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authorRickard Green <[email protected]>2010-12-03 10:57:26 +0100
committerRickard Green <[email protected]>2010-12-11 03:03:19 +0100
commitb297bfdd47b0a39831d8cc2541aeb910f9af0bca (patch)
tree59ac65b0d0bc95879d9507900781acdc4911bc3b /erts/include/internal/i386/atomic.h
parent99e34bba1a60b262e24496cc9288b549360c6377 (diff)
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Introduce ethr_sint_t and use it for atomics
The atomic memory operations interface used the 'long' type and assumed that it was of the same size as 'void *'. This is true on most platforms, however, not on Windows 64.
Diffstat (limited to 'erts/include/internal/i386/atomic.h')
-rw-r--r--erts/include/internal/i386/atomic.h4
1 files changed, 4 insertions, 0 deletions
diff --git a/erts/include/internal/i386/atomic.h b/erts/include/internal/i386/atomic.h
index 52d01aab32..709a6a17fc 100644
--- a/erts/include/internal/i386/atomic.h
+++ b/erts/include/internal/i386/atomic.h
@@ -26,6 +26,10 @@
#ifndef ETHREAD_I386_ATOMIC_H
#define ETHREAD_I386_ATOMIC_H
+#if ETHR_SIZEOF_LONG != ETHR_SIZEOF_PTR
+# error "Incompatible size of 'long'"
+#endif
+
/* An atomic is an aligned long accessed via locked operations.
*/
typedef struct {