gdbserver: replace AC_TRY_COMPILE in acinclude.m4

[thirdparty/binutils-gdb.git] / elfcpp / elfcpp_swap.h

diff --git a/elfcpp/elfcpp_swap.h b/elfcpp/elfcpp_swap.h
index e1f527aec419ecf61b3ea1e68fad7fb5e1456b0c..61b3ba5752012ef59c8d90ce6566cc0fe72a0e91 100644 (file)
--- a/elfcpp/elfcpp_swap.h
+++ b/elfcpp/elfcpp_swap.h
@@ -1,6 +1,6 @@
 // elfcpp_swap.h -- Handle swapping for elfcpp   -*- C++ -*-
 
-// Copyright (C) 2006-2019 Free Software Foundation, Inc.
+// Copyright (C) 2006-2020 Free Software Foundation, Inc.
 // Written by Ian Lance Taylor <iant@google.com>.
 
 // This file is part of elfcpp.
@@ -46,15 +46,19 @@
 
 #ifdef HAVE_BYTESWAP_H
 #include <byteswap.h>
-#else
+#endif // defined(HAVE_BYTESWAP_H)
+
 // Provide our own versions of the byteswap functions.
-inline uint16_t
+#if !HAVE_DECL_BSWAP_16
+static inline uint16_t
 bswap_16(uint16_t v)
 {
   return ((v >> 8) & 0xff) | ((v & 0xff) << 8);
 }
+#endif // !HAVE_DECL_BSWAP16
 
-inline uint32_t
+#if !HAVE_DECL_BSWAP_32
+static inline uint32_t
 bswap_32(uint32_t v)
 {
   return (  ((v & 0xff000000) >> 24)
@@ -62,8 +66,10 @@ bswap_32(uint32_t v)
          | ((v & 0x0000ff00) <<  8)
          | ((v & 0x000000ff) << 24));
 }
+#endif // !HAVE_DECL_BSWAP32
 
-inline uint64_t
+#if !HAVE_DECL_BSWAP_64
+static inline uint64_t
 bswap_64(uint64_t v)
 {
   return (  ((v & 0xff00000000000000ULL) >> 56)
@@ -75,7 +81,7 @@ bswap_64(uint64_t v)
          | ((v & 0x000000000000ff00ULL) << 40)
          | ((v & 0x00000000000000ffULL) << 56));
 }
-#endif // !defined(HAVE_BYTESWAP_H)
+#endif // !HAVE_DECL_BSWAP64
 
 // gcc 4.3 and later provides __builtin_bswap32 and __builtin_bswap64.