| /* Test -Wsizeof-pointer-memaccess warnings. */ |
| /* { dg-do compile } */ |
| /* { dg-options "-Wall -Wno-array-bounds -Wno-sizeof-array-argument -Wno-stringop-overflow -Wno-stringop-overread" } */ |
| /* { dg-require-effective-target alloca } */ |
| |
| typedef __SIZE_TYPE__ size_t; |
| extern void bzero (void *, size_t); |
| extern void bcopy (void *, const void *, size_t); |
| extern int bcmp (const void *, const void *, size_t); |
| |
| struct A { short a, b; int c, d; long e, f; }; |
| typedef struct A TA; |
| typedef struct A *PA; |
| typedef TA *PTA; |
| struct B {}; |
| typedef struct B TB; |
| typedef struct B *PB; |
| typedef TB *PTB; |
| typedef int X[3][3][3]; |
| |
| int |
| f1 (void *x, int z) |
| { |
| struct A a, *pa1 = &a; |
| TA *pa2 = &a; |
| PA pa3 = &a; |
| PTA pa4 = &a; |
| bzero (&a, sizeof (&a)); /* { dg-warning "call is the same expression as the destination; did you mean to remove the addressof" } */ |
| bzero (pa1, sizeof (pa1)); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bzero (pa2, sizeof pa2); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bzero (pa3, sizeof (pa3)); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bzero (pa4, sizeof pa4); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bzero (pa1, sizeof (struct A *)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bzero (pa2, sizeof (PTA)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bzero (pa3, sizeof (PA)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bzero (pa4, sizeof (__typeof (pa4))); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| |
| bcopy (x, &a, sizeof (&a)); /* { dg-warning "call is the same expression as the destination; did you mean to remove the addressof" } */ |
| bcopy (x, pa1, sizeof (pa1)); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bcopy (x, pa2, sizeof pa2); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bcopy (x, pa3, sizeof (pa3)); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bcopy (x, pa4, sizeof pa4); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bcopy (x, pa1, sizeof (struct A *)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (x, pa2, sizeof (PTA)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (x, pa3, sizeof (PA)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (x, pa4, sizeof (__typeof (pa4))); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| |
| bcopy (&a, x, sizeof (&a)); /* { dg-warning "call is the same expression as the source; did you mean to remove the addressof" } */ |
| bcopy (pa1, x, sizeof (pa1)); /* { dg-warning "call is the same expression as the source; did you mean to dereference it" } */ |
| bcopy (pa2, x, sizeof pa2); /* { dg-warning "call is the same expression as the source; did you mean to dereference it" } */ |
| bcopy (pa3, x, sizeof (pa3)); /* { dg-warning "call is the same expression as the source; did you mean to dereference it" } */ |
| bcopy (pa4, x, sizeof pa4); /* { dg-warning "call is the same expression as the source; did you mean to dereference it" } */ |
| bcopy (pa1, x, sizeof (struct A *)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the source; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (pa2, x, sizeof (PTA)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the source; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (pa3, x, sizeof (PA)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the source; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (pa4, x, sizeof (__typeof (pa4))); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the source; expected \[^\n\r\]* or an explicit length" } */ |
| |
| z += bcmp (&a, x, sizeof (&a)); /* { dg-warning "call is the same expression as the first source; did you mean to remove the addressof" } */ |
| z += bcmp (pa1, x, sizeof (pa1)); /* { dg-warning "call is the same expression as the first source; did you mean to dereference it" } */ |
| z += bcmp (pa2, x, sizeof pa2); /* { dg-warning "call is the same expression as the first source; did you mean to dereference it" } */ |
| z += bcmp (pa3, x, sizeof (pa3)); /* { dg-warning "call is the same expression as the first source; did you mean to dereference it" } */ |
| z += bcmp (pa4, x, sizeof pa4); /* { dg-warning "call is the same expression as the first source; did you mean to dereference it" } */ |
| z += bcmp (pa1, x, sizeof (struct A *)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the first source; expected \[^\n\r\]* or an explicit length" } */ |
| z += bcmp (pa2, x, sizeof (PTA)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the first source; expected \[^\n\r\]* or an explicit length" } */ |
| z += bcmp (pa3, x, sizeof (PA)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the first source; expected \[^\n\r\]* or an explicit length" } */ |
| |
| z += bcmp (x, &a, sizeof (&a)); /* { dg-warning "call is the same expression as the second source; did you mean to remove the addressof" } */ |
| z += bcmp (x, pa1, sizeof (pa1)); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, pa2, sizeof pa2); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, pa3, sizeof (pa3)); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, pa4, sizeof pa4); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, pa1, sizeof (struct A *)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the second source; expected \[^\n\r\]* or an explicit length" } */ |
| z += bcmp (x, pa2, sizeof (PTA)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the second source; expected \[^\n\r\]* or an explicit length" } */ |
| z += bcmp (x, pa3, sizeof (PA)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the second source; expected \[^\n\r\]* or an explicit length" } */ |
| |
| z += bcmp (x, (&a), (sizeof (&a))); /* { dg-warning "call is the same expression as the second source; did you mean to remove the addressof" } */ |
| z += bcmp (x, (pa1), (sizeof (pa1))); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, (pa2), (sizeof pa2)); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, (pa3), (sizeof (pa3))); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, (pa4), (sizeof pa4)); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, (pa1), (sizeof (struct A *)));/* { dg-warning "call is the same pointer type \[^\n\r\]* as the second source; expected \[^\n\r\]* or an explicit length" } */ |
| z += bcmp (x, (pa2), (sizeof (PTA))); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the second source; expected \[^\n\r\]* or an explicit length" } */ |
| z += bcmp (x, (pa3), (sizeof (PA))); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the second source; expected \[^\n\r\]* or an explicit length" } */ |
| |
| /* These are correct, no warning. */ |
| bzero (&a, sizeof a); |
| bzero (&a, sizeof (a)); |
| bzero (&a, sizeof (struct A)); |
| bzero (&a, sizeof (const struct A)); |
| bzero (&a, sizeof (volatile struct A)); |
| bzero (&a, sizeof (volatile const struct A)); |
| bzero (&a, sizeof (TA)); |
| bzero (&a, sizeof (__typeof (*&a))); |
| bzero (pa1, sizeof (*pa1)); |
| bzero (pa2, sizeof (*pa3)); |
| bzero (pa3, sizeof (__typeof (*pa3))); |
| /* These are probably broken, but obfuscated, no warning. */ |
| bzero ((void *) &a, sizeof (&a)); |
| bzero ((char *) &a, sizeof (&a)); |
| bzero (&a, sizeof (&a) + 0); |
| bzero (&a, 0 + sizeof (&a)); |
| |
| /* These are correct, no warning. */ |
| bcopy (x, &a, sizeof a); |
| bcopy (x, &a, sizeof (a)); |
| bcopy (x, &a, sizeof (struct A)); |
| bcopy (x, &a, sizeof (const struct A)); |
| bcopy (x, &a, sizeof (volatile struct A)); |
| bcopy (x, &a, sizeof (volatile const struct A)); |
| bcopy (x, &a, sizeof (TA)); |
| bcopy (x, &a, sizeof (__typeof (*&a))); |
| bcopy (x, pa1, sizeof (*pa1)); |
| bcopy (x, pa2, sizeof (*pa3)); |
| bcopy (x, pa3, sizeof (__typeof (*pa3))); |
| /* These are probably broken, but obfuscated, no warning. */ |
| bcopy (x, (void *) &a, sizeof (&a)); |
| bcopy (x, (char *) &a, sizeof (&a)); |
| bcopy (x, &a, sizeof (&a) + 0); |
| bcopy (x, &a, 0 + sizeof (&a)); |
| |
| /* These are correct, no warning. */ |
| bcopy (&a, x, sizeof a); |
| bcopy (&a, x, sizeof (a)); |
| bcopy (&a, x, sizeof (struct A)); |
| bcopy (&a, x, sizeof (const struct A)); |
| bcopy (&a, x, sizeof (volatile struct A)); |
| bcopy (&a, x, sizeof (volatile const struct A)); |
| bcopy (&a, x, sizeof (TA)); |
| bcopy (&a, x, sizeof (__typeof (*&a))); |
| bcopy (pa1, x, sizeof (*pa1)); |
| bcopy (pa2, x, sizeof (*pa3)); |
| bcopy (pa3, x, sizeof (__typeof (*pa3))); |
| /* These are probably broken, but obfuscated, no warning. */ |
| bcopy ((void *) &a, x, sizeof (&a)); |
| bcopy ((char *) &a, x, sizeof (&a)); |
| bcopy (&a, x, sizeof (&a) + 0); |
| bcopy (&a, x, 0 + sizeof (&a)); |
| |
| /* These are correct, no warning. */ |
| z += bcmp (&a, x, sizeof a); |
| z += bcmp (&a, x, sizeof (a)); |
| z += bcmp (&a, x, sizeof (struct A)); |
| z += bcmp (&a, x, sizeof (const struct A)); |
| z += bcmp (&a, x, sizeof (volatile struct A)); |
| z += bcmp (&a, x, sizeof (volatile const struct A)); |
| z += bcmp (&a, x, sizeof (TA)); |
| z += bcmp (&a, x, sizeof (__typeof (*&a))); |
| z += bcmp (pa1, x, sizeof (*pa1)); |
| z += bcmp (pa2, x, sizeof (*pa3)); |
| z += bcmp (pa3, x, sizeof (__typeof (*pa3))); |
| /* These are probably broken, but obfuscated, no warning. */ |
| z += bcmp ((void *) &a, x, sizeof (&a)); |
| z += bcmp ((char *) &a, x, sizeof (&a)); |
| z += bcmp (&a, x, sizeof (&a) + 0); |
| z += bcmp (&a, x, 0 + sizeof (&a)); |
| |
| /* These are correct, no warning. */ |
| z += bcmp (x, &a, sizeof a); |
| z += bcmp (x, &a, sizeof (a)); |
| z += bcmp (x, &a, sizeof (struct A)); |
| z += bcmp (x, &a, sizeof (const struct A)); |
| z += bcmp (x, &a, sizeof (volatile struct A)); |
| z += bcmp (x, &a, sizeof (volatile const struct A)); |
| z += bcmp (x, &a, sizeof (TA)); |
| z += bcmp (x, &a, sizeof (__typeof (*&a))); |
| z += bcmp (x, pa1, sizeof (*pa1)); |
| z += bcmp (x, pa2, sizeof (*pa3)); |
| z += bcmp (x, pa3, sizeof (__typeof (*pa3))); |
| /* These are probably broken, but obfuscated, no warning. */ |
| z += bcmp (x, (void *) &a, sizeof (&a)); |
| z += bcmp (x, (char *) &a, sizeof (&a)); |
| z += bcmp (x, &a, sizeof (&a) + 0); |
| z += bcmp (x, &a, 0 + sizeof (&a)); |
| |
| return z; |
| } |
| |
| int |
| f2 (void *x, int z) |
| { |
| struct B b, *pb1 = &b; |
| TB *pb2 = &b; |
| PB pb3 = &b; |
| PTB pb4 = &b; |
| bzero (&b, sizeof (&b)); /* { dg-warning "call is the same expression as the destination; did you mean to remove the addressof" } */ |
| bzero (pb1, sizeof (pb1)); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bzero (pb2, sizeof pb2); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bzero (pb3, sizeof (pb3)); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bzero (pb4, sizeof pb4); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bzero (pb1, sizeof (struct B *)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bzero (pb2, sizeof (PTB)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bzero (pb3, sizeof (PB)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bzero (pb4, sizeof (__typeof (pb4))); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| |
| bcopy (x, &b, sizeof (&b)); /* { dg-warning "call is the same expression as the destination; did you mean to remove the addressof" } */ |
| bcopy (x, pb1, sizeof (pb1)); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bcopy (x, pb2, sizeof pb2); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bcopy (x, pb3, sizeof (pb3)); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bcopy (x, pb4, sizeof pb4); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| bcopy (x, pb1, sizeof (struct B *)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (x, pb2, sizeof (PTB)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (x, pb3, sizeof (PB)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (x, pb4, sizeof (__typeof (pb4))); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the destination; expected \[^\n\r\]* or an explicit length" } */ |
| |
| bcopy (&b, x, sizeof (&b)); /* { dg-warning "call is the same expression as the source; did you mean to remove the addressof" } */ |
| bcopy (pb1, x, sizeof (pb1)); /* { dg-warning "call is the same expression as the source; did you mean to dereference it" } */ |
| bcopy (pb2, x, sizeof pb2); /* { dg-warning "call is the same expression as the source; did you mean to dereference it" } */ |
| bcopy (pb3, x, sizeof (pb3)); /* { dg-warning "call is the same expression as the source; did you mean to dereference it" } */ |
| bcopy (pb4, x, sizeof pb4); /* { dg-warning "call is the same expression as the source; did you mean to dereference it" } */ |
| bcopy (pb1, x, sizeof (struct B *)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the source; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (pb2, x, sizeof (PTB)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the source; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (pb3, x, sizeof (PB)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the source; expected \[^\n\r\]* or an explicit length" } */ |
| bcopy (pb4, x, sizeof (__typeof (pb4))); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the source; expected \[^\n\r\]* or an explicit length" } */ |
| |
| z += bcmp (&b, x, sizeof (&b)); /* { dg-warning "call is the same expression as the first source; did you mean to remove the addressof" } */ |
| z += bcmp (pb1, x, sizeof (pb1)); /* { dg-warning "call is the same expression as the first source; did you mean to dereference it" } */ |
| z += bcmp (pb2, x, sizeof pb2); /* { dg-warning "call is the same expression as the first source; did you mean to dereference it" } */ |
| z += bcmp (pb3, x, sizeof (pb3)); /* { dg-warning "call is the same expression as the first source; did you mean to dereference it" } */ |
| z += bcmp (pb4, x, sizeof pb4); /* { dg-warning "call is the same expression as the first source; did you mean to dereference it" } */ |
| z += bcmp (pb1, x, sizeof (struct B *)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the first source; expected \[^\n\r\]* or an explicit length" } */ |
| z += bcmp (pb2, x, sizeof (PTB)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the first source; expected \[^\n\r\]* or an explicit length" } */ |
| z += bcmp (pb3, x, sizeof (PB)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the first source; expected \[^\n\r\]* or an explicit length" } */ |
| |
| z += bcmp (x, &b, sizeof (&b)); /* { dg-warning "call is the same expression as the second source; did you mean to remove the addressof" } */ |
| z += bcmp (x, pb1, sizeof (pb1)); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, pb2, sizeof pb2); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, pb3, sizeof (pb3)); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, pb4, sizeof pb4); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| z += bcmp (x, pb1, sizeof (struct B *)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the second source; expected \[^\n\r\]* or an explicit length" } */ |
| z += bcmp (x, pb2, sizeof (PTB)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the second source; expected \[^\n\r\]* or an explicit length" } */ |
| z += bcmp (x, pb3, sizeof (PB)); /* { dg-warning "call is the same pointer type \[^\n\r\]* as the second source; expected \[^\n\r\]* or an explicit length" } */ |
| |
| /* These are correct, no warning. */ |
| bzero (&b, sizeof b); |
| bzero (&b, sizeof (b)); |
| bzero (&b, sizeof (struct B)); |
| bzero (&b, sizeof (const struct B)); |
| bzero (&b, sizeof (volatile struct B)); |
| bzero (&b, sizeof (volatile const struct B)); |
| bzero (&b, sizeof (TB)); |
| bzero (&b, sizeof (__typeof (*&b))); |
| bzero (pb1, sizeof (*pb1)); |
| bzero (pb2, sizeof (*pb3)); |
| bzero (pb3, sizeof (__typeof (*pb3))); |
| /* These are probably broken, but obfuscated, no warning. */ |
| bzero ((void *) &b, sizeof (&b)); |
| bzero ((char *) &b, sizeof (&b)); |
| bzero (&b, sizeof (&b) + 0); |
| bzero (&b, 0 + sizeof (&b)); |
| |
| /* These are correct, no warning. */ |
| bcopy (x, &b, sizeof b); |
| bcopy (x, &b, sizeof (b)); |
| bcopy (x, &b, sizeof (struct B)); |
| bcopy (x, &b, sizeof (const struct B)); |
| bcopy (x, &b, sizeof (volatile struct B)); |
| bcopy (x, &b, sizeof (volatile const struct B)); |
| bcopy (x, &b, sizeof (TB)); |
| bcopy (x, &b, sizeof (__typeof (*&b))); |
| bcopy (x, pb1, sizeof (*pb1)); |
| bcopy (x, pb2, sizeof (*pb3)); |
| bcopy (x, pb3, sizeof (__typeof (*pb3))); |
| /* These are probably broken, but obfuscated, no warning. */ |
| bcopy (x, (void *) &b, sizeof (&b)); |
| bcopy (x, (char *) &b, sizeof (&b)); |
| bcopy (x, &b, sizeof (&b) + 0); |
| bcopy (x, &b, 0 + sizeof (&b)); |
| |
| /* These are correct, no warning. */ |
| bcopy (&b, x, sizeof b); |
| bcopy (&b, x, sizeof (b)); |
| bcopy (&b, x, sizeof (struct B)); |
| bcopy (&b, x, sizeof (const struct B)); |
| bcopy (&b, x, sizeof (volatile struct B)); |
| bcopy (&b, x, sizeof (volatile const struct B)); |
| bcopy (&b, x, sizeof (TB)); |
| bcopy (&b, x, sizeof (__typeof (*&b))); |
| bcopy (pb1, x, sizeof (*pb1)); |
| bcopy (pb2, x, sizeof (*pb3)); |
| bcopy (pb3, x, sizeof (__typeof (*pb3))); |
| /* These are probably broken, but obfuscated, no warning. */ |
| bcopy ((void *) &b, x, sizeof (&b)); |
| bcopy ((char *) &b, x, sizeof (&b)); |
| bcopy (&b, x, sizeof (&b) + 0); |
| bcopy (&b, x, 0 + sizeof (&b)); |
| |
| /* These are correct, no warning. */ |
| z += bcmp (&b, x, sizeof b); |
| z += bcmp (&b, x, sizeof (b)); |
| z += bcmp (&b, x, sizeof (struct B)); |
| z += bcmp (&b, x, sizeof (const struct B)); |
| z += bcmp (&b, x, sizeof (volatile struct B)); |
| z += bcmp (&b, x, sizeof (volatile const struct B)); |
| z += bcmp (&b, x, sizeof (TB)); |
| z += bcmp (&b, x, sizeof (__typeof (*&b))); |
| z += bcmp (pb1, x, sizeof (*pb1)); |
| z += bcmp (pb2, x, sizeof (*pb3)); |
| z += bcmp (pb3, x, sizeof (__typeof (*pb3))); |
| /* These are probably broken, but obfuscated, no warning. */ |
| z += bcmp ((void *) &b, x, sizeof (&b)); |
| z += bcmp ((char *) &b, x, sizeof (&b)); |
| z += bcmp (&b, x, sizeof (&b) + 0); |
| z += bcmp (&b, x, 0 + sizeof (&b)); |
| |
| /* These are correct, no warning. */ |
| z += bcmp (x, &b, sizeof b); |
| z += bcmp (x, &b, sizeof (b)); |
| z += bcmp (x, &b, sizeof (struct B)); |
| z += bcmp (x, &b, sizeof (const struct B)); |
| z += bcmp (x, &b, sizeof (volatile struct B)); |
| z += bcmp (x, &b, sizeof (volatile const struct B)); |
| z += bcmp (x, &b, sizeof (TB)); |
| z += bcmp (x, &b, sizeof (__typeof (*&b))); |
| z += bcmp (x, pb1, sizeof (*pb1)); |
| z += bcmp (x, pb2, sizeof (*pb3)); |
| z += bcmp (x, pb3, sizeof (__typeof (*pb3))); |
| /* These are probably broken, but obfuscated, no warning. */ |
| z += bcmp (x, (void *) &b, sizeof (&b)); |
| z += bcmp (x, (char *) &b, sizeof (&b)); |
| z += bcmp (x, &b, sizeof (&b) + 0); |
| z += bcmp (x, &b, 0 + sizeof (&b)); |
| |
| return z; |
| } |
| |
| int |
| f3 (void *x, char *y, int z, X w) |
| { |
| unsigned char *y1 = (unsigned char *) __builtin_alloca (z + 16); |
| char buf1[7]; |
| signed char buf2[z + 32]; |
| long buf3[17]; |
| int *buf4[9]; |
| signed char *y2 = buf2; |
| char c; |
| char *y3; |
| bzero (y, sizeof (y)); /* { dg-warning "call is the same expression as the destination; did you mean to provide an explicit length" } */ |
| bzero (y1, sizeof (y1)); /* { dg-warning "call is the same expression as the destination; did you mean to provide an explicit length" } */ |
| bzero (y2, sizeof (y2)); /* { dg-warning "call is the same expression as the destination; did you mean to provide an explicit length" } */ |
| bzero (&c, sizeof (&c)); /* { dg-warning "call is the same expression as the destination; did you mean to remove the addressof" } */ |
| bzero (w, sizeof w); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| |
| bcopy (x, y, sizeof (y)); /* { dg-warning "call is the same expression as the destination; did you mean to provide an explicit length" } */ |
| bcopy (x, y1, sizeof (y1)); /* { dg-warning "call is the same expression as the destination; did you mean to provide an explicit length" } */ |
| bcopy (x, y2, sizeof (y2)); /* { dg-warning "call is the same expression as the destination; did you mean to provide an explicit length" } */ |
| bcopy (x, &c, sizeof (&c)); /* { dg-warning "call is the same expression as the destination; did you mean to remove the addressof" } */ |
| bcopy (x, w, sizeof w); /* { dg-warning "call is the same expression as the destination; did you mean to dereference it" } */ |
| |
| bcopy (y, x, sizeof (y)); /* { dg-warning "call is the same expression as the source; did you mean to provide an explicit length" } */ |
| bcopy (y1, x, sizeof (y1)); /* { dg-warning "call is the same expression as the source; did you mean to provide an explicit length" } */ |
| bcopy (y2, x, sizeof (y2)); /* { dg-warning "call is the same expression as the source; did you mean to provide an explicit length" } */ |
| bcopy (&c, x, sizeof (&c)); /* { dg-warning "call is the same expression as the source; did you mean to remove the addressof" } */ |
| bcopy (w, x, sizeof w); /* { dg-warning "call is the same expression as the source; did you mean to dereference it" } */ |
| |
| z += bcmp (y, x, sizeof (y)); /* { dg-warning "call is the same expression as the first source; did you mean to provide an explicit length" } */ |
| z += bcmp (y1, x, sizeof (y1)); /* { dg-warning "call is the same expression as the first source; did you mean to provide an explicit length" } */ |
| z += bcmp (y2, x, sizeof (y2)); /* { dg-warning "call is the same expression as the first source; did you mean to provide an explicit length" } */ |
| z += bcmp (&c, x, sizeof (&c)); /* { dg-warning "call is the same expression as the first source; did you mean to remove the addressof" } */ |
| z += bcmp (w, x, sizeof w); /* { dg-warning "call is the same expression as the first source; did you mean to dereference it" } */ |
| |
| z += bcmp (x, y, sizeof (y)); /* { dg-warning "call is the same expression as the second source; did you mean to provide an explicit length" } */ |
| z += bcmp (x, y1, sizeof (y1)); /* { dg-warning "call is the same expression as the second source; did you mean to provide an explicit length" } */ |
| z += bcmp (x, y2, sizeof (y2)); /* { dg-warning "call is the same expression as the second source; did you mean to provide an explicit length" } */ |
| z += bcmp (x, &c, sizeof (&c)); /* { dg-warning "call is the same expression as the second source; did you mean to remove the addressof" } */ |
| z += bcmp (x, w, sizeof w); /* { dg-warning "call is the same expression as the second source; did you mean to dereference it" } */ |
| |
| /* These are correct, no warning. */ |
| bzero (y, sizeof (*y)); |
| bzero (y1, sizeof (*y2)); |
| bzero (buf1, sizeof buf1); |
| bzero (buf3, sizeof (buf3)); |
| bzero (&buf3[0], sizeof (buf3)); |
| bzero (&buf4[0], sizeof (buf4)); |
| bzero (w, sizeof (X)); |
| /* These are probably broken, but obfuscated, no warning. */ |
| bzero ((void *) y, sizeof (y)); |
| bzero ((char *) y1, sizeof (y2)); |
| bzero (y, sizeof (y) + 0); |
| bzero (y1, 0 + sizeof (y2)); |
| bzero ((void *) &c, sizeof (&c)); |
| bzero ((signed char *) &c, sizeof (&c)); |
| bzero (&c, sizeof (&c) + 0); |
| bzero (&c, 0 + sizeof (&c)); |
| |
| /* These are correct, no warning. */ |
| bcopy (x, y, sizeof (*y)); |
| bcopy (x, y1, sizeof (*y2)); |
| bcopy (x, buf1, sizeof buf1); |
| bcopy (x, buf3, sizeof (buf3)); |
| bcopy (x, &buf3[0], sizeof (buf3)); |
| bcopy (x, &buf4[0], sizeof (buf4)); |
| bcopy (y, &y3, sizeof (y3)); |
| bcopy (y, (char *) &y3, sizeof (y3)); |
| bcopy (x, w, sizeof (X)); |
| /* These are probably broken, but obfuscated, no warning. */ |
| bcopy (x, (void *) y, sizeof (y)); |
| bcopy (x, (char *) y1, sizeof (y2)); |
| bcopy (x, y, sizeof (y) + 0); |
| bcopy (x, y1, 0 + sizeof (y2)); |
| bcopy (x, (void *) &c, sizeof (&c)); |
| bcopy (x, (signed char *) &c, sizeof (&c)); |
| bcopy (x, &c, sizeof (&c) + 0); |
| bcopy (x, &c, 0 + sizeof (&c)); |
| |
| /* These are correct, no warning. */ |
| bcopy (y, x, sizeof (*y)); |
| bcopy (y1, x, sizeof (*y2)); |
| bcopy (buf1, x, sizeof buf1); |
| bcopy (buf3, x, sizeof (buf3)); |
| bcopy (&buf3[0], x, sizeof (buf3)); |
| bcopy (&buf4[0], x, sizeof (buf4)); |
| bcopy (&y3, y, sizeof (y3)); |
| bcopy ((char *) &y3, y, sizeof (y3)); |
| bcopy (w, x, sizeof (X)); |
| /* These are probably broken, but obfuscated, no warning. */ |
| bcopy ((void *) y, x, sizeof (y)); |
| bcopy ((char *) y1, x, sizeof (y2)); |
| bcopy (y, x, sizeof (y) + 0); |
| bcopy (y1, x, 0 + sizeof (y2)); |
| bcopy ((void *) &c, x, sizeof (&c)); |
| bcopy ((signed char *) &c, x, sizeof (&c)); |
| bcopy (&c, x, sizeof (&c) + 0); |
| bcopy (&c, x, 0 + sizeof (&c)); |
| |
| /* These are correct, no warning. */ |
| z += bcmp (y, x, sizeof (*y)); |
| z += bcmp (y1, x, sizeof (*y2)); |
| z += bcmp (buf1, x, sizeof buf1); |
| z += bcmp (buf3, x, sizeof (buf3)); |
| z += bcmp (&buf3[0], x, sizeof (buf3)); |
| z += bcmp (&buf4[0], x, sizeof (buf4)); |
| z += bcmp (&y3, y, sizeof (y3)); |
| z += bcmp ((char *) &y3, y, sizeof (y3)); |
| z += bcmp (w, x, sizeof (X)); |
| /* These are probably broken, but obfuscated, no warning. */ |
| z += bcmp ((void *) y, x, sizeof (y)); |
| z += bcmp ((char *) y1, x, sizeof (y2)); |
| z += bcmp (y, x, sizeof (y) + 0); |
| z += bcmp (y1, x, 0 + sizeof (y2)); |
| z += bcmp ((void *) &c, x, sizeof (&c)); |
| z += bcmp ((signed char *) &c, x, sizeof (&c)); |
| z += bcmp (&c, x, sizeof (&c) + 0); |
| z += bcmp (&c, x, 0 + sizeof (&c)); |
| |
| /* These are correct, no warning. */ |
| z += bcmp (x, y, sizeof (*y)); |
| z += bcmp (x, y1, sizeof (*y2)); |
| z += bcmp (x, buf1, sizeof buf1); |
| z += bcmp (x, buf3, sizeof (buf3)); |
| z += bcmp (x, &buf3[0], sizeof (buf3)); |
| z += bcmp (x, &buf4[0], sizeof (buf4)); |
| z += bcmp (y, &y3, sizeof (y3)); |
| z += bcmp (y, (char *) &y3, sizeof (y3)); |
| z += bcmp (x, w, sizeof (X)); |
| /* These are probably broken, but obfuscated, no warning. */ |
| z += bcmp (x, (void *) y, sizeof (y)); |
| z += bcmp (x, (char *) y1, sizeof (y2)); |
| z += bcmp (x, y, sizeof (y) + 0); |
| z += bcmp (x, y1, 0 + sizeof (y2)); |
| z += bcmp (x, (void *) &c, sizeof (&c)); |
| z += bcmp (x, (signed char *) &c, sizeof (&c)); |
| z += bcmp (x, &c, sizeof (&c) + 0); |
| z += bcmp (x, &c, 0 + sizeof (&c)); |
| |
| return z; |
| } |
