1 // RUN: %clang_cc1 %s -fsyntax-only -verify -pedantic
2 void check(int);
a()3 void a() {
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 }
18