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-rw-r--r--include/c.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/include/c.h b/include/c.h
index bed8f5ba0..cfee616fb 100644
--- a/include/c.h
+++ b/include/c.h
@@ -62,6 +62,8 @@
_max1 > _max2 ? _max1 : _max2; })
#endif
+#define ignore_result(x) ({ typeof(x) __dummy = (x); (void) __dummy; })
+
static inline __attribute__((const)) int is_power_of_2(unsigned long num)
{
return (num != 0 && ((num & (num - 1)) == 0));