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-rw-r--r--ports/sysdeps/tile/bits/byteswap.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/ports/sysdeps/tile/bits/byteswap.h b/ports/sysdeps/tile/bits/byteswap.h
index 8e610c6fc8..4d1b25549e 100644
--- a/ports/sysdeps/tile/bits/byteswap.h
+++ b/ports/sysdeps/tile/bits/byteswap.h
@@ -23,10 +23,12 @@
 #ifndef _BITS_BYTESWAP_H
 #define _BITS_BYTESWAP_H 1
 
+#include <bits/types.h>
+
 /* gcc __builtin_bswap64() can constant-fold, etc, so always use it. */
 #define __bswap_16(x) ((unsigned short)(__builtin_bswap32(x) >> 16))
 #define __bswap_32(x) ((unsigned int)__builtin_bswap32(x))
-#define __bswap_64(x) ((unsigned long long)__builtin_bswap64(x))
+#define __bswap_64(x) ((__uint64_t)__builtin_bswap64(x))
 
 #define __bswap_constant_16(x) __bswap_16(x)
 #define __bswap_constant_32(x) __bswap_32(x)