clang/test/SemaHLSL/BuiltIns/firstbitlow-errors.hlsl


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// RUN: %clang_cc1 -finclude-default-header -triple dxil-pc-shadermodel6.6-library %s -fnative-half-type -fnative-int16-type -emit-llvm-only -disable-llvm-passes -verify -verify-ignore-unexpected

int test_too_few_arg() {
  return firstbitlow();
  // expected-error@-1 {{no matching function for call to 'firstbitlow'}}
}

int test_too_many_arg(int p0) {
  return firstbitlow(p0, p0);
  // expected-error@-1 {{no matching function for call to 'firstbitlow'}}
}

double test_int_builtin(double p0) {
  return firstbitlow(p0);
  // expected-error@-1 {{call to 'firstbitlow' is ambiguous}}
}

double2 test_int_builtin_2(double2 p0) {
  return __builtin_hlsl_elementwise_firstbitlow(p0);
  // expected-error@-1 {{1st argument must be a scalar or vector of integer types (was 'double2' (aka 'vector<double, 2>'))}}
}

float test_int_builtin_3(float p0) {
  return __builtin_hlsl_elementwise_firstbitlow(p0);
  // expected-error@-1 {{1st argument must be a scalar or vector of integer types (was 'double')}}
}