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authorBernd Kuhls <bernd.kuhls@t-online.de>2018-06-20 21:58:04 +0200
committerPeter Korsgaard <peter@korsgaard.com>2018-06-20 23:25:21 +0200
commit2cbcf2d916d54fdb0a40f4b99d27afc1bfe854c0 (patch)
tree456217f75b32be82bb9e9e48930eb68ec415c358
parentabb0d2ed9832ef7ace85bed579da315a0dbb2afe (diff)
downloadbuildroot-2cbcf2d916d54fdb0a40f4b99d27afc1bfe854c0.tar.gz
buildroot-2cbcf2d916d54fdb0a40f4b99d27afc1bfe854c0.zip
package/berkeleydb: fix build error with gcc8
Fixes ../src/dbinc/atomic.h:179:19: error: definition of 'int __atomic_compare_exchange(db_atomic_t*, atomic_value_t, atomic_value_t)' ambiguates built-in declaration 'bool __atomic_compare_exchange(unsigned int, volatile void*, void*, void*, int, int)' static inline int __atomic_compare_exchange( ^~~~~~~~~~~~~~~~~~~~~~~~~ To reproduce the build error use this defconfig BR2_GCC_VERSION_8_X=y BR2_TOOLCHAIN_BUILDROOT_CXX=y BR2_PACKAGE_BERKELEYDB=y BR2_PACKAGE_BERKELEYDB_COMPAT185=y BR2_PACKAGE_BERKELEYDB_TOOLS=y Please note that to trigger the error BR2_TOOLCHAIN_BUILDROOT_CXX=y is needed although berkeleydb does not depend on c++. Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de> Signed-off-by: Peter Korsgaard <peter@korsgaard.com>
-rw-r--r--package/berkeleydb/0002-atomic_compare_exchange.patch27
1 files changed, 27 insertions, 0 deletions
diff --git a/package/berkeleydb/0002-atomic_compare_exchange.patch b/package/berkeleydb/0002-atomic_compare_exchange.patch
new file mode 100644
index 0000000000..81e18ac96f
--- /dev/null
+++ b/package/berkeleydb/0002-atomic_compare_exchange.patch
@@ -0,0 +1,27 @@
+Rename __atomic_compare_exchange to not clash with gcc built-in
+
+Downloaded from
+https://src.fedoraproject.org/cgit/rpms/libdb.git/commit/?id=d6841b3b46a51db98c162347211a5a64d154ea37
+
+Signed-off-by: Bernd Kuhls <bernd.kuhls@t-online.de>
+
+--- db-5.3.28/src/dbinc/atomic.h.old 2018-05-23 09:20:04.216914922 +0200
++++ db-5.3.28/src/dbinc/atomic.h 2018-05-23 09:20:49.510057897 +0200
+@@ -144,7 +144,7 @@
+ #define atomic_inc(env, p) __atomic_inc(p)
+ #define atomic_dec(env, p) __atomic_dec(p)
+ #define atomic_compare_exchange(env, p, o, n) \
+- __atomic_compare_exchange((p), (o), (n))
++ __db_atomic_compare_exchange((p), (o), (n))
+ static inline int __atomic_inc(db_atomic_t *p)
+ {
+ int temp;
+@@ -176,7 +176,7 @@
+ * http://gcc.gnu.org/onlinedocs/gcc-4.1.0/gcc/Atomic-Builtins.html
+ * which configure could be changed to use.
+ */
+-static inline int __atomic_compare_exchange(
++static inline int __db_atomic_compare_exchange(
+ db_atomic_t *p, atomic_value_t oldval, atomic_value_t newval)
+ {
+ atomic_value_t was;
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