322 lines
4.7 KiB
C
322 lines
4.7 KiB
C
// To test:
|
|
// ~/cppcheck/cppcheck --dump misra-test.c && python misra.py -verify misra-test.c.dump
|
|
|
|
#include "path\file.h" // 20.2
|
|
#include /*abc*/ "file.h" // 20.3
|
|
#include <setjmp.h> // 21.4
|
|
#include <signal.h> // 21.5
|
|
#include <tgmath.h> // 21.11
|
|
|
|
typedef unsigned char u8;
|
|
typedef unsigned short u16;
|
|
typedef unsigned int u32;
|
|
typedef unsigned long long u64;
|
|
|
|
//// 3.1
|
|
|
|
void misra_5_1() {
|
|
int a123456789012345678901234567890; // no-warning
|
|
int a1234567890123456789012345678901; // 5.1
|
|
}
|
|
|
|
void misra_5_3() {
|
|
u8 x=1;
|
|
if (y!=0) {
|
|
u8 x=2; // 5.3
|
|
} else {}
|
|
}
|
|
|
|
#define m54_123456789012345678901234567890123456789012345678901234567890 1 // 5.4
|
|
#define m54_1234567890123456789012345678901234567890123456789012345678901 2 // 5.4
|
|
|
|
#define m55(x,y) (x+y)
|
|
int m55; // 5.5
|
|
|
|
void misra_7_1() {
|
|
int x = 066; // 7.1
|
|
}
|
|
|
|
void misra_7_3() {
|
|
int x = 12l; // 7.3
|
|
int x = 12lu; // 7.3
|
|
}
|
|
|
|
extern int a811[]; // 8.11
|
|
|
|
enum e812 {
|
|
A=3,
|
|
B=3 // 8.12
|
|
};
|
|
|
|
void misra_8_14(char * restrict str) {} // 8.14
|
|
|
|
void misra_9_5() {
|
|
int x[] = {[0]=23}; // 9.5
|
|
}
|
|
|
|
void misra_10_4(u8 x, u16 y) {
|
|
z = x + y; // 10.4
|
|
}
|
|
|
|
void misra_10_6(u8 x) {
|
|
u16 y = x+x; // 10.6
|
|
}
|
|
|
|
void misra_10_8(u8 x) {
|
|
y = (u16)x;
|
|
y = (u16)(x+x); // 10.8
|
|
}
|
|
|
|
void misra_11_3(u8* p) {
|
|
x = (u64*)p; // 11.3
|
|
}
|
|
|
|
void misra_11_4(u8*p) {
|
|
u64 y = (u64)p; // 11.4
|
|
}
|
|
|
|
void misra_11_5(void *p) {
|
|
x = (u8 *)p; // 11.5
|
|
}
|
|
|
|
void misra_11_6() {
|
|
void *p;
|
|
p = (void*)123; // 11.6
|
|
x = (u64)p; // 11.6
|
|
}
|
|
|
|
struct Fred {}; struct Wilma {};
|
|
void misra_11_7(struct Fred *fred) {
|
|
struct Wilma *wilma = (struct Wilma *)fred; // 11.7
|
|
}
|
|
|
|
char * misra_11_8(const char *str) {
|
|
return (char *)str; // 11.8
|
|
}
|
|
|
|
#define MISRA_11_9 ((void*)0) // 11.9
|
|
|
|
void misra_12_1() {
|
|
sz = sizeof x + y; // 12.1
|
|
a = (b * c) + d;
|
|
a = b << c + d; // 12.1
|
|
}
|
|
|
|
void misra_12_2(u8 x) {
|
|
a = x << 8; // 12.2
|
|
}
|
|
|
|
void misra_12_3() {
|
|
f((1,2),3); // TODO
|
|
for (i=0;i<10;i++,j++){} // 12.3
|
|
}
|
|
|
|
void misra_12_4() {
|
|
x = 123456u * 123456u; // 12.4
|
|
}
|
|
|
|
void misra_13_1(int *p) {
|
|
volatile int v;
|
|
int a[3] = {0, (*p)++, 2}; // 13.1
|
|
int b[2] = {v,1}; // TODO
|
|
}
|
|
|
|
void misra_13_3() {
|
|
x = y++; // 13.3
|
|
}
|
|
|
|
void misra_13_4() {
|
|
if (x != (y = z)) {} // 13.4
|
|
else {}
|
|
}
|
|
|
|
void misra_13_5() {
|
|
if (x && (y++ < 123)){} // 13.5
|
|
else {}
|
|
}
|
|
|
|
void misra_13_6() {
|
|
return sizeof(x++); // 13.6
|
|
}
|
|
|
|
void misra_14_1() {
|
|
for (float f=0.1f; f<1.0f; f += 0.1f){} // 14.1
|
|
}
|
|
|
|
void misra_14_2() {
|
|
for (dostuff();a<10;a++) {} // 14.2
|
|
for (;i++<10;) {} // 14.2
|
|
for (;i<10;dostuff()) {} // TODO
|
|
// TODO check more variants
|
|
}
|
|
|
|
void misra_14_4() {
|
|
if (x+4){} // 14.4
|
|
else {}
|
|
}
|
|
|
|
void misra_15_1() {
|
|
goto a1; // 15.1
|
|
a1:
|
|
}
|
|
|
|
void misra_15_2() {
|
|
label:
|
|
goto label; // 15.2 15.1
|
|
}
|
|
|
|
void misra_15_3() {
|
|
if (x!=0) {
|
|
goto L1; // 15.3 15.1
|
|
if (y!=0) {
|
|
L1:
|
|
} else {}
|
|
} else {}
|
|
}
|
|
|
|
int misra_15_5() {
|
|
if (x!=0) {
|
|
return 1; // 15.5
|
|
} else {}
|
|
return 2;
|
|
}
|
|
|
|
void misra_15_6() {
|
|
if (x!=0); // 15.6
|
|
else{}
|
|
|
|
#if A>1 // no-warning
|
|
(void)0;
|
|
#endif
|
|
|
|
do {} while (x<0); // no-warning
|
|
}
|
|
|
|
void misra_15_7() {
|
|
if (x!=0){} // 15.7
|
|
}
|
|
|
|
void misra_16_2() {
|
|
switch (x) {
|
|
default:
|
|
break;
|
|
case 1:
|
|
while (y>4) {
|
|
case 2: break; // 16.2
|
|
}
|
|
break;
|
|
}
|
|
}
|
|
|
|
void misra_16_3() {
|
|
switch (x) {
|
|
case 1:
|
|
case 2:
|
|
a=1;
|
|
case 3: // 16.3
|
|
a=2;
|
|
// fallthrough
|
|
case 5:
|
|
break;
|
|
default: break;
|
|
}
|
|
}
|
|
|
|
void misra_16_4() {
|
|
switch (x) { // 16.4
|
|
case 1:
|
|
break;
|
|
case 2:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void misra_16_5() {
|
|
switch (x) {
|
|
case 1:
|
|
break;
|
|
default: // 16.5
|
|
break;
|
|
case 2:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void misra_16_6() {
|
|
switch (x) { // 16.6
|
|
default:
|
|
break;
|
|
}
|
|
|
|
switch (x) {
|
|
case 1: {break;}
|
|
case 2: {break;}
|
|
default: {break;}
|
|
}
|
|
}
|
|
|
|
void misra_16_7() {
|
|
switch (x != 123) { // 16.7
|
|
case 1:
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
|
|
void misra_17_1() {
|
|
va_list(); // 17.1
|
|
va_arg(); // 17.1
|
|
va_start(); // 17.1
|
|
va_end(); // 17.1
|
|
va_copy(); // 17.1
|
|
}
|
|
|
|
void misra_17_6(int x[static 20]) {} // 17.6
|
|
|
|
void misra_17_8(int x) {
|
|
x = 3; // 17.8
|
|
}
|
|
|
|
void misra_18_5() {
|
|
int *** p; // 18.5
|
|
}
|
|
|
|
void misra_18_8(int x) {
|
|
int buf1[10];
|
|
int buf2[sizeof(int)];
|
|
int vla[x]; // 18.8
|
|
}
|
|
|
|
union misra_19_2 { }; // 19.2
|
|
|
|
#include "notfound.h" // 20.1
|
|
|
|
#define int short // 20.4
|
|
#undef X // 20.5
|
|
|
|
void misra_21_3() {
|
|
p1=malloc(10); // 21.3
|
|
p2=calloc(10); // 21.3
|
|
realloc(10); // 21.3
|
|
free(p1); // 21.3
|
|
}
|
|
|
|
void misra_21_7() {
|
|
atof(str); // 21.7
|
|
atoi(str); // 21.7
|
|
atol(str); // 21.7
|
|
atoll(str); // 21.7
|
|
}
|
|
|
|
void misra_21_8() {
|
|
abort(); // 21.8
|
|
getenv("foo"); // 21.8
|
|
system(""); // 21.8
|
|
}
|
|
|
|
void misra_21_9() {
|
|
bsearch(key,base,num,size,cmp); // 21.9
|
|
qsort(base,num,size,cmp); // 21.9
|
|
}
|