Index: src/utils.h |
diff --git a/src/utils.h b/src/utils.h |
index 5680384196d2c870cd519f420d34bb84337fb881..4a08319044bf7f0768970f539a1a41ac3f298747 100644 |
--- a/src/utils.h |
+++ b/src/utils.h |
@@ -251,6 +251,13 @@ T Min(T a, T b) { |
} |
+// Returns the absolute value of its argument. |
+template <typename T> |
+T Abs(T a) { |
+ return a < 0 ? -a : a; |
+} |
+ |
+ |
// Returns the negative absolute value of its argument. |
template <typename T> |
T NegAbs(T a) { |