| /* 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" } |
| } |