re PR bootstrap/53197 (bootstrap comparison failure)

[gcc.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index b97c5051044ca8252f463f6163f3e9ca24736ec5..ad19defee6570cb6a5793fb0f85cdbb957977217 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -1,5 +1,5 @@
 #   Copyright (C) 1992, 1993, 1994, 1995, 1996, 1997, 1998, 1999, 2000,
-#   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011
+#   2001, 2002, 2003, 2004, 2005, 2006, 2007, 2008, 2009, 2010, 2011, 2012
 #   Free Software Foundation, Inc.
 #
 # This file is free software; you can redistribute it and/or modify it
@@ -154,6 +154,7 @@ target_libraries="target-libgcc \
                target-libgloss \
                target-newlib \
                target-libgomp \
+               target-libatomic \
                target-libitm \
                target-libstdc++-v3 \
                target-libmudflap \
@@ -483,7 +484,7 @@ if test x$enable_libgomp = x ; then
        ;;
     *-*-netbsd* | *-*-freebsd* | *-*-openbsd* | *-*-dragonfly*)
        ;;
-    *-*-solaris2* | *-*-irix6* | *-*-osf* | *-*-hpux11*)
+    *-*-solaris2* | *-*-hpux11*)
        ;;
     *-*-darwin* | *-*-aix*)
        ;;
@@ -493,6 +494,22 @@ if test x$enable_libgomp = x ; then
     esac
 fi
 
+# Disable libatomic on unsupported systems.
+if test -d ${srcdir}/libatomic; then
+    if test x$enable_libatomic = x; then
+       AC_MSG_CHECKING([for libatomic support])
+       if (srcdir=${srcdir}/libatomic; \
+               . ${srcdir}/configure.tgt; \
+               test -n "$UNSUPPORTED")
+       then
+           AC_MSG_RESULT([no])
+           noconfigdirs="$noconfigdirs target-libatomic"
+       else
+           AC_MSG_RESULT([yes])
+       fi
+    fi
+fi
+
 # Disable libitm on unsupported systems.
 if test -d ${srcdir}/libitm; then
     if test x$enable_libitm = x; then
@@ -571,7 +588,7 @@ case "${target}" in
     ;;
   m68k-*-*)
     ;;
-  mips-sgi-irix6.* | mips*-*-rtems*)
+  mips*-*-rtems*)
     ;;
   mips*-*-linux*)
     ;;
@@ -687,13 +704,6 @@ case "${target}" in
   rs6000-*-aix*)
     noconfigdirs="$noconfigdirs ${libgcj}"
     ;;
-  mips*-*-irix6*)
-    # Linking libjava exceeds command-line length limits on at least
-    # IRIX 6.2, but not on IRIX 6.5.
-    # Also, boehm-gc won't build on IRIX 6.5, according to Jeffrey Oldham
-    # <oldham@codesourcery.com>
-    noconfigdirs="$noconfigdirs ${libgcj}"
-    ;;
   *-*-lynxos*)
     noconfigdirs="$noconfigdirs ${libgcj}"
     ;; 
@@ -879,9 +889,6 @@ case "${target}" in
   tic54x-*-*)
     noconfigdirs="$noconfigdirs target-libgloss gdb"
     ;;
-  cr16-*-*)
-    noconfigdirs="$noconfigdirs gdb"
-    ;;
   d10v-*-*)
     noconfigdirs="$noconfigdirs target-libgloss"
     ;;
@@ -931,8 +938,8 @@ case "${target}" in
     noconfigdirs="$noconfigdirs libgui itcl ld"
     ;;
   ia64*-*-*vms*)
-    # No gdb or ld support yet.
-    noconfigdirs="$noconfigdirs readline libgui itcl gdb ld"
+    # No ld support yet.
+    noconfigdirs="$noconfigdirs libgui itcl ld"
     ;;
   i[[3456789]]86-w64-mingw*)
     ;;
@@ -1077,9 +1084,6 @@ case "${host}" in
   *-mingw*)
     host_makefile_frag="config/mh-mingw"
     ;;
-  *-interix*)
-    host_makefile_frag="config/mh-interix"
-    ;;
   hppa*-hp-hpux10*)
     host_makefile_frag="config/mh-pa-hpux10"
     ;;
@@ -1984,7 +1988,7 @@ esac
 
 # Disable libitm if we're not building C++
 case ,${enable_languages}, in
-  *,c++) ;;
+  *,c++,*) ;;
   *)
     noconfigdirs="$noconfigdirs target-libitm"
     ;;
@@ -2337,18 +2341,6 @@ case "${enable_target_optspace}:${target}" in
     ;;
 esac
 
-# Default to using --with-stabs for certain targets.
-if test x${with_stabs} = x ; then
-  case "${target}" in
-  mips*-*-irix[[56]]*)
-    ;;
-  mips*-*-* | alpha*-*-osf*)
-    with_stabs=yes;
-    extra_host_args="${extra_host_args} --with-stabs"
-    ;;
-  esac
-fi
-
 # Some systems (e.g., one of the i386-aix systems the gas testers are
 # using) don't handle "\$" correctly, so don't use it here.
 tooldir='${exec_prefix}'/${target_noncanonical}