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| Code Block | ||
|---|---|---|
| ||
size_t count_whitespace(char const *s) {
char const *t = s;
while (isspace((unsigned char)*t))
++t;
return t - s;
}
|
Risk Assessment
Passing values to character handling functions that cannot be represented as an unsigned char may result in unintended program behavior.
Rule | Severity | Likelihood | Remediation Cost | Priority | Level |
|---|---|---|---|---|---|
INT37-C | 1 (low) | 1 (unlikely) | 3 (low) | P3 | L3 |
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| Wiki Markup |
|---|
\[[ISO/IEC 9899-1999|AA. C References#ISO/IEC 9899-1999]\] Section 7.4, "Character handling <ctype.h>" \[[Kettlewell 02|AA. C References#Kettle 02]\] Section 1.1, "<ctype.h> And Characters Types" |