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| author | Donald Sharp <sharpd@cumulusnetworks.com> | 2018-08-22 08:17:32 -0400 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2018-08-22 08:17:32 -0400 |
| commit | 1f063a699b8979d1808673341c5365fed01e9b4a (patch) | |
| tree | 940fe6bd350b036da076654f848ee05ea8085d1e /lib/compiler.h | |
| parent | dca5ef30533ab2a7a5573f065537e7a05067bec7 (diff) | |
| parent | 0e70e6c89d69976cde1b79bba6ac23d233b19566 (diff) | |
Merge pull request #2884 from opensourcerouting/assorted-20180821
assorted warning fixes
Diffstat (limited to 'lib/compiler.h')
| -rw-r--r-- | lib/compiler.h | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/lib/compiler.h b/lib/compiler.h index b19c33f65e..24b8fafd10 100644 --- a/lib/compiler.h +++ b/lib/compiler.h @@ -24,6 +24,9 @@ #if __clang_major__ > 3 || (__clang_major__ == 3 && __clang_minor__ >= 5) # define _RET_NONNULL , returns_nonnull #endif +#if __has_attribute(fallthrough) +# define _FALLTHROUGH __attribute__((fallthrough)); +#endif # define _CONSTRUCTOR(x) constructor(x) #elif defined(__GNUC__) #if __GNUC__ > 4 || (__GNUC__ == 4 && __GNUC_MINOR__ >= 9) @@ -34,6 +37,9 @@ # define _DESTRUCTOR(x) destructor(x) # define _ALLOC_SIZE(x) alloc_size(x) #endif +#if __GNUC__ >= 7 +# define _FALLTHROUGH __attribute__((fallthrough)); +#endif #endif #ifdef __sun @@ -55,6 +61,9 @@ #ifndef _ALLOC_SIZE # define _ALLOC_SIZE(x) #endif +#ifndef _FALLTHROUGH +#define _FALLTHROUGH +#endif /* * for warnings on macros, put in the macro content like this: |