File: complex-conversion.cpp

package info (click to toggle)
llvm-toolchain-16 1%3A16.0.6-15~deb12u1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,634,792 kB
  • sloc: cpp: 6,179,261; ansic: 1,216,205; asm: 741,319; python: 196,614; objc: 75,325; f90: 49,640; lisp: 32,396; pascal: 12,286; sh: 9,394; perl: 7,442; ml: 5,494; awk: 3,523; makefile: 2,723; javascript: 1,206; xml: 886; fortran: 581; cs: 573
file content (22 lines) | stat: -rw-r--r-- 829 bytes parent folder | download | duplicates (14) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
// RUN: %clang_cc1 -fsyntax-only -verify %s

template<typename T> void take(T);

void func(float Real, _Complex float Complex) {
  Real += Complex; // expected-error {{assigning to 'float' from incompatible type '_Complex float'}}
  Real += (float)Complex;

  Real = Complex; // expected-error {{implicit conversion from '_Complex float' to 'float' is not permitted in C++}}
  Real = (float)Complex;

  take<float>(Complex); // expected-error {{implicit conversion from '_Complex float' to 'float' is not permitted in C++}}
  take<double>(1.0i); // expected-error {{implicit conversion from '_Complex double' to 'double' is not permitted in C++}}
  take<_Complex float>(Complex);

  // Conversion to bool doesn't actually discard the imaginary part.
  take<bool>(Complex);

  using B = _Complex double;
  B c;
  c *= double();
}