c90-printf-2.c, [...]: Determine the type for intmax_t in the compiler using __typeof__ and the type...
* 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
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@ -1,3 +1,9 @@
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2000-10-15 Joseph S. Myers <jsm28@cam.ac.uk>
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* gcc.dg/c90-printf-2.c, gcc.dg/c90-scanf-2.c: Determine the type
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for intmax_t in the compiler using __typeof__ and the type rules
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for conditional expressions.
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2000-10-13 Jakub Jelinek <jakub@redhat.com>
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* gcc.dg/20001012-1.c: New test.
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@ -13,14 +13,23 @@ __extension__ typedef long long int llong;
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/* This next definition is a kludge. When GCC has a <stdint.h> it
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should be used.
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*/
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#include <limits.h>
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#if INT_MAX == __LONG_LONG_MAX__
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typedef int intmax_t;
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#elif LONG_MAX == __LONG_LONG_MAX__
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typedef long intmax_t;
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#else
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__extension__ typedef long long intmax_t;
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#endif
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/* (T *) if E is zero, (void *) otherwise. */
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#define type_if_not(T, E) __typeof__(0 ? (T *)0 : (void *)(E))
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/* (T *) if E is nonzero, (void *) otherwise. */
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#define type_if(T, E) type_if_not(T, !(E))
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/* Combine pointer types, all but one (void *). */
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#define type_comb2(T1, T2) __typeof__(0 ? (T1)0 : (T2)0)
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#define type_comb3(T1, T2, T3) type_comb2(T1, type_comb2(T2, T3))
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#define maybe_int_ptr type_if(int, sizeof(int) == sizeof(llong))
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#define maybe_long_ptr type_if(long, sizeof(long) == sizeof(llong) && sizeof(long) > sizeof(int))
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#define maybe_long_long_ptr type_if(llong, sizeof(llong) > sizeof(long))
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#define intmax_type_ptr type_comb3(maybe_int_ptr, maybe_long_ptr, maybe_long_long_ptr)
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typedef __typeof__(*((intmax_type_ptr)0)) intmax_t;
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extern int printf (const char *, ...);
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@ -13,14 +13,23 @@ __extension__ typedef long long int llong;
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/* This next definition is a kludge. When GCC has a <stdint.h> it
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should be used.
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*/
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#include <limits.h>
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#if INT_MAX == __LONG_LONG_MAX__
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typedef int intmax_t;
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#elif LONG_MAX == __LONG_LONG_MAX__
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typedef long intmax_t;
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#else
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__extension__ typedef long long intmax_t;
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#endif
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/* (T *) if E is zero, (void *) otherwise. */
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#define type_if_not(T, E) __typeof__(0 ? (T *)0 : (void *)(E))
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/* (T *) if E is nonzero, (void *) otherwise. */
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#define type_if(T, E) type_if_not(T, !(E))
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/* Combine pointer types, all but one (void *). */
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#define type_comb2(T1, T2) __typeof__(0 ? (T1)0 : (T2)0)
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#define type_comb3(T1, T2, T3) type_comb2(T1, type_comb2(T2, T3))
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#define maybe_int_ptr type_if(int, sizeof(int) == sizeof(llong))
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#define maybe_long_ptr type_if(long, sizeof(long) == sizeof(llong) && sizeof(long) > sizeof(int))
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#define maybe_long_long_ptr type_if(llong, sizeof(llong) > sizeof(long))
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#define intmax_type_ptr type_comb3(maybe_int_ptr, maybe_long_ptr, maybe_long_long_ptr)
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typedef __typeof__(*((intmax_type_ptr)0)) intmax_t;
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extern int scanf (const char *, ...);
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