| // { dg-do run } |
| // { dg-options "-fshort-enums" } |
| |
| // On ARM EABI targets this testcase will cause a warning to be emitted |
| // whilst EABI attributes are being merged at link time unless |
| // the --no-enum-size-warning option is passed to the linker. Whilst the |
| // enum-size attributes should only be emitted if there are values of |
| // enum type that can escape the compilation unit, gcc cannot currently |
| // detect this; if this facility is added then this linker option should |
| // not be needed. |
| // { dg-options "-fshort-enums -Wl,--no-enum-size-warning" { target arm_eabi } } |
| |
| #include <limits.h> |
| |
| enum A { a1 = 0x7fffffff }; |
| enum B { b1 = 0x80000000 }; |
| enum C { c1 = -1, c2 = 0x80000000 }; |
| enum D { d1 = CHAR_MIN, d2 = CHAR_MAX }; |
| enum E { e1 = CHAR_MIN, e2 = CHAR_MIN }; |
| |
| int |
| main() |
| { |
| return (sizeof (A) != 4 || sizeof (B) != 4 || sizeof (C) != 8 |
| || sizeof (D) != 1 || sizeof (E) != 1); |
| } |
