diff options
Diffstat (limited to 'dev-util/google-perftools/files/gperftools-2.0-32bit-barrier.patch')
| -rw-r--r-- | dev-util/google-perftools/files/gperftools-2.0-32bit-barrier.patch | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/dev-util/google-perftools/files/gperftools-2.0-32bit-barrier.patch b/dev-util/google-perftools/files/gperftools-2.0-32bit-barrier.patch new file mode 100644 index 000000000000..df89a92ed010 --- /dev/null +++ b/dev-util/google-perftools/files/gperftools-2.0-32bit-barrier.patch @@ -0,0 +1,17 @@ +Atomic64 not available on all architectures. +Use AtomicWord instead. + +Signed-off-by: Robin H. Johnson <robbat2@gentoo.org> + +diff -Nuar gperftools-2.0.orig/src/base/spinlock_internal.cc gperftools-2.0/src/base/spinlock_internal.cc +--- gperftools-2.0.orig/src/base/spinlock_internal.cc 2012-02-02 21:36:23.000000000 +0000 ++++ gperftools-2.0/src/base/spinlock_internal.cc 2013-01-20 23:44:01.629077919 +0000 +@@ -80,7 +80,7 @@ + static int SuggestedDelayNS(int loop) { + // Weak pseudo-random number generator to get some spread between threads + // when many are spinning. +- static base::subtle::Atomic64 rand; ++ static AtomicWord rand; + uint64 r = base::subtle::NoBarrier_Load(&rand); + r = 0x5deece66dLL * r + 0xb; // numbers from nrand48() + base::subtle::NoBarrier_Store(&rand, r); |