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c90-printf-2.c, [...]: Determine the type for intmax_t in the compiler using __typeof__ and the type...

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* gcc.dg/c90-printf-2.c, gcc.dg/c90-scanf-2.c: Determine the type
	for intmax_t in the compiler using __typeof__ and the type rules
	for conditional expressions.

From-SVN: r36873
This commit is contained in:
Joseph Myers 2000-10-15 21:30:17 +01:00 • committed by Joseph Myers
parent 1fd2f51018
commit d79d42daae
3 changed files with 40 additions and 16 deletions
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6
gcc/testsuite/ChangeLog
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@ -1,3 +1,9 @@
2000-10-15 Joseph S. Myers <jsm28@cam.ac.uk>
* gcc.dg/c90-printf-2.c, gcc.dg/c90-scanf-2.c: Determine the type
for intmax_t in the compiler using __typeof__ and the type rules
for conditional expressions.
2000-10-13 Jakub Jelinek <jakub@redhat.com>
* gcc.dg/20001012-1.c: New test.

25
gcc/testsuite/gcc.dg/c90-printf-2.c
View file

@ -13,14 +13,23 @@ __extension__ typedef long long int llong;
/* This next definition is a kludge. When GCC has a <stdint.h> it
should be used.
*/
#include <limits.h>
#if INT_MAX == __LONG_LONG_MAX__
typedef int intmax_t;
#elif LONG_MAX == __LONG_LONG_MAX__
typedef long intmax_t;
#else
__extension__ typedef long long intmax_t;
#endif
/* (T *) if E is zero, (void *) otherwise. */
#define type_if_not(T, E) __typeof__(0 ? (T *)0 : (void *)(E))
/* (T *) if E is nonzero, (void *) otherwise. */
#define type_if(T, E) type_if_not(T, !(E))
/* Combine pointer types, all but one (void *). */
#define type_comb2(T1, T2) __typeof__(0 ? (T1)0 : (T2)0)
#define type_comb3(T1, T2, T3) type_comb2(T1, type_comb2(T2, T3))
#define maybe_int_ptr type_if(int, sizeof(int) == sizeof(llong))
#define maybe_long_ptr type_if(long, sizeof(long) == sizeof(llong) && sizeof(long) > sizeof(int))
#define maybe_long_long_ptr type_if(llong, sizeof(llong) > sizeof(long))
#define intmax_type_ptr type_comb3(maybe_int_ptr, maybe_long_ptr, maybe_long_long_ptr)
typedef __typeof__(*((intmax_type_ptr)0)) intmax_t;
extern int printf (const char *, ...);

25
gcc/testsuite/gcc.dg/c90-scanf-2.c
View file

@ -13,14 +13,23 @@ __extension__ typedef long long int llong;
/* This next definition is a kludge. When GCC has a <stdint.h> it
should be used.
*/
#include <limits.h>
#if INT_MAX == __LONG_LONG_MAX__
typedef int intmax_t;
#elif LONG_MAX == __LONG_LONG_MAX__
typedef long intmax_t;
#else
__extension__ typedef long long intmax_t;
#endif
/* (T *) if E is zero, (void *) otherwise. */
#define type_if_not(T, E) __typeof__(0 ? (T *)0 : (void *)(E))
/* (T *) if E is nonzero, (void *) otherwise. */
#define type_if(T, E) type_if_not(T, !(E))
/* Combine pointer types, all but one (void *). */
#define type_comb2(T1, T2) __typeof__(0 ? (T1)0 : (T2)0)
#define type_comb3(T1, T2, T3) type_comb2(T1, type_comb2(T2, T3))
#define maybe_int_ptr type_if(int, sizeof(int) == sizeof(llong))
#define maybe_long_ptr type_if(long, sizeof(long) == sizeof(llong) && sizeof(long) > sizeof(int))
#define maybe_long_long_ptr type_if(llong, sizeof(llong) > sizeof(long))
#define intmax_type_ptr type_comb3(maybe_int_ptr, maybe_long_ptr, maybe_long_long_ptr)
typedef __typeof__(*((intmax_type_ptr)0)) intmax_t;
extern int scanf (const char *, ...);