File: constexpr-decltype4.C

package info (click to toggle)
gcc-arm-none-eabi 15%3A12.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 959,712 kB
  • sloc: cpp: 3,275,382; ansic: 2,061,766; ada: 840,956; f90: 208,513; makefile: 76,132; asm: 73,433; xml: 50,448; exp: 34,146; sh: 32,436; objc: 15,637; fortran: 14,012; python: 11,991; pascal: 6,787; awk: 4,779; perl: 3,054; yacc: 338; ml: 285; lex: 201; haskell: 122
file content (21 lines) | stat: -rw-r--r-- 321 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
 
// PR c++/52269
// { dg-do compile { target c++11 } }

template<typename T>
int f(T x)
{
  return x.get();
}

// O.K. The body of `f' is not required.
decltype(f(0)) a;

template<typename T>
constexpr int g(T x)
{
  return x.get();
}

// Seems to instantiate the body of `g'
// and results in an error.
decltype(g(0)) b;