From 0bd333bc2eb6590f939ccabb7caf102f13443600 Mon Sep 17 00:00:00 2001
From: Brad King <brad.king@kitware.com>
Date: Tue, 8 Nov 2016 11:33:09 -0500
Subject: [PATCH] librhash: Implement bswap_64 even in strict C90 mode
---
Utilities/cmlibrhash/librhash/byte_order.h | 6 ++----
1 file changed, 2 insertions(+), 4 deletions(-)
diff --git a/Utilities/cmlibrhash/librhash/byte_order.h b/Utilities/cmlibrhash/librhash/byte_order.h
index a43906cba7..6ed8668811 100644
--- a/Utilities/cmlibrhash/librhash/byte_order.h
+++ b/Utilities/cmlibrhash/librhash/byte_order.h
@@ -120,8 +120,8 @@ static inline uint32_t bswap_32(uint32_t x) {
# define bswap_64(x) __builtin_bswap64(x)
#elif (_MSC_VER > 1300) && (defined(CPU_IA32) || defined(CPU_X64)) /* MS VC */
# define bswap_64(x) _byteswap_uint64((__int64)x)
-#elif !defined(__STRICT_ANSI__)
-static inline uint64_t bswap_64(uint64_t x) {
+#else
+static uint64_t bswap_64(uint64_t x) {
union {
uint64_t ll;
uint32_t l[2];
@@ -131,8 +131,6 @@ static inline uint64_t bswap_64(uint64_t x) {
r.l[1] = bswap_32(w.l[0]);
return r.ll;
}
-#else
-#error "bswap_64 unsupported"
#endif
#ifdef CPU_BIG_ENDIAN
--
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