/* Test for builtin conj, creal, cimag. */ /* Origin: Joseph Myers */ extern float _Complex conjf (float _Complex); extern double _Complex conj (double _Complex); extern long double _Complex conjl (long double _Complex); extern float crealf (float _Complex); extern double creal (double _Complex); extern long double creall (long double _Complex); extern float cimagf (float _Complex); extern double cimag (double _Complex); extern long double cimagl (long double _Complex); extern void abort (void); extern void exit (int); extern void link_failure (void); int main (void) { /* For each type, test both runtime and compile time (constant folding) optimization. */ volatile float _Complex fc = 1.0F + 2.0iF; volatile double _Complex dc = 1.0 + 2.0i; volatile long double _Complex ldc = 1.0L + 2.0iL; /* Test floats. */ if (conjf (fc) != 1.0F - 2.0iF) abort (); if (__builtin_conjf (fc) != 1.0F - 2.0iF) abort (); if (conjf (1.0F + 2.0iF) != 1.0F - 2.0iF) link_failure (); if (__builtin_conjf (1.0F + 2.0iF) != 1.0F - 2.0iF) link_failure (); if (crealf (fc) != 1.0F) abort (); if (__builtin_crealf (fc) != 1.0F) abort (); if (crealf (1.0F + 2.0iF) != 1.0F) link_failure (); if (__builtin_crealf (1.0F + 2.0iF) != 1.0F) link_failure (); if (cimagf (fc) != 2.0F) abort (); if (__builtin_cimagf (fc) != 2.0F) abort (); if (cimagf (1.0F + 2.0iF) != 2.0F) link_failure (); if (__builtin_cimagf (1.0F + 2.0iF) != 2.0F) link_failure (); /* Test doubles. */ if (conj (dc) != 1.0 - 2.0i) abort (); if (__builtin_conj (dc) != 1.0 - 2.0i) abort (); if (conj (1.0 + 2.0i) != 1.0 - 2.0i) link_failure (); if (__builtin_conj (1.0 + 2.0i) != 1.0 - 2.0i) link_failure (); if (creal (dc) != 1.0) abort (); if (__builtin_creal (dc) != 1.0) abort (); if (creal (1.0 + 2.0i) != 1.0) link_failure (); if (__builtin_creal (1.0 + 2.0i) != 1.0) link_failure (); if (cimag (dc) != 2.0) abort (); if (__builtin_cimag (dc) != 2.0) abort (); if (cimag (1.0 + 2.0i) != 2.0) link_failure (); if (__builtin_cimag (1.0 + 2.0i) != 2.0) link_failure (); /* Test long doubles. */ if (conjl (ldc) != 1.0L - 2.0iL) abort (); if (__builtin_conjl (ldc) != 1.0L - 2.0iL) abort (); if (conjl (1.0L + 2.0iL) != 1.0L - 2.0iL) link_failure (); if (__builtin_conjl (1.0L + 2.0iL) != 1.0L - 2.0iL) link_failure (); if (creall (ldc) != 1.0L) abort (); if (__builtin_creall (ldc) != 1.0L) abort (); if (creall (1.0L + 2.0iL) != 1.0L) link_failure (); if (__builtin_creall (1.0L + 2.0iL) != 1.0L) link_failure (); if (cimagl (ldc) != 2.0L) abort (); if (__builtin_cimagl (ldc) != 2.0L) abort (); if (cimagl (1.0L + 2.0iL) != 2.0L) link_failure (); if (__builtin_cimagl (1.0L + 2.0iL) != 2.0L) link_failure (); exit (0); } /* All the above cases should have been optimized to something else, even if not optimizing (unless -fno-builtin was specified). So any remaining calls to the original functions should abort. */ static float _Complex conjf (float _Complex z) { abort (); } static double _Complex conj (double _Complex z) { abort (); } static long double _Complex conjl (long double _Complex z) { abort (); } static float crealf (float _Complex z) { abort (); } static double creal (double _Complex z) { abort (); } static long double creall (long double _Complex z) { abort (); } static float cimagf (float _Complex z) { abort (); } static double cimag (double _Complex z) { abort (); } static long double cimagl (long double _Complex z) { abort (); } /* When optimizing, all the constant cases should have been constant folded, so no calls to link_failure should remain. In any case, link_failure should not be called. */ #ifndef __OPTIMIZE__ void link_failure (void) { abort (); } #endif