Add nvptx port.

- From: Cesar Philippidis <cesar@codesourcery.com>
  Date: Tue, 10 Apr 2018 14:43:42 -0700
  Subject: [PATCH] nvptx port

  This port adds support for Nvidia GPU's, which are primarily used as
  offload accelerators in OpenACC and OpenMP.

newlib/libc/sys/a29khif/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/arm/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/configure

@@ -3753,6 +3753,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}
@@ -11456,7 +11462,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11459 "configure"
+#line 11465 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11562,7 +11568,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11565 "configure"
+#line 11571 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H

newlib/libc/sys/d10v/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/decstation/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/epiphany/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/h8300hms/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/h8500hms/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/linux/configure

@@ -3728,6 +3728,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}
@@ -11473,7 +11479,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11476 "configure"
+#line 11482 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11579,7 +11585,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11582 "configure"
+#line 11588 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H

newlib/libc/sys/linux/linuxthreads/configure

@@ -3726,6 +3726,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}
@@ -11471,7 +11477,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11474 "configure"
+#line 11480 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11577,7 +11583,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11580 "configure"
+#line 11586 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H

newlib/libc/sys/linux/linuxthreads/machine/configure

@@ -3726,6 +3726,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}
@@ -11429,7 +11435,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11432 "configure"
+#line 11438 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11535,7 +11541,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11538 "configure"
+#line 11544 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H

newlib/libc/sys/linux/linuxthreads/machine/i386/configure

@@ -3722,6 +3722,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}
@@ -11467,7 +11473,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11470 "configure"
+#line 11476 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11573,7 +11579,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11576 "configure"
+#line 11582 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H

newlib/libc/sys/linux/machine/configure

@@ -3727,6 +3727,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}
@@ -11430,7 +11436,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11433 "configure"
+#line 11439 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11536,7 +11542,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11539 "configure"
+#line 11545 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H

newlib/libc/sys/linux/machine/i386/configure

@@ -3722,6 +3722,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}
@@ -11467,7 +11473,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11470 "configure"
+#line 11476 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -11573,7 +11579,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 11576 "configure"
+#line 11582 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H

newlib/libc/sys/m88kbug/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/mmixware/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/netware/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/or1k/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/phoenix/configure

@@ -3399,6 +3399,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/rdos/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/rtems/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/sh/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/sparc64/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/sun4/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/sysmec/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/sysnec810/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/sysnecv850/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/sysvi386/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/sysvnecv70/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/tic80/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/tirtos/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/w65/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}

newlib/libc/sys/z8ksim/configure

@@ -3396,6 +3396,12 @@ else
 fi
 
 
+# Emit any target-specific warnings.
+if test "x${newlib_msg_warn}" != "x"; then
+   { $as_echo "$as_me:${as_lineno-$LINENO}: WARNING: ${newlib_msg_warn}" >&5
+$as_echo "$as_me: WARNING: ${newlib_msg_warn}" >&2;}
+fi
+
 # Hard-code OBJEXT.  Normally it is set by AC_OBJEXT, but we
 # use oext, which is set in configure.host based on the target platform.
 OBJEXT=${oext}