File: inline-asm1.C

package info (click to toggle)
gcc-arm-none-eabi 15%3A14.2.rel1-1
  • links: PTS, VCS
  • area: main
  • in suites: forky, sid, trixie
  • size: 1,099,328 kB
  • sloc: cpp: 3,627,108; ansic: 2,571,498; ada: 834,230; f90: 235,082; makefile: 79,231; asm: 74,984; xml: 51,692; exp: 39,736; sh: 33,298; objc: 15,629; python: 15,069; fortran: 14,429; pascal: 7,003; awk: 5,070; perl: 3,106; ml: 285; lisp: 253; lex: 204; haskell: 135
file content (13 lines) | stat: -rw-r--r-- 357 bytes parent folder | download | duplicates (2) 
1
2
3
4
5
6
7
8
9
10
11
12
13
 
// P1668R1: Permit unevaluated inline asm in constexpr functions
// PR c++/91346
// { dg-do compile { target c++14 } }
// { dg-options "" }

constexpr int
foo (int a, int b)
{
  if (__builtin_is_constant_evaluated ())
    return a + b;
  asm (""); // { dg-warning ".asm. in .constexpr. function only available with" "" { target c++17_down } }
  return a;
}