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/* PR c/63357 */
/* { dg-do compile } */
/* { dg-options "-Wlogical-op" } */
#ifndef __cplusplus
# define bool _Bool
# define true 1
# define false 0
#endif
#if __SIZEOF_INT__ < 4
__extension__ typedef __INT32_TYPE__ int32_t;
__extension__ typedef __UINT32_TYPE__ uint32_t;
__extension__ typedef __INT16_TYPE__ int16_t;
#else
typedef int int32_t;
typedef unsigned int uint32_t;
typedef short int16_t;
#endif
extern int32_t bar (void);
extern int32_t *p;
struct R { int32_t a, b; } S;
void
andfn (int32_t a, int32_t b)
{
if (a && a) {} /* { dg-warning "logical .and. of equal expressions" } */
if (!a && !a) {} /* { dg-warning "logical .and. of equal expressions" } */
if (!!a && !!a) {} /* { dg-warning "logical .and. of equal expressions" } */
if (a > 0 && a > 0) {} /* { dg-warning "logical .and. of equal expressions" } */
if (a < 0 && a < 0) {} /* { dg-warning "logical .and. of equal expressions" } */
if (a == 0 && a == 0) {} /* { dg-warning "logical .and. of equal expressions" } */
if (a <= 0 && a <= 0) {} /* { dg-warning "logical .and. of equal expressions" } */
if (a >= 0 && a >= 0) {} /* { dg-warning "logical .and. of equal expressions" } */
if (a == 0 && !(a != 0)) {} /* { dg-warning "logical .and. of equal expressions" } */
if (a && a && a) {} /* { dg-warning "logical .and. of equal expressions" } */
if ((a + 1) && (a + 1)) {} /* { dg-warning "logical .and. of equal expressions" } */
if ((10 * a) && (a * 10)) {} /* { dg-warning "logical .and. of equal expressions" } */
if (!!a && a) {} /* { dg-warning "logical .and. of equal expressions" } */
if (*p && *p) {} /* { dg-warning "logical .and. of equal expressions" } */
if (p[0] && p[0]) {} /* { dg-warning "logical .and. of equal expressions" } */
if (S.a && S.a) {} /* { dg-warning "logical .and. of equal expressions" } */
if ((bool) a && (bool) a) {} /* { dg-warning "logical .and. of equal expressions" } */
if ((uint32_t) a && a) {} /* { dg-warning "logical .and. of equal expressions" } */
/* Stay quiet here. */
if (a && b) {}
if (!a && !b) {}
if (!!a && !!b) {}
if (a > 0 && b > 0) {}
if (a < 0 && b < 0) {}
if (a == 0 && b == 0) {}
if (a <= 0 && b <= 0) {}
if (a >= 0 && b >= 0) {}
if (a > 0 && a > 1) {}
if (a > -2 && a > 1) {}
if (a && (int16_t) a) {}
if ((char) a && a) {}
if (++a && a) {}
if (++a && ++a) {}
if (a && --a) {}
if (a && a / 2) {}
if (bar () && bar ()) {}
if (p && *p) {}
if (p[0] && p[1]) {}
if (S.a && S.b) {}
}
void
orfn (int32_t a, int32_t b)
{
if (a || a) {} /* { dg-warning "logical .or. of equal expressions" } */
if (!a || !a) {} /* { dg-warning "logical .or. of equal expressions" } */
if (!!a || !!a) {} /* { dg-warning "logical .or. of equal expressions" } */
if (a > 0 || a > 0) {} /* { dg-warning "logical .or. of equal expressions" } */
if (a < 0 || a < 0) {} /* { dg-warning "logical .or. of equal expressions" } */
if (a == 0 || a == 0) {} /* { dg-warning "logical .or. of equal expressions" } */
if (a <= 0 || a <= 0) {} /* { dg-warning "logical .or. of equal expressions" } */
if (a >= 0 || a >= 0) {} /* { dg-warning "logical .or. of equal expressions" } */
if (a == 0 || !(a != 0)) {} /* { dg-warning "logical .or. of equal expressions" } */
if (a || a || a) {} /* { dg-warning "logical .or. of equal expressions" } */
if ((a + 1) || (a + 1)) {} /* { dg-warning "logical .or. of equal expressions" } */
if ((10 * a) || (a * 10)) {} /* { dg-warning "logical .or. of equal expressions" } */
if (!!a || a) {} /* { dg-warning "logical .or. of equal expressions" } */
if (*p || *p) {} /* { dg-warning "logical .or. of equal expressions" } */
if (p[0] || p[0]) {} /* { dg-warning "logical .or. of equal expressions" } */
if (S.a || S.a) {} /* { dg-warning "logical .or. of equal expressions" } */
if ((bool) a || (bool) a) {} /* { dg-warning "logical .or. of equal expressions" } */
if ((uint32_t) a || a) {} /* { dg-warning "logical .or. of equal expressions" } */
/* Stay quiet here. */
if (a || b) {}
if (!a || !b) {}
if (!!a || !!b) {}
if (a > 0 || b > 0) {}
if (a < 0 || b < 0) {}
if (a == 0 || b == 0) {}
if (a <= 0 || b <= 0) {}
if (a >= 0 || b >= 0) {}
if (a > 0 || a > 1) {}
if (a > -2 || a > 1) {}
if (a || (int16_t) a) {}
if ((char) a || a) {}
if (++a || a) {}
if (++a || ++a) {}
if (a || --a) {}
if (a || a / 2) {}
if (bar () || bar ()) {}
if (p || *p) {}
if (p[0] || p[1]) {}
if (S.a || S.b) {}
}
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