+++ /dev/null
-/* Preprocessor arithmetic semantic tests. */
-
-/* Copyright (C) 2002 Free Software Foundation, Inc. */
-/* Source: Neil Booth, 26 May 2002. */
-
-/* The file tests overflow warnings for, and values of, preprocessor
- arithmetic that are dependent on target precision.
-
- Please keep changes to arith-2.c and arith-3.c in sync. */
-
-/* { dg-do preprocess } */
-/* { dg-options "-std=c89 -fno-show-column" } */
-
-#include <limits.h>
-
-#define APPEND2(NUM, SUFF) NUM ## SUFF
-#define APPEND(NUM, SUFF) APPEND2(NUM, SUFF)
-
-#define TARGET_UTYPE_MAX ULONG_MAX
-
-/* The tests in this file depend only on the macros defined in this
- #if block. Note that it is no good calculating these values, as
- the intent is to test both the preprocessor's number parser and
- arithmetic. */
-#if TARGET_UTYPE_MAX == 65535UL
-
-# define TARG_PRECISION 16
-# define MAX_INT 32767
-# define MAX_UINT 65535
-
-# define TARG_MAX_HEX 0x7fff
-# define TARG_MAX_OCT 077777
-# define TARG_MAX_PLUS_1 32768L
-# define TARG_MAX_PLUS_1_U 32768UL
-# define TARG_MAX_PLUS_1_HEX 0x8000
-# define TARG_MAX_PLUS_1_OCT 0100000
-# define UTARG_MAX_HEX 0xffff
-# define UTARG_MAX_OCT 0177777
-# define UTARG_MAX_PLUS_1 65536L
-# define UTARG_MAX_PLUS_1_HEX 0x10000
-# define UTARG_MAX_PLUS_1_OCT 0200000
-
-# define TARG_LOWPART_PLUS_1 256L
-# define TARG_LOWPART_PLUS_1_U 256UL
-
- /* Division and modulo; anything that uses the high half in both
- dividend and divisor. */
-# define LONG_UDIVISION 61234UL / 260L
-# define LONG_UDIVISION_ANSWER 235
-# define LONG_SDIVISION -15000L / 299L
-# define LONG_SDIVISION_ANSWER -50
-# define LONG_UMODULO 61234UL % 260L
-# define LONG_UMODULO_ANSWER 134
-# define LONG_SMODULO -15000L % 299L
-# define LONG_SMODULO_ANSWER -50
-
-#elif TARGET_UTYPE_MAX == 4294967295UL
-
-# define TARG_PRECISION 32
-# define MAX_INT 2147483647
-# define MAX_UINT 4294967295
-
-# define TARG_MAX_HEX 0x7fffffff
-# define TARG_MAX_OCT 017777777777
-# define TARG_MAX_PLUS_1 2147483648L
-# define TARG_MAX_PLUS_1_U 2147483648UL
-# define TARG_MAX_PLUS_1_HEX 0x80000000
-# define TARG_MAX_PLUS_1_OCT 020000000000
-# define UTARG_MAX_HEX 0xffffffff
-# define UTARG_MAX_OCT 037777777777
-# define UTARG_MAX_PLUS_1 4294967296L
-# define UTARG_MAX_PLUS_1_HEX 0x100000000
-# define UTARG_MAX_PLUS_1_OCT 040000000000
-
-# define TARG_LOWPART_PLUS_1 65536
-# define TARG_LOWPART_PLUS_1_U 65536UL
-
- /* Division and modulo; anything that uses the high half in both
- dividend and divisor. */
-# define LONG_UDIVISION 268335456UL / 70000L
-# define LONG_UDIVISION_ANSWER 3833
-# define LONG_SDIVISION -368335456L / 123456L
-# define LONG_SDIVISION_ANSWER -2983
-# define LONG_UMODULO 268335456UL % 70000L
-# define LONG_UMODULO_ANSWER 25456
-# define LONG_SMODULO -368335456L % 123456L
-# define LONG_SMODULO_ANSWER -66208
-
-#elif TARGET_UTYPE_MAX == 18446744073709551615UL
-
-# define TARG_PRECISION 64
-# define MAX_INT 9223372036854775807
-# define MAX_UINT 18446744073709551615
-
-# define TARG_MAX_HEX 0x7fffffffffffffff
-# define TARG_MAX_OCT 0777777777777777777777
-# define TARG_MAX_PLUS_1 9223372036854775808L
-# define TARG_MAX_PLUS_1_U 9223372036854775808UL
-# define TARG_MAX_PLUS_1_HEX 0x8000000000000000
-# define TARG_MAX_PLUS_1_OCT 01000000000000000000000
-# define UTARG_MAX_HEX 0xffffffffffffffff
-# define UTARG_MAX_OCT 01777777777777777777777
-# define UTARG_MAX_PLUS_1 18446744073709551616L
-# define UTARG_MAX_PLUS_1_HEX 0x10000000000000000
-# define UTARG_MAX_PLUS_1_OCT 02000000000000000000000
-
-# define TARG_LOWPART_PLUS_1 4294967296
-# define TARG_LOWPART_PLUS_1_U 4294967296U
-
- /* Division and modulo; anything that uses the high half in both
- dividend and divisor. */
-# define LONG_UDIVISION 235184372088832UL / 17279869184L
-# define LONG_UDIVISION_ANSWER 13610
-# define LONG_SDIVISION -234582345927345L / 12345678901L
-# define LONG_SDIVISION_ANSWER -19001
-# define LONG_UMODULO 235184372088832UL % 17279869184L
-# define LONG_UMODULO_ANSWER 5352494592L
-# define LONG_SMODULO -234582345927345L % 12345678901L
-# define LONG_SMODULO_ANSWER -2101129444L
-
-#else
-
-# error Please extend the macros here so that this file tests your target
-
-#endif
-
-/* Create more macros based on the above. */
-#define TARG_PART_BITS (TARG_PRECISION / 2)
-#define TARG_MIN (-TARG_MAX - 1)
-#define TARG_MAX APPEND (MAX_INT, L)
-#define TARG_MAX_U APPEND (MAX_INT, UL)
-#define UTARG_MAX APPEND (MAX_UINT, L)
-#define UTARG_MAX_U APPEND (MAX_UINT, UL)
-
-/* And now the tests. */
-
-#if TARG_MAX /* { dg-bogus "so large" } */
-#endif
-#if TARG_MAX_PLUS_1_HEX /* { dg-bogus "so large" } */
-#endif
-#if TARG_MAX_PLUS_1_OCT /* { dg-bogus "so large" } */
-#endif
-
-#if UTARG_MAX /* { dg-warning "so large" } */
-#endif
-#if UTARG_MAX_PLUS_1 /* { dg-error "too large" } */
-#endif
-#if UTARG_MAX_PLUS_1_HEX /* { dg-error "too large" } */
-#endif
-#if UTARG_MAX_HEX /* { dg-bogus "too large" } */
-#endif
-#if UTARG_MAX_PLUS_1_OCT /* { dg-error "too large" } */
-#endif
-#if UTARG_MAX_OCT /* { dg-bogus "too large" } */
-#endif
-
-#if TARG_MAX < 0 || TARG_MAX_PLUS_1 < 0 /* { dg-warning "so large" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if UTARG_MAX_HEX < 0 || TARG_MAX_HEX < 0
-# error /* { dg-bogus "error" } */
-#endif
-
-#if UTARG_MAX_OCT < 0 || TARG_MAX_OCT < 0
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -1 != UTARG_MAX_U
-# error /* { dg-bogus "error" } */
-#endif
-
-
-
-
-/* Test each operator correctly warns of overflow conditions, and
- gives the right answer. */
-
-/* Binary +. */
-#if TARG_MAX + 1 != TARG_MIN /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -TARG_MAX + -2 != TARG_MAX /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -TARG_MAX + -1 != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_MAX_U + 1 != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -TARG_MAX_U + -2 != TARG_MAX /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-
-
-
-/* Binary -. */
-#if TARG_MAX - -1 != TARG_MIN /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -TARG_MAX - 2 != TARG_MAX /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -TARG_MAX - 1 != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_MAX_U - -1 != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -TARG_MAX_U - 2 != TARG_MAX /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-
-
-
-
-/* Binary *. */
-#if TARG_LOWPART_PLUS_1 * (TARG_LOWPART_PLUS_1 >> 1) != TARG_MIN /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if (TARG_LOWPART_PLUS_1 >> 1) * TARG_LOWPART_PLUS_1 != TARG_MIN /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if (TARG_LOWPART_PLUS_1 << 1) * (TARG_LOWPART_PLUS_1 + 1) != (TARG_LOWPART_PLUS_1 << 1) /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_MAX * 1 != TARG_MAX /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if (TARG_MAX >> 1) * 2 != TARG_MAX - 1 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if (TARG_LOWPART_PLUS_1_U + 61) * (TARG_LOWPART_PLUS_1 << 1) != 61 * (TARG_LOWPART_PLUS_1 << 1) /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if (TARG_LOWPART_PLUS_1 >> 1) * TARG_LOWPART_PLUS_1_U != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if 1 * TARG_MIN != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-
-
-
-/* Binary /. */
-#if TARG_MIN / -1 != TARG_MIN /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_MIN / 1 != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -TARG_MAX_PLUS_1_U / -1 != 0 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -5 / (2 - 2) /* { dg-error "division by zero" } */
-#endif
-
-#if LONG_UDIVISION != LONG_UDIVISION_ANSWER
-# error /* { dg-bogus "error" } */
-#endif
-
-#if LONG_SDIVISION != LONG_SDIVISION_ANSWER
-# error /* { dg-bogus "error" } */
-#endif
-
-/* Binary %. Cannot overflow. */
-#if -5 % (2 - 2) /* { dg-error "division by zero" } */
-#endif
-
-#if TARG_MIN % 1 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if LONG_UMODULO != LONG_UMODULO_ANSWER
-# error /* { dg-bogus "error" } */
-#endif
-
-#if LONG_SMODULO != LONG_SMODULO_ANSWER
-# error /* { dg-bogus "error" } */
-#endif
-
-#if 234 % -1U != 234
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_MIN % -1U != TARG_MIN
-# error /* { dg-bogus "error" } */
-#endif
-
-/* Binary << and Binary >>, the latter cannot overflow. */
-#if -1 >> 3 != -1 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_MAX >> 3 != TARG_MAX / 8 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if 0 << 256 != 0 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if 1 << 256 != 0 /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if 1U << 256 != 0 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_MAX << 1 != -2 /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_MAX_U << 1 != -2 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_LOWPART_PLUS_1 << TARG_PART_BITS != 0 /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_LOWPART_PLUS_1 << (TARG_PART_BITS - 1) != TARG_MIN /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_LOWPART_PLUS_1_U << (TARG_PART_BITS - 1) != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_LOWPART_PLUS_1 << (TARG_PART_BITS - 2) != (TARG_MAX_PLUS_1_U >> 1) /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-/* Test how the sign bit is handled. */
-#if (TARG_MIN << 1) != 0 /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if (TARG_MAX_PLUS_1_U << 1) != 0 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if (TARG_MIN >> 1) != 3U << (TARG_PRECISION - 2) /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if (TARG_MAX_PLUS_1_U >> 1) != 1 << (TARG_PRECISION - 2) /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-
-
-/* Unary -. It can overflow in just one case. */
-#if -TARG_MIN != TARG_MIN /* { dg-warning "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if - -TARG_MAX != TARG_MAX /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-
-
-
-/* Unary +, ~, and !. They cannot overflow. */
-#if +TARG_MAX != TARG_MAX /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if !TARG_MAX + !TARG_MIN != 0 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if ~TARG_MAX , ~TARG_MIN != TARG_MAX /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-
-
-
-/* Bitwise &, ^, |. They cannot overflow. */
-#if (TARG_MAX & -1), (TARG_MIN & -1) != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_MAX | -1, (TARG_MIN | -1) != -1 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if TARG_MAX ^ -1, (TARG_MIN ^ -1) != TARG_MAX /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-
-
-
-/* Comparison operators. They cannot overflow. */
-#if -1 <= TARG_MAX, (TARG_MIN <= 1) != 1 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -1 >= TARG_MAX, (TARG_MIN >= 1) != 0 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -1 < TARG_MAX, (TARG_MIN < 1) != 1 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -1 > TARG_MAX, (TARG_MIN > 1) != 0 /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-
-
-
-/* Comma and ? : operators. They cannot overflow. */
-#if -1, TARG_MAX, TARG_MIN != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif
-
-#if -1 ? TARG_MAX: TARG_MAX, 0 ? 1: TARG_MIN != TARG_MIN /* { dg-bogus "overflow" } */
-# error /* { dg-bogus "error" } */
-#endif