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// RUN: %clang_cc1 -fsyntax-only -verify %s
void test1() {
if (sizeof (int){ 1}) {} // sizeof compound literal
if (sizeof (int)) {} // sizeof type
(void)(int)4; // cast.
(void)(int){4}; // compound literal.
int A = (struct{ int a;}){ 1}.a;
}
int test2(int a, int b) {
return a ? (void)a,b : a;
}
int test3(int a, int b, int c) {
return a = b = c;
}
int test4() {
test4();
return 0;
}
struct X0 { struct { struct { int c[10][9]; } b; } a; };
int test_offsetof() {
(void)__builtin_offsetof(struct X0, a.b.c[4][5]);
return 0;
}
void test_sizeof(){
int arr[10];
(void)sizeof arr[0];
(void)sizeof(arr[0]);
(void)sizeof(arr)[0];
}
// PR3418
int test_leading_extension() {
__extension__ (*(char*)0) = 1; // expected-warning {{indirection of non-volatile null pointer}} \
// expected-note {{consider using __builtin_trap}}
return 0;
}
// PR3972
int test5(int);
int test6(void) {
return test5( // expected-note {{to match}}
test5(1)
; // expected-error {{expected ')'}}
}
// PR8394
void test7() {
({} // expected-note {{to match}}
; // expected-error {{expected ')'}}
}
// PR16992
struct pr16992 { int x; };
void func_16992 () {
int x1 = sizeof int; // expected-error {{expected parentheses around type name in sizeof expression}}
int x2 = sizeof struct pr16992; // expected-error {{expected parentheses around type name in sizeof expression}}
int x3 = __alignof int; // expected-error {{expected parentheses around type name in __alignof expression}}
int x4 = _Alignof int; // expected-error {{expected parentheses around type name in _Alignof expression}}
}
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