On Thu, Jun 23, 2022 at 11:23 PM Dimitar Dimitrov <dimi...@dinux.eu> wrote:
>
> Epiphany, PRU, ARC and NDS32 may predefine __big_endian__ and
> __little_endian__ macros. This leads to spurious warnings like:
> gcc.dg/sso/memcpy-1.c:7: warning: "__little_endian__" redefined
>
> Fix by renaming the macros in the test.
>
> Ok for trunk?
OK
> gcc/testsuite/ChangeLog:
>
> * gcc.dg/sso/memcpy-1.c (__big_endian__, __little_endian__):
> Rename macros to avoid conflicts with predefined ones.
>
> Signed-off-by: Dimitar Dimitrov <dimi...@dinux.eu>
> ---
> gcc/testsuite/gcc.dg/sso/memcpy-1.c | 8 ++++----
> 1 file changed, 4 insertions(+), 4 deletions(-)
>
> diff --git a/gcc/testsuite/gcc.dg/sso/memcpy-1.c
> b/gcc/testsuite/gcc.dg/sso/memcpy-1.c
> index b4e1c8786d9..0dea955cbaf 100644
> --- a/gcc/testsuite/gcc.dg/sso/memcpy-1.c
> +++ b/gcc/testsuite/gcc.dg/sso/memcpy-1.c
> @@ -3,20 +3,20 @@
> typedef unsigned char uint8_t;
> typedef unsigned int uint32_t;
>
> -#define __big_endian__ scalar_storage_order("big-endian")
> -#define __little_endian__ scalar_storage_order("little-endian")
> +#define __big_endian_attr__ scalar_storage_order("big-endian")
> +#define __little_endian_attr__ scalar_storage_order("little-endian")
>
> typedef union
> {
> uint32_t val;
> uint8_t v[4];
> -} __attribute__((__big_endian__)) upal_u32be_t;
> +} __attribute__((__big_endian_attr__)) upal_u32be_t;
>
> typedef union
> {
> uint32_t val;
> uint8_t v[4];
> -} __attribute__((__little_endian__)) upal_u32le_t;
> +} __attribute__((__little_endian_attr__)) upal_u32le_t;
>
> static inline uint32_t native_to_big_endian(uint32_t t)
> {
> --
> 2.36.1
>
