// Copyright (C) 2009 Free Software Foundation, Inc. // // This file is part of the GNU ISO C++ Library. This library is free // software; you can redistribute it and/or modify it under the // terms of the GNU General Public License as published by the // Free Software Foundation; either version 3, or (at your option) // any later version. // This library is distributed in the hope that it will be useful, // but WITHOUT ANY WARRANTY; without even the implied warranty of // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the // GNU General Public License for more details. // You should have received a copy of the GNU General Public License along // with this library; see the file COPYING3. If not see // . // { dg-do compile } // { dg-require-effective-target dfp } // Test that binary operators do not accept mixed decimal and generic // floating-point operands. This isn't explicity prohibited in // ISO/IEC TR 24733 but it is prohibited in C, and in C++ there should // not be an implicit conversion from a decimal floating-point type to // a generic floating-point type. #include #include using namespace std::decimal; decimal32 a32, b32, c32; decimal64 a64, b64, c64; decimal128 a128, b128, c128; float f; double d; long double ld; bool b1, b2, b3, b4, b5, b6; void bad_add (void) { a32 = b32 + f; // { dg-error "error" } a32 = ld + b32; // { dg-error "error" } a64 = b64 + d; // { dg-error "error" } a64 = ld + b64; // { dg-error "error" } a128 = b128 + ld; // { dg-error "error" } a128 = d + b128; // { dg-error "error" } } void bad_subtract (void) { a32 = b32 - f; // { dg-error "error" } a32 = ld - b32; // { dg-error "error" } a64 = b64 - d; // { dg-error "error" } a64 = ld - b64; // { dg-error "error" } a128 = b128 - ld; // { dg-error "error" } a128 = d - b128; // { dg-error "error" } } void bad_multiply (void) { a32 = b32 * f; // { dg-error "error" } a32 = ld * b32; // { dg-error "error" } a64 = b64 * d; // { dg-error "error" } a64 = ld * b64; // { dg-error "error" } a128 = b128 * ld; // { dg-error "error" } a128 = d * b128; // { dg-error "error" } } void bad_divide (void) { a32 = b32 / f; // { dg-error "error" } a32 = ld / b32; // { dg-error "error" } a64 = b64 / d; // { dg-error "error" } a64 = ld / b64; // { dg-error "error" } a128 = b128 / ld; // { dg-error "error" } a128 = d / b128; // { dg-error "error" } } void bad_eq (void) { b1 = b32 == f; // { dg-error "error" } b2 = ld == b32; // { dg-error "error" } b3 = b64 == d; // { dg-error "error" } b4 = ld == b64; // { dg-error "error" } b5 = b128 == ld; // { dg-error "error" } b6 = d == b128; // { dg-error "error" } } void bad_ne (void) { b1 = b32 != f; // { dg-error "error" } b2 = ld != b32; // { dg-error "error" } b3 = b64 != d; // { dg-error "error" } b4 = ld != b64; // { dg-error "error" } b5 = b128 != ld; // { dg-error "error" } b6 = d != b128; // { dg-error "error" } } void bad_lt (void) { b1 = b32 < f; // { dg-error "error" } b2 = ld < b32; // { dg-error "error" } b3 = b64 < d; // { dg-error "error" } b4 = ld < b64; // { dg-error "error" } b5 = b128 < ld; // { dg-error "error" } b6 = d < b128; // { dg-error "error" } } void bad_le (void) { b1 = b32 <= f; // { dg-error "error" } b2 = ld <= b32; // { dg-error "error" } b3 = b64 <= d; // { dg-error "error" } b4 = ld <= b64; // { dg-error "error" } b5 = b128 <= ld; // { dg-error "error" } b6 = d <= b128; // { dg-error "error" } } void bad_gt (void) { b1 = b32 > f; // { dg-error "error" } b2 = ld > b32; // { dg-error "error" } b3 = b64 > d; // { dg-error "error" } b4 = ld > b64; // { dg-error "error" } b5 = b128 > ld; // { dg-error "error" } b6 = d > b128; // { dg-error "error" } } void bad_ge (void) { b1 = b32 >= f; // { dg-error "error" } b2 = ld >= b32; // { dg-error "error" } b3 = b64 >= d; // { dg-error "error" } b4 = ld >= b64; // { dg-error "error" } b5 = b128 >= ld; // { dg-error "error" } b6 = d >= b128; // { dg-error "error" } } void bad_pluseq (void) { a32 += f; // { dg-error "error" } a32 += d; // { dg-error "error" } a32 += ld; // { dg-error "error" } a64 += f; // { dg-error "error" } a64 += d; // { dg-error "error" } a64 += ld; // { dg-error "error" } a128 += f; // { dg-error "error" } a128 += d; // { dg-error "error" } a128 += ld; // { dg-error "error" } } void bad_minuseq (void) { a32 -= f; // { dg-error "error" } a32 -= d; // { dg-error "error" } a32 -= ld; // { dg-error "error" } a64 -= f; // { dg-error "error" } a64 -= d; // { dg-error "error" } a64 -= ld; // { dg-error "error" } a128 -= f; // { dg-error "error" } a128 -= d; // { dg-error "error" } a128 -= ld; // { dg-error "error" } } void bad_timeseq (void) { a32 *= f; // { dg-error "error" } a32 *= d; // { dg-error "error" } a32 *= ld; // { dg-error "error" } a64 *= f; // { dg-error "error" } a64 *= d; // { dg-error "error" } a64 *= ld; // { dg-error "error" } a128 *= f; // { dg-error "error" } a128 *= d; // { dg-error "error" } a128 *= ld; // { dg-error "error" } } void bad_divideeq (void) { a32 /= f; // { dg-error "error" } a32 /= d; // { dg-error "error" } a32 /= ld; // { dg-error "error" } a64 /= f; // { dg-error "error" } a64 /= d; // { dg-error "error" } a64 /= ld; // { dg-error "error" } a128 /= f; // { dg-error "error" } a128 /= d; // { dg-error "error" } a128 /= ld; // { dg-error "error" } } // { dg-excess-errors "notes about candidates" }