/* Verify that calling strndup and strnlen with an unknown bound isn't diagnosed regardless of the size of the array and the type of the bound. { dg-do compile } { dg-options "-O -Wall" } */ #define NOIPA __attribute__ ((noipa)) typedef __SIZE_TYPE__ size_t; extern char* strndup (const char*, size_t); extern size_t strnlen (const char*, size_t); /* TO DO: Passing a zero-length array to any function is almost certainly a bug and should be diagnosed except perpaphs when the function also takes a bound and its value is known to be zero. When this is implemented this test will need to be adjusted. */ extern char a0[0]; extern char a1[1]; NOIPA char* strndup_a0_si (short n) { return strndup (a0, n); } NOIPA char* strndup_a0_i (int n) { return strndup (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a0_li (long n) { return strndup (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a0_lli (long long n) { return strndup (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a0_usi (unsigned short n) { return strndup (a0, n); } NOIPA char* strndup_a0_ui (unsigned n) { return strndup (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a0_uli (unsigned long n) { return strndup (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a0_ulli (unsigned long long n) { return strndup (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a1_si (short n) { return strndup (a1, n); } NOIPA char* strndup_a1_i (int n) { return strndup (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a1_li (long n) { return strndup (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a1_lli (long long n) { return strndup (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a1_usi (unsigned short n) { return strndup (a1, n); } NOIPA char* strndup_a1_ui (unsigned n) { return strndup (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a1_uli (unsigned long n) { return strndup (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA char* strndup_a1_ulli (unsigned long long n) { return strndup (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a0_si (short n) { return strnlen (a0, n); } NOIPA size_t strnlen_a0_i (int n) { return strnlen (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a0_li (long n) { return strnlen (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a0_lli (long long n) { return strnlen (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a0_usi (unsigned short n) { return strnlen (a0, n); } NOIPA size_t strnlen_a0_ui (unsigned n) { return strnlen (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a0_uli (unsigned long n) { return strnlen (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a0_ulli (unsigned long long n) { return strnlen (a0, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a1_si (short n) { return strnlen (a1, n); } NOIPA size_t strnlen_a1_i (int n) { return strnlen (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a1_li (long n) { return strnlen (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a1_lli (long long n) { return strnlen (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a1_usi (unsigned short n) { return strnlen (a1, n); } NOIPA size_t strnlen_a1_ui (unsigned n) { return strnlen (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a1_uli (unsigned long n) { return strnlen (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } } NOIPA size_t strnlen_a1_ulli (unsigned long long n) { return strnlen (a1, n); // { dg-bogus "\\\[-Wstringop-overread" } }