// { 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. arm-*-linux* should be a good approximation to // those platforms where the EABI supplement defines enum values to be // 32 bits wide. // { dg-options "-fshort-enums -Wl,--no-enum-size-warning" { target arm*-*-linux* } } #include 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 }; main() { return (sizeof (A) != 4 || sizeof (B) != 4 || sizeof (C) != 8 || sizeof (D) != 1 || sizeof (E) != 1); }