[RFA:] Removing target-libiberty on branches

Hans-Peter Nilsson hans-peter.nilsson@axis.com
Thu Jun 23 18:55:00 GMT 2011


Here's the patch I tested for 4.6, native
x86_64-unknown-linux-gnu, cross to cris-axis-elf, both with old
and new ("breaking") newlib.

Ok for 4.6 and after testing, earlier branches?

2011-06-22  Hans-Peter Nilsson  <hp@axis.com>

	PR regression/47836
	PR bootstrap/23656
	PR other/47733
	PR bootstrap/49247
	PR c/48825
	* configure.ac (target_libraries): Remove target-libiberty.
	Remove all target-specific settings adding target-libiberty to
	skipdirs and noconfigdirs.  Remove checking target_configdirs
	and removing target-libiberty but keeping target-libgcc if
	otherwise empty.
	* Makefile.def (target_modules): Don't add libiberty.
	(dependencies): Remove all traces of target-libiberty.
	* configure, Makefile.in: Regenerate.

Index: configure.ac
===================================================================
--- configure.ac	(revision 175300)
+++ configure.ac	(working copy)
@@ -186,9 +186,8 @@ libgcj="target-libffi \
 
 # these libraries are built for the target environment, and are built after
 # the host libraries and the host tools (which may be a cross compiler)
-#
+# Note that libiberty is not a target library.
 target_libraries="target-libgcc \
-		target-libiberty \
 		target-libgloss \
 		target-newlib \
 		target-libgomp \
@@ -595,14 +594,14 @@ case "${target}" in
     ;;
   *-*-kaos*)
     # Remove unsupported stuff on all kaOS configurations.
-    skipdirs="target-libiberty ${libgcj} target-libstdc++-v3 target-librx"
+    skipdirs="${libgcj} target-libstdc++-v3 target-librx"
     skipdirs="$skipdirs target-libobjc target-examples target-groff target-gperf"
     skipdirs="$skipdirs zlib fastjar target-libjava target-boehm-gc target-zlib"
     noconfigdirs="$noconfigdirs target-libgloss"
     ;;
   *-*-netbsd*)
     # Skip some stuff on all NetBSD configurations.
-    noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss"
+    noconfigdirs="$noconfigdirs target-newlib target-libgloss"
 
     # Skip some stuff that's unsupported on some NetBSD configurations.
     case "${target}" in
@@ -614,21 +613,20 @@ case "${target}" in
     esac
     ;;
   *-*-netware*)
-    noconfigdirs="$noconfigdirs target-newlib target-libiberty target-libgloss ${libgcj} target-libmudflap"
+    noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj} target-libmudflap"
     ;;
   *-*-rtems*)
-    skipdirs="${skipdirs} target-libiberty"
     noconfigdirs="$noconfigdirs target-libgloss ${libgcj}"
     ;;
     # The tpf target doesn't support gdb yet.
   *-*-tpf*)
-    noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
+    noconfigdirs="$noconfigdirs target-newlib target-libgloss ${libgcj} target-libmudflap gdb tcl tk libgui itcl"
     ;;
   *-*-uclinux*)
     noconfigdirs="$noconfigdirs target-newlib target-libgloss target-rda ${libgcj}"
     ;;
   *-*-vxworks*)
-    noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libiberty target-libstdc++-v3 ${libgcj}"
+    noconfigdirs="$noconfigdirs target-newlib target-libgloss target-libstdc++-v3 ${libgcj}"
     ;;
   alpha*-dec-osf*)
     # ld works, but does not support shared libraries.
@@ -656,7 +654,7 @@ case "${target}" in
   sh*-*-pe|mips*-*-pe|*arm-wince-pe)
     noconfigdirs="$noconfigdirs ${libgcj}"
     noconfigdirs="$noconfigdirs target-examples"
-    noconfigdirs="$noconfigdirs target-libiberty texinfo send-pr"
+    noconfigdirs="$noconfigdirs texinfo send-pr"
     noconfigdirs="$noconfigdirs tcl tk itcl libgui sim"
     noconfigdirs="$noconfigdirs expect dejagnu"
     # the C++ libraries don't build on top of CE's C libraries
@@ -690,7 +688,7 @@ case "${target}" in
     libgloss_dir=arm
     ;;
   arm*-*-symbianelf*)
-    noconfigdirs="$noconfigdirs ${libgcj} target-libiberty"
+    noconfigdirs="$noconfigdirs ${libgcj}"
     libgloss_dir=arm
     ;;
   arm-*-pe*)
@@ -709,7 +707,7 @@ case "${target}" in
     noconfigdirs="$noconfigdirs ld target-libgloss ${libgcj}"
     ;;
   avr-*-*)
-    noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj} target-libssp"
+    noconfigdirs="$noconfigdirs target-libstdc++-v3 ${libgcj} target-libssp"
     ;;
   bfin-*-*)
     unsupported_languages="$unsupported_languages java"
@@ -888,7 +886,7 @@ case "${target}" in
     noconfigdirs="$noconfigdirs ${libgcj}"
     ;;
   m68hc11-*-*|m6811-*-*|m68hc12-*-*|m6812-*-*)
-    noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
+    noconfigdirs="$noconfigdirs target-libstdc++-v3 ${libgcj}"
     libgloss_dir=m68hc11
     ;;
   m68k-*-elf*)
@@ -918,9 +916,6 @@ case "${target}" in
   mt-*-*)
     noconfigdirs="$noconfigdirs sim"
     ;;
-  picochip-*-*)
-    noconfigdirs="$noconfigdirs target-libiberty"
-    ;;
   powerpc-*-aix*)
     # copied from rs6000-*-* entry
     noconfigdirs="$noconfigdirs gprof target-libgloss target-libssp target-newlib ${libgcj}"
@@ -962,7 +957,6 @@ case "${target}" in
     noconfigdirs="$noconfigdirs gprof target-libssp ${libgcj}"
     ;;
   mips*-sde-elf*)
-    skipdirs="$skipdirs target-libiberty"
     noconfigdirs="$noconfigdirs ${libgcj}"
     if test x$with_newlib = xyes; then
       noconfigdirs="$noconfigdirs gprof"
@@ -1052,7 +1046,7 @@ case "${target}" in
     noconfigdirs="$noconfigdirs ${libgcj}"
     ;;
   ip2k-*-*)
-    noconfigdirs="$noconfigdirs target-libiberty target-libstdc++-v3 ${libgcj}"
+    noconfigdirs="$noconfigdirs target-libstdc++-v3 ${libgcj}"
     ;;
   *-*-linux* | *-*-gnu* | *-*-k*bsd*-gnu | *-*-kopensolaris*-gnu)
     noconfigdirs="$noconfigdirs target-newlib target-libgloss"
@@ -2120,27 +2114,6 @@ for dir in . $skipdirs $noconfigdirs ; d
   fi
 done
 
-# Sometimes the tools are distributed with libiberty but with no other
-# libraries.  In that case, we don't want to build target-libiberty.
-# Don't let libgcc imply libiberty either.
-if test -n "${target_configdirs}" ; then
-  libgcc=
-  others=
-  for i in `echo ${target_configdirs} | sed -e s/target-//g` ; do
-    if test "$i" = "libgcc"; then
-      libgcc=target-libgcc
-    elif test "$i" != "libiberty" ; then
-      if test -r $srcdir/$i/configure ; then
-	others=yes;
-	break;
-      fi
-    fi
-  done
-  if test -z "${others}" ; then
-    target_configdirs=$libgcc
-  fi
-fi
-
 # Quietly strip out all directories which aren't configurable in this tree.
 # This relies on all configurable subdirectories being autoconfiscated, which
 # is now the case.
Index: Makefile.def
===================================================================
--- Makefile.def	(revision 175300)
+++ Makefile.def	(working copy)
@@ -167,7 +167,6 @@ target_modules = { module= libtermcap; n
                    missing=maintainer-clean; };
 target_modules = { module= winsup; };
 target_modules = { module= libgloss; no_check=true; };
-target_modules = { module= libiberty; };
 target_modules = { module= gperf; };
 target_modules = { module= examples; no_check=true; no_install=true; };
 target_modules = { module= libffi; };
@@ -551,7 +550,6 @@ dependencies = { module=configure-target
 dependencies = { module=configure-target-boehm-gc; on=all-target-libstdc++-v3; };
 dependencies = { module=configure-target-fastjar; on=configure-target-zlib; };
 dependencies = { module=all-target-fastjar; on=all-target-zlib; };
-dependencies = { module=all-target-fastjar; on=all-target-libiberty; };
 dependencies = { module=configure-target-libgo; on=configure-target-libffi; };
 dependencies = { module=configure-target-libgo; on=all-target-libstdc++-v3; };
 dependencies = { module=all-target-libgo; on=all-target-libffi; };
@@ -565,9 +563,7 @@ dependencies = { module=all-target-libja
 dependencies = { module=all-target-libjava; on=all-target-qthreads; };
 dependencies = { module=all-target-libjava; on=all-target-libffi; };
 dependencies = { module=configure-target-libobjc; on=configure-target-boehm-gc; };
-dependencies = { module=all-target-libobjc; on=all-target-libiberty; };
 dependencies = { module=all-target-libobjc; on=all-target-boehm-gc; };
-dependencies = { module=all-target-libstdc++-v3; on=all-target-libiberty; };
 dependencies = { module=configure-target-libstdc++-v3; on=configure-target-libgomp; };
 // parallel_list.o and parallel_settings.o depend on omp.h, which is
 // generated by the libgomp configure.  Unfortunately, due to the use of
@@ -582,10 +578,7 @@ lang_env_dependencies = { module=winsup;
 lang_env_dependencies = { module=qthreads; };
 
 dependencies = { module=all-target-libgloss; on=all-target-newlib; };
-dependencies = { module=all-target-winsup; on=all-target-libiberty; };
 dependencies = { module=all-target-winsup; on=all-target-libtermcap; };
-dependencies = { module=configure-target-libiberty; on=all-binutils; };
-dependencies = { module=configure-target-libiberty; on=all-ld; };
 dependencies = { module=configure-target-newlib; on=all-binutils; };
 dependencies = { module=configure-target-newlib; on=all-ld; };
 dependencies = { module=configure-target-libgfortran; on=all-target-libquadmath; };

brgds, H-P



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