UNNORMALIZED_C_AST = Yes WARNING_FILTER += allow class="Over-initialized Element" |
Japanese (ja)
int arr_okinit[3] = {[0]=1,[1]=2,[2]=3}; /* each element initialized once */
int arr_diffover[3] = {[0]=1,[1]=2,[1]=4,[2]=3}; /* 'Over-initialized Element' warning issued here */
int arr_sameover[3] = {[0]=1,[1]=2,[1]=2,[2]=3}; /* 'Over-initialized Element' warning issued here
* (even though initialization values are the same) */
typedef struct { int x, y; } point;
point p_dok = {.x=1,.y=2}; /* each element initialized once */
point p_doverdiff = {.x=1,.y=2,.y=3}; /* 'Over-initialized Element' warning issued here */
point p_doversame = {.x=1,.y=2,.y=2}; /* 'Over-initialized Element' warning issued here
* (even though initialization values are the same) */
The following configuration file parameters affect checks for this warning class.