gdb: Fix decoding of ARM neon memory hint insns.

[deliverable/binutils-gdb.git] / gold / configure.ac

diff --git a/gold/configure.ac b/gold/configure.ac
index de3b63038a2c0e60e1cf4fd20a5c366d7486f45f..d7fa1f88e8bdae617f04eeee76dd6f1ad9ec8d84 100644 (file)
--- a/gold/configure.ac
+++ b/gold/configure.ac
@@ -1,6 +1,6 @@
 dnl Process this file with autoconf to produce a configure script.
 dnl
-dnl   Copyright (C) 2006-2016 Free Software Foundation, Inc.
+dnl   Copyright (C) 2006-2017 Free Software Foundation, Inc.
 dnl
 dnl This file is free software; you can redistribute it and/or modify
 dnl it under the terms of the GNU General Public License as published by
@@ -49,7 +49,7 @@ fi
 
 sysroot_relocatable=0
 if test -n "$sysroot"; then
-  case "sysroot" in
+  case "$sysroot" in
     "${prefix}" | "${prefix}/"* | \
     "${exec_prefix}" | "${exec_prefix}/"* | \
     '${prefix}' | '${prefix}/'*| \
@@ -161,6 +161,26 @@ if test -n "$enable_targets"; then
   done
 fi
 
+# Decide which "--hash-style" to use by default
+# Provide a configure time option to override our default.
+AC_ARG_ENABLE([default-hash-style],
+AS_HELP_STRING([--enable-default-hash-style={sysv,gnu,both}],
+              [use this default hash style]),
+[case "${enable_default_hash_style}" in
+  sysv | gnu | both) ;;
+  *) AC_MSG_ERROR([bad value ${enable_default_hash_style} for enable-default-hash-style option]) ;;
+esac],
+[case "${target}" in
+  # Enable gnu hash only on GNU targets, but not mips
+  mips*-*-*) enable_default_hash_style=sysv ;;
+  *-*-gnu* | *-*-linux* | *-*-nacl*) enable_default_hash_style=both ;;
+  *) enable_default_hash_style=sysv ;;
+esac])
+
+AC_DEFINE_UNQUOTED([DEFAULT_HASH_STYLE],
+  ["${enable_default_hash_style}"],
+  [Set the default --hash-style value])
+
 # See which specific instantiations we need.
 targetobjs=
 all_targets=