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// RUN: clang-cc %s -emit-llvm -o -
// PR1895
// sizeof function
int zxcv(void);
int x=sizeof(zxcv);
int y=__alignof__(zxcv);
void *test(int *i) {
short a = 1;
i += a;
i + a;
a + i;
}
_Bool test2b;
int test2() { if (test2b); return 0; }
// PR1921
int test3() {
const unsigned char *bp;
bp -= (short)1;
}
// PR2080 - sizeof void
int t1 = sizeof(void);
int t2 = __alignof__(void);
void test4() {
t1 = sizeof(void);
t2 = __alignof__(void);
t1 = sizeof(test4());
t2 = __alignof__(test4());
}
// 'const float' promotes to double in varargs.
int test5(const float x, float float_number) {
return __builtin_isless(x, float_number);
}
// this one shouldn't fold
int ola() {
int a=2;
if ((0, (int)a) & 2) { return 1; }
return 2;
}
// this one shouldn't fold as well
void eMaisUma() {
double t[1];
if (*t)
return;
}
// rdar://6520707
void f0(void (*fp)(void), void (*fp2)(void)) {
int x = fp - fp2;
}
// noop casts as lvalues.
struct X {
int Y;
};
struct X foo();
int bar() {
return ((struct X)foo()).Y + 1;
}
// PR3809: INC/DEC of function pointers.
void f2(void);
unsigned f1(void) {
void (*fp)(void) = f2;
++fp;
fp++;
--fp;
fp--;
return (unsigned) fp;
}
union f3_x {int x; float y;};
int f3() {return ((union f3_x)2).x;}
union f4_y {int x; _Complex float y;};
_Complex float f4() {return ((union f4_y)(_Complex float)2.0).y;}
struct f5_a { int a; } f5_a;
union f5_z {int x; struct f5_a y;};
struct f5_a f5() {return ((union f5_z)f5_a).y;}
// ?: in "lvalue"
struct s6 { int f0; };
int f6(int a0, struct s6 a1, struct s6 a2) {
return (a0 ? a1 : a2).f0;
}
// PR4026
void f7() {
__func__;
}
// PR4067
int f8() {
return ({ foo(); }).Y;
}
// rdar://6880558
struct S;
struct C {
int i;
struct S *tab[];
};
struct S { struct C c; };
void f9(struct S *x) {
foo(((void)1, x->c).tab[0]);
}
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