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eina: fix clang compilation with EINA_FALLTHROUGH 

btw, using clang 4.0.0, I can't produce fallthrough warnings using
-Weverything, -Wall or -Wimplicit-fallthrough
This commit is contained in:
Jérémy Zurcher 2017-06-06 09:58:06 +02:00
parent e24670b1e2
commit 81bcc14615
1 changed files with 2 additions and 1 deletions
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3
src/lib/eina/eina_types.h
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@ -196,14 +196,15 @@
# define EINA_UNLIKELY(exp) __builtin_expect((exp), 0)
# define EINA_LIKELY(exp) __builtin_expect((exp), 1)
# define EINA_SENTINEL __attribute__((__sentinel__))
# define EINA_FALLTHROUGH __attribute__ ((fallthrough));
# ifndef __clang__
# define EINA_FALLTHROUGH __attribute__ ((fallthrough));
# define EINA_PREFETCH(arg) (arg ? __builtin_prefetch(arg) : (void) arg)
# define EINA_PREFETCH_WRITE(arg) (arg ? __builtin_prefetch(arg, 1) : (void) arg)
# define EINA_PREFETCH_NOCACHE(arg) (arg ? __builtin_prefetch(arg, 0, 0) : (void) arg)
# define EINA_PREFETCH_NOCACHE_WRITE(arg) (arg ? __builtin_prefetch(arg, 1, 0) : (void) arg)
# else
/* LLVM Clang workaround (crash on compilation) */
# define EINA_FALLTHROUGH
# define EINA_PREFETCH(arg) ((void) (arg))
# define EINA_PREFETCH_WRITE(arg) ((void) (arg))
# define EINA_PREFETCH_NOCACHE(arg) ((void) (arg))