File: enum_base.C

package info (click to toggle)
gcc-riscv64-unknown-elf 8.3.0.2019.08%2Bdfsg-1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 680,956 kB
  • sloc: ansic: 3,237,715; cpp: 896,882; ada: 772,854; f90: 144,254; asm: 68,788; makefile: 67,456; sh: 29,743; exp: 28,045; objc: 15,273; fortran: 11,885; python: 7,369; pascal: 5,375; awk: 3,725; perl: 2,872; yacc: 316; xml: 311; ml: 285; lex: 198; haskell: 122
file content (25 lines) | stat: -rw-r--r-- 788 bytes parent folder | download | duplicates (10) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
 
// { dg-do compile { target c++11 } }

typedef unsigned volatile long long uvlonglong;

enum E1 : char { };
enum E2 : signed const short { };
enum E3 : uvlonglong { };
enum E4 : char { 
  val = 500 // { dg-error "outside the range" }
};

enum class E5 {
  val = (unsigned long long)-1 // { dg-error "outside the range" }
};

typedef float Float;

enum class E6 : Float { }; // { dg-error "must be an integral type" }

static_assert (sizeof(E1) == sizeof(char), "char-sized enum");
static_assert (sizeof(E2) == sizeof(signed short), "short-sized enum"); 
static_assert (sizeof(E3) == sizeof(unsigned long long), 
               "long long-sized enum"); 
static_assert (sizeof(E4) == sizeof(char), "char-sized enum");
static_assert (sizeof(E5) == sizeof(int), "scoped enum with int size");