GCC: Check if AR works with --plugin and rc

[thirdparty/gcc.git] / zlib / configure

diff --git a/zlib/configure b/zlib/configure
index 1d141b36e394b6b92576fe00840c2795e1d2f7b5..29eeb3504298c24e8fe8b20a669dc65356e842a9 100755 (executable)
--- a/zlib/configure
+++ b/zlib/configure
@@ -5619,7 +5619,15 @@ 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"
+    touch conftest.c
+    $AR $plugin_option rc conftest.a conftest.c
+    if test "$?" != 0; then
+      { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: Failed: $AR $plugin_option rc" >&5
+$as_echo "$as_me: WARNING: Failed: $AR $plugin_option rc" >&2;}
+    else
+      AR="$AR $plugin_option"
+    fi
+    rm -f conftest.*
   fi
 fi
 test -z "$AR_FLAGS" && AR_FLAGS=cru
@@ -10786,7 +10794,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10789 "configure"
+#line 10797 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -10892,7 +10900,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10895 "configure"
+#line 10903 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H