clang/test/Sema/builtin-unary-fp.c

   1 // RUN: %clang_cc1 %s -fsyntax-only -verify -pedantic
   2 void check(int);
   3 void a(void) {
   4   check(__builtin_isfinite(1.0f));
   5   check(__builtin_isinf(1.0));
   6   check(__builtin_isinf_sign(1.0L));
   7   check(__builtin_isnan(1.0f));
   8   check(__builtin_isnormal(1.0f));
   9   check(__builtin_isfinite(1)); // expected-error{{requires argument of floating point type}}
  10   check(__builtin_isinf()); // expected-error{{too few arguments}}
  11   check(__builtin_isnan(1,2)); // expected-error{{too many arguments}}
  12   check(__builtin_fpclassify(0, 0, 0, 0, 0, 1.0));
  13   check(__builtin_fpclassify(0, 0, 0, 0, 0, 1)); // expected-error{{requires argument of floating point type}}
  14   check(__builtin_fpclassify(0, 1, 2, 3, 4.5, 5.0)); // expected-warning{{implicit conversion from 'double' to 'int' changes value from 4.5 to 4}}
  15   check(__builtin_fpclassify(0, 0, 0, 0, 1)); // expected-error{{too few arguments}}
  16   check(__builtin_fpclassify(0, 0, 0, 0, 0, 1, 0)); // expected-error{{too many arguments}}
  17 }