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-rw-r--r--include/lem.h6
1 files changed, 6 insertions, 0 deletions
diff --git a/include/lem.h b/include/lem.h
index 5b35459..2b548b8 100644
--- a/include/lem.h
+++ b/include/lem.h
@@ -28,6 +28,12 @@
# define __FUNCTION__ __func__ /* C99 */
#endif
+/* Built-time assertions */
+#define LEM_BUILD_ASSERT__(prefix, line) prefix##line
+#define LEM_BUILD_ASSERT_(prefix, line) LEM_BUILD_ASSERT__(prefix, line)
+#define LEM_BUILD_ASSERT(x) \
+ typedef int LEM_BUILD_ASSERT_(lem_assert_, __LINE__)[(x) ? 1 : -1]
+
#ifdef NDEBUG
#define lem_debug(...)
#else