Index: runtime/platform/utils_linux.h |
diff --git a/runtime/platform/utils_linux.h b/runtime/platform/utils_linux.h |
index 68316823ee769b5f27dcebf112ca82c3403e7c6b..6cfc32f5a2e10707b603f884e39f74f3b9810e46 100644 |
--- a/runtime/platform/utils_linux.h |
+++ b/runtime/platform/utils_linux.h |
@@ -7,12 +7,14 @@ |
namespace dart { |
-inline int Utils::CountTrailingZeros(uint32_t x) { |
+inline int Utils::CountTrailingZeros(uword x) { |
+#if defined(ARCH_IS_32_BIT) |
return __builtin_ctzl(x); |
-}; |
- |
-inline int Utils::CountTrailingZeros(uint64_t x) { |
+#elif defined(ARCH_IS_64_BIT) |
return __builtin_ctzll(x); |
+#else |
+#error Architecture is not 32-bit or 64-bit. |
+#endif |
}; |
} // namespace dart |