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/* Test for integer promotion rules: C90 subset of types. */
/* Origin: Joseph Myers <jsm@polyomino.org.uk> */
/* { dg-do compile } */
/* { dg-options "-std=iso9899:1990 -pedantic-errors" } */
#include <limits.h>
#define CHECK(T1, T2, TC) \
do { \
T1 a = 0; \
T2 b = 0; \
TC *c = 0; \
__typeof__(a+b) *d = 0; \
c = d; \
d = c; \
} while (0)
void
f (void)
{
/* One type is unsigned long. */
CHECK(unsigned long, unsigned long, unsigned long);
CHECK(unsigned int, unsigned long, unsigned long);
CHECK(unsigned long, unsigned int, unsigned long);
CHECK(int, unsigned long, unsigned long);
CHECK(long, unsigned long, unsigned long);
CHECK(unsigned long, int, unsigned long);
CHECK(unsigned long, long, unsigned long);
/* long and unsigned int. */
#if LONG_MAX >= UINT_MAX
CHECK(unsigned int, long, long);
CHECK(long, unsigned int, long);
#else
CHECK(unsigned int, long, unsigned long);
CHECK(long, unsigned int, unsigned long);
#endif
/* One type is long. */
CHECK(long, long, long);
CHECK(int, long, long);
CHECK(long, int, long);
/* One type is unsigned int. */
CHECK(unsigned int, unsigned int, unsigned int);
CHECK(int, unsigned int, unsigned int);
CHECK(unsigned int, int, unsigned int);
/* Otherwise int. */
CHECK(int, int, int);
}
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