gcc/testsuite/gcc.dg/c99-float-1.c

/* Test for <float.h> C99 macros.  */
/* Origin: Joseph Myers <jsm28@cam.ac.uk> */
/* { dg-do preprocess } */
/* { dg-options "-std=iso9899:1999 -pedantic-errors" } */

/* This test checks that the C99 macros (but not the C11 ones) are defined;
   it does not check the correctness of their values.  */

#include <float.h>

#ifndef FLT_ROUNDS
#error "FLT_ROUNDS undefined"
#endif

#ifndef FLT_RADIX
#error "FLT_RADIX undefined"
#endif

#ifndef FLT_MANT_DIG
#error "FLT_MANT_DIG undefined"
#endif

#ifndef FLT_DIG
#error "FLT_DIG undefined"
#endif

#ifndef FLT_MIN_EXP
#error "FLT_MIN_EXP undefined"
#endif

#ifndef FLT_MIN_10_EXP
#error "FLT_MIN_10_EXP undefined"
#endif

#ifndef FLT_MAX_EXP
#error "FLT_MAX_EXP undefined"
#endif

#ifndef FLT_MAX_10_EXP
#error "FLT_MAX_10_EXP undefined"
#endif

#ifndef FLT_MAX
#error "FLT_MAX undefined"
#endif

#ifndef FLT_EPSILON
#error "FLT_EPSILON undefined"
#endif

#ifndef FLT_MIN
#error "FLT_MIN undefined"
#endif

#ifndef DBL_MANT_DIG
#error "DBL_MANT_DIG undefined"
#endif

#ifndef DBL_DIG
#error "DBL_DIG undefined"
#endif

#ifndef DBL_MIN_EXP
#error "DBL_MIN_EXP undefined"
#endif

#ifndef DBL_MIN_10_EXP
#error "DBL_MIN_10_EXP undefined"
#endif

#ifndef DBL_MAX_EXP
#error "DBL_MAX_EXP undefined"
#endif

#ifndef DBL_MAX_10_EXP
#error "DBL_MAX_10_EXP undefined"
#endif

#ifndef DBL_MAX
#error "DBL_MAX undefined"
#endif

#ifndef DBL_EPSILON
#error "DBL_EPSILON undefined"
#endif

#ifndef DBL_MIN
#error "DBL_MIN undefined"
#endif

#ifndef LDBL_MANT_DIG
#error "LDBL_MANT_DIG undefined"
#endif

#ifndef LDBL_DIG
#error "LDBL_DIG undefined"
#endif

#ifndef LDBL_MIN_EXP
#error "LDBL_MIN_EXP undefined"
#endif

#ifndef LDBL_MIN_10_EXP
#error "LDBL_MIN_10_EXP undefined"
#endif

#ifndef LDBL_MAX_EXP
#error "LDBL_MAX_EXP undefined"
#endif

#ifndef LDBL_MAX_10_EXP
#error "LDBL_MAX_10_EXP undefined"
#endif

#ifndef LDBL_MAX
#error "LDBL_MAX undefined"
#endif

#ifndef LDBL_EPSILON
#error "LDBL_EPSILON undefined"
#endif

#ifndef LDBL_MIN
#error "LDBL_MIN undefined"
#endif

#ifndef FLT_EVAL_METHOD
#error "FLT_EVAL_METHOD undefined"
#endif

#ifndef DECIMAL_DIG
#error "DECIMAL_DIG undefined"
#endif

#ifdef FLT_DECIMAL_DIG
#error "FLT_DECIMAL_DIG defined"
#endif

#ifdef DBL_DECIMAL_DIG
#error "DBL_DECIMAL_DIG defined"
#endif

#ifdef LDBL_DECIMAL_DIG
#error "LDBL_DECIMAL_DIG defined"
#endif

#ifdef FLT_HAS_SUBNORM
#error "FLT_HAS_SUBNORM defined"
#endif

#ifdef DBL_HAS_SUBNORM
#error "DBL_HAS_SUBNORM defined"
#endif

#ifdef LDBL_HAS_SUBNORM
#error "LDBL_HAS_SUBNORM defined"
#endif

#ifdef FLT_TRUE_MIN
#error "FLT_TRUE_MIN defined"
#endif

#ifdef DBL_TRUE_MIN
#error "DBL_TRUE_MIN defined"
#endif

#ifdef LDBL_TRUE_MIN
#error "LDBL_TRUE_MIN defined"
#endif