URL
https://opencores.org/ocsvn/openrisc/openrisc/trunk
Subversion Repositories openrisc
[/] [openrisc/] [tags/] [gnu-src/] [gcc-4.5.1/] [gcc-4.5.1-or32-1.0rc3/] [gcc/] [testsuite/] [gcc.dg/] [bitfld-4.c] - Rev 298
Go to most recent revision | Compare with Previous | Blame | View Log
/* { dg-do run { target { pcc_bitfield_type_matters || default_packed } } } */ /* { dg-options "" } */ /* Check bitfields and non-bitfields are aligned & sized similarly. Copyright (C) 2002 Free Software Foundation Inc Contributed by Nathan Sidwell <nathan@codesourcery.com> */ #include <limits.h> #include <stdio.h> static int fail; #define CHECK1(N, T) do { \ typedef struct Field_##N { char c; T f; } Field_##N; \ typedef struct BitField_##N { char c; T f : sizeof (T) * CHAR_BIT; } BitField_##N; \ if (sizeof (Field_##N) != sizeof (BitField_##N)) { \ fail = 1; printf ("sizeof %s failed\n", #T); \ } \ if (__alignof__ (Field_##N) != __alignof__ (BitField_##N)) { \ fail = 1; printf ("__alignof__ %s failed\n", #T); \ } \ } while (0) #define CHECK(N, T) do { \ CHECK1(N, T); \ CHECK1 (s##N, signed T); \ CHECK1 (u##N, unsigned T); \ } while (0) int main () { CHECK (c, char); CHECK (s, short); CHECK (i, int); CHECK (l, long); CHECK (ll, long long); return fail; }
Go to most recent revision | Compare with Previous | Blame | View Log