/* Test for builtin abs, labs, llabs, imaxabs. */ /* Origin: Joseph Myers */ #include typedef __INTMAX_TYPE__ intmax_t; #define INTMAX_MAX __INTMAX_MAX__ extern int abs (int); extern long labs (long); extern long long llabs (long long); extern intmax_t imaxabs (intmax_t); extern void abort (void); extern void link_error (void); void main_test (void) { /* For each type, test both runtime and compile time (constant folding) optimization. */ volatile int i0 = 0, i1 = 1, im1 = -1, imin = -INT_MAX, imax = INT_MAX; volatile long l0 = 0L, l1 = 1L, lm1 = -1L, lmin = -LONG_MAX, lmax = LONG_MAX; volatile long long ll0 = 0LL, ll1 = 1LL, llm1 = -1LL; volatile long long llmin = -__LONG_LONG_MAX__, llmax = __LONG_LONG_MAX__; volatile intmax_t imax0 = 0, imax1 = 1, imaxm1 = -1; volatile intmax_t imaxmin = -INTMAX_MAX, imaxmax = INTMAX_MAX; if (abs (i0) != 0) abort (); if (abs (0) != 0) link_error (); if (abs (i1) != 1) abort (); if (abs (1) != 1) link_error (); if (abs (im1) != 1) abort (); if (abs (-1) != 1) link_error (); if (abs (imin) != INT_MAX) abort (); if (abs (-INT_MAX) != INT_MAX) link_error (); if (abs (imax) != INT_MAX) abort (); if (abs (INT_MAX) != INT_MAX) link_error (); if (labs (l0) != 0L) abort (); if (labs (0L) != 0L) link_error (); if (labs (l1) != 1L) abort (); if (labs (1L) != 1L) link_error (); if (labs (lm1) != 1L) abort (); if (labs (-1L) != 1L) link_error (); if (labs (lmin) != LONG_MAX) abort (); if (labs (-LONG_MAX) != LONG_MAX) link_error (); if (labs (lmax) != LONG_MAX) abort (); if (labs (LONG_MAX) != LONG_MAX) link_error (); if (llabs (ll0) != 0LL) abort (); if (llabs (0LL) != 0LL) link_error (); if (llabs (ll1) != 1LL) abort (); if (llabs (1LL) != 1LL) link_error (); if (llabs (llm1) != 1LL) abort (); if (llabs (-1LL) != 1LL) link_error (); if (llabs (llmin) != __LONG_LONG_MAX__) abort (); if (llabs (-__LONG_LONG_MAX__) != __LONG_LONG_MAX__) link_error (); if (llabs (llmax) != __LONG_LONG_MAX__) abort (); if (llabs (__LONG_LONG_MAX__) != __LONG_LONG_MAX__) link_error (); if (imaxabs (imax0) != 0) abort (); if (imaxabs (0) != 0) link_error (); if (imaxabs (imax1) != 1) abort (); if (imaxabs (1) != 1) link_error (); if (imaxabs (imaxm1) != 1) abort (); if (imaxabs (-1) != 1) link_error (); if (imaxabs (imaxmin) != INTMAX_MAX) abort (); if (imaxabs (-INTMAX_MAX) != INTMAX_MAX) link_error (); if (imaxabs (imaxmax) != INTMAX_MAX) abort (); if (imaxabs (INTMAX_MAX) != INTMAX_MAX) link_error (); }