From a4966cd965cd7269426ea096113df862c1dcdf34 Mon Sep 17 00:00:00 2001
From: "H.J. Lu" <hjl.tools@gmail.com>
Date: Sat, 9 Jan 2021 06:47:58 -0800
Subject: Binutils: Pass --plugin to AR and RANLIB

Detect GCC LTO plugin.  Pass --plugin to AR and RANLIB to support LTO
build.

bfd/

	* configure: Regenerated.

binutils/

	* configure: Regenerated.

gas/

	* configure: Regenerated.

gprof/

	* configure: Regenerated.

ld/

	* configure: Regenerated.

libctf/

	* configure: Regenerated.

opcodes/

	* configure: Regenerated.
---
 binutils/ChangeLog |  4 ++++
 binutils/configure | 27 +++++++++++++++++++++++++--
 2 files changed, 29 insertions(+), 2 deletions(-)

(limited to 'binutils')

diff --git a/binutils/ChangeLog b/binutils/ChangeLog
index d5eed5e..d401232 100644
--- a/binutils/ChangeLog
+++ b/binutils/ChangeLog
@@ -1,3 +1,7 @@
+2021-01-09  H.J. Lu  <hongjiu.lu@intel.com>
+
+	* configure: Regenerated.
+
 2021-01-09  Nick Clifton  <nickc@redhat.com>
 
 	* configure: Regenerate.
diff --git a/binutils/configure b/binutils/configure
index f0d9876..f1b8064 100755
--- a/binutils/configure
+++ b/binutils/configure
@@ -6620,6 +6620,19 @@ test -z "$deplibs_check_method" && deplibs_check_method=unknown
 
 
 
+plugin_option=
+plugin_names="liblto_plugin.so liblto_plugin-0.dll cyglto_plugin-0.dll"
+for plugin in $plugin_names; do
+  plugin_so=`${CC} ${CFLAGS} --print-prog-name $plugin`
+  if test x$plugin_so = x$plugin; then
+    plugin_so=`${CC} ${CFLAGS} --print-file-name $plugin`
+  fi
+  if test x$plugin_so != x$plugin; then
+    plugin_option="--plugin $plugin_so"
+    break
+  fi
+done
+
 if test -n "$ac_tool_prefix"; then
   # Extract the first word of "${ac_tool_prefix}ar", so it can be a program name with args.
 set dummy ${ac_tool_prefix}ar; ac_word=$2
@@ -6713,6 +6726,11 @@ else
 fi
 
 test -z "$AR" && AR=ar
+if test -n "$plugin_option"; then
+  if $AR --help 2>&1 | grep -q "\--plugin"; then
+    AR="$AR $plugin_option"
+  fi
+fi
 test -z "$AR_FLAGS" && AR_FLAGS=cru
 
 
@@ -6917,6 +6935,11 @@ else
 fi
 
 test -z "$RANLIB" && RANLIB=:
+if test -n "$plugin_option" && test "$RANLIB" != ":"; then
+  if $RANLIB --help 2>&1 | grep -q "\--plugin"; then
+    RANLIB="$RANLIB $plugin_option"
+  fi
+fi
 
 
 
@@ -11546,7 +11569,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11549 "configure"
+#line 11572 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11652,7 +11675,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11655 "configure"
+#line 11678 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
-- 
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