We give aligned pointers from the `sos_memory' array, so any non-aligned
bytes are only wasted.
---
include/compiler.h | 2 ++
src/mi/mempool.c | 3 ++-
2 files changed, 4 insertions(+), 1 deletion(-)
diff --git a/include/compiler.h b/include/compiler.h
index b46d5aa..f519877 100644
--- a/include/compiler.h
+++ b/include/compiler.h
@@ -31,6 +31,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE. */
#define COMPILER_H
#ifdef __GNUC__
+# define ALIGNED(x) __attribute__((aligned(x)))
# define UNUSED __attribute__((unused))
# define NORETURN __attribute__((noreturn))
# define ALIAS(name) __attribute__((alias (#name)))
@@ -51,6 +52,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE. */
# define unlikely(x) (x)
# endif
#else
+# define ALIGNED(x)
# define ALWAYS_INLINE
# define UNUSED
# define NORETURN
diff --git a/src/mi/mempool.c b/src/mi/mempool.c
index 66cb099..b04aa63 100644
--- a/src/mi/mempool.c
+++ b/src/mi/mempool.c
@@ -1,6 +1,7 @@
/* libunwind - a platform-independent unwind library
Copyright (C) 2002-2003, 2005 Hewlett-Packard Co
Contributed by David Mosberger-Tang <[email protected]>
+ Copyright (C) 2012 Tommi Rantala <[email protected]>
This file is part of libunwind.
@@ -38,7 +39,7 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
SOFTWARE. */
# define MAX_ALIGN MAX_ALIGN_(sizeof (long double))
#endif
-static char sos_memory[SOS_MEMORY_SIZE];
+static char sos_memory[SOS_MEMORY_SIZE] ALIGNED(MAX_ALIGN);
static char *sos_memp;
static size_t pg_size;
--
1.7.9.5
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