From d42200bec37eef2a7478d88988ff00addd0a9202 Mon Sep 17 00:00:00 2001 From: V3n3RiX Date: Sat, 25 Jan 2020 11:50:47 +0000 Subject: gentoo resync : 25.01.2020 --- ....21-hash-fix-build-failure-against-gcc-10.patch | 56 ++++++++++++++++++++++ 1 file changed, 56 insertions(+) create mode 100644 net-misc/memcached/files/memcached-1.5.21-hash-fix-build-failure-against-gcc-10.patch (limited to 'net-misc/memcached/files/memcached-1.5.21-hash-fix-build-failure-against-gcc-10.patch') diff --git a/net-misc/memcached/files/memcached-1.5.21-hash-fix-build-failure-against-gcc-10.patch b/net-misc/memcached/files/memcached-1.5.21-hash-fix-build-failure-against-gcc-10.patch new file mode 100644 index 000000000000..527d4607316c --- /dev/null +++ b/net-misc/memcached/files/memcached-1.5.21-hash-fix-build-failure-against-gcc-10.patch @@ -0,0 +1,56 @@ +From 63b8e76067523a02a3e0215db1aef0b34edcf708 Mon Sep 17 00:00:00 2001 +From: Sergei Trofimovich +Date: Thu, 23 Jan 2020 22:16:36 +0000 +Subject: [PATCH] hash: fix build failure against gcc-10 + +On gcc-10 (and gcc-9 -fno-common) build fails as: + +``` +gcc -g -O2 -pthread -pthread -Wall -Werror -pedantic -Wmissing-prototypes \ + -Wmissing-declarations -Wredundant-decls -o memcached ... -levent +ld: memcached-hash.o:memcached/hash.h:5: + multiple definition of `hash'; memcached-memcached.o:memcached/hash.h:5: first defined here +``` + +gcc-10 will change the default from -fcommon to fno-common: +https://gcc.gnu.org/PR85678. + +The error also happens if CFLAGS=-fno-common passed explicitly. + +Reported-by: Brian Evans +Bug: https://bugs.gentoo.org/706196 +Signed-off-by: Sergei Trofimovich +--- + hash.c | 2 ++ + hash.h | 2 +- + 2 files changed, 3 insertions(+), 1 deletion(-) + +diff --git a/hash.c b/hash.c +index a0c3036..b5ff28a 100644 +--- a/hash.c ++++ b/hash.c +@@ -4,6 +4,8 @@ + #include "jenkins_hash.h" + #include "murmur3_hash.h" + ++hash_func hash; ++ + int hash_init(enum hashfunc_type type) { + switch(type) { + case JENKINS_HASH: +diff --git a/hash.h b/hash.h +index 059d1e2..3b2a984 100644 +--- a/hash.h ++++ b/hash.h +@@ -2,7 +2,7 @@ + #define HASH_H + + typedef uint32_t (*hash_func)(const void *key, size_t length); +-hash_func hash; ++extern hash_func hash; + + enum hashfunc_type { + JENKINS_HASH=0, MURMUR3_HASH +-- +2.25.0 + -- cgit v1.2.3