Bug #3127
Updated by gstrauss over 3 years ago
<pre> In file included from ../src/algo_xxhash.c:48: ../src/algo_xxhash.h: In function ‘XXH32_canonicalFromHash’: ../src/algo_xxhash.h:1566:54: warning: implicit declaration of function ‘static_assert’ [-Wimplicit-function-declaration] 1566 | # define XXH_STATIC_ASSERT_WITH_MESSAGE(c,m) do { static_assert((c),m); } while(0) | ^~~~~~~~~~~~~ ../src/algo_xxhash.h:1572:32: note: in expansion of macro ‘XXH_STATIC_ASSERT_WITH_MESSAGE’ 1572 | # define XXH_STATIC_ASSERT(c) XXH_STATIC_ASSERT_WITH_MESSAGE((c),#c) | ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ../src/algo_xxhash.h:2282:5: note: in expansion of macro ‘XXH_STATIC_ASSERT’ 2282 | XXH_STATIC_ASSERT(sizeof(XXH32_canonical_t) == sizeof(XXH32_hash_t)); | ^~~~~~~~~~~~~~~~~ </pre> ... and later: <pre> ../src/algo_xxhash.h:2282: undefined reference to `static_assert' </pre> uClibc does not have this macro definition. Adding a definition in case it is undefined would fix this buiid failure: <pre> --- lighttpd-1.4.63/src/algo_xxhash.h 2021-12-04 15:40:24.000000000 +0100 +++ lighttpd-1.4.64/src/algo_xxhash.h 2021-12-15 10:50:17.801155007 +0100 @@ -1563,6 +1563,10 @@ #ifndef XXH_STATIC_ASSERT # if defined(__STDC_VERSION__) && (__STDC_VERSION__ >= 201112L) /* C11 */ # include <assert.h> +/* uClibc does not define static_assert */ +# ifndef static_assert +# define static_assert _Static_assert +# endif # define XXH_STATIC_ASSERT_WITH_MESSAGE(c,m) do { static_assert((c),m); } while(0) # elif defined(__cplusplus) && (__cplusplus >= 201103L) /* C++11 */ # define XXH_STATIC_ASSERT_WITH_MESSAGE(c,m) do { static_assert((c),m); } while(0) </pre>