73 lines
1.2 KiB
C
73 lines
1.2 KiB
C
// To test:
|
|
// ~/cppcheck/cppcheck --dump cert-test.c && python ../cert.py -verify cert-test.c.dump
|
|
#include <time.h>
|
|
#include <stdlib.h>
|
|
|
|
struct S {
|
|
short a;
|
|
short b;
|
|
};
|
|
|
|
#pragma pack()
|
|
struct PackedStruct {
|
|
short a;
|
|
short b;
|
|
};
|
|
|
|
void dostuff(int *data);
|
|
|
|
void exp05()
|
|
{
|
|
const int x = 42;
|
|
int y = (int)x;
|
|
|
|
int *p;
|
|
p = (int *)&x; // cert-EXP05-C
|
|
|
|
const int data[] = {1,2,3,4};
|
|
dostuff(data); // cert-EXP05-C
|
|
}
|
|
|
|
void print(const char *p);
|
|
void exp05_fp() {
|
|
print("hello");
|
|
}
|
|
|
|
void exp42()
|
|
{
|
|
struct S s1 = {1,2};
|
|
struct S s2 = {1,2};
|
|
memcmp(&s1, &s2, sizeof(struct S)); // cert-EXP42-C
|
|
|
|
struct PackedStruct s3 = {1,2};
|
|
struct PackedStruct s4 = {1,2};
|
|
memcmp(&s3, &s4, sizeof(struct S));
|
|
}
|
|
|
|
void exp46()
|
|
{
|
|
if ((x == y) & z) {} // cert-EXP46-c
|
|
}
|
|
|
|
unsigned char int31(int x)
|
|
{
|
|
x = (unsigned char)1000; // cert-INT31-c
|
|
x = (signed char)0xff; // cert-INT31-c
|
|
x = (unsigned char)-1; // cert-INT31-c
|
|
x = (unsigned long long)-1; // cert-INT31-c
|
|
}
|
|
|
|
void msc30()
|
|
{
|
|
unsigned int num = rand(); // cert-MSC30-c
|
|
int rand = 5;
|
|
int a = rand;
|
|
}
|
|
|
|
void str05()
|
|
{
|
|
char *str1 = "abc"; //cert-STR05-C
|
|
wchar_t *str2 = L"hello"; //cert-STR05-C
|
|
}
|
|
|