diff options
Diffstat (limited to 'clang/test/Sema/pointer-addition.c')
| -rw-r--r-- | clang/test/Sema/pointer-addition.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/clang/test/Sema/pointer-addition.c b/clang/test/Sema/pointer-addition.c index 95f364fc676..81a1dc06c1f 100644 --- a/clang/test/Sema/pointer-addition.c +++ b/clang/test/Sema/pointer-addition.c @@ -2,13 +2,18 @@ typedef struct S S; // expected-note{{forward declaration of 'struct S'}} void a(S* b, void* c) { + void (*fp)(int) = 0; b++; // expected-error {{arithmetic on pointer to incomplete type}} b += 1; // expected-error {{arithmetic on pointer to incomplete type}} c++; // expected-warning {{use of GNU void* extension}} c += 1; // expected-warning {{use of GNU void* extension}} + c--; // expected-warning {{use of GNU void* extension}} + c -= 1; // expected-warning {{use of GNU void* extension}} b = 1+b; // expected-error {{arithmetic on pointer to incomplete type}} /* The next couple tests are only pedantic warnings in gcc */ void (*d)(S*,void*) = a; - d += 1; // expected-error {{arithmetic on pointer to function type}}} - d++; // expected-error {{arithmetic on pointer to function type}}} + d += 1; // expected-warning {{arithmetic on pointer to function type 'void (*)(S *, void *)' is a GNU extension}} + d++; // expected-warning {{arithmetic on pointer to function type 'void (*)(S *, void *)' is a GNU extension}}} + d--; // expected-warning {{arithmetic on pointer to function type 'void (*)(S *, void *)' is a GNU extension}} + d -= 1; // expected-warning {{arithmetic on pointer to function type 'void (*)(S *, void *)' is a GNU extension}} } |
