PR gdb/921

	PR gdb/1646
	PR gdb/2175
	PR gdb/2176

	* Makefile.def (flags_to_pass): Add CPPFLAGS_FOR_BUILD and CPPFLAGS.
	* Makefile.tpl (BUILD_EXPORTS): Set CPPFLAGS.
	(EXTRA_BUILD_FLAGS): Correct typo.  Pass CPPFLAGS.
	(HOST_EXPORTS): Pass CPPFLAGS.
	(CPPFLAGS_FOR_BUILD, CPPFLAGS, CPPFLAGS_FOR_TARGET): Define.
	(LDFLAGS_FOR_TARGET): Initialize from configure script.
	(EXTRA_TARGET_FLAGS): Set CPPFLAGS.
	* Makefile.in, configure: Regenerated.
	* configure.ac: Set CPPFLAGS_FOR_TARGET, LDFLAGS_FOR_TARGET,
	and CPPFLAGS_FOR_BUILD.

	libiberty/
	* Makefile.in (CPPFLAGS): Define.
	(FLAGS_TO_PASS, COMPILE.c): Add CPPFLAGS.

1 files changed, 12 insertions, 1 deletions

diff --git a/configure b/configure
index a8cf68074..dfeb45efc 100755
--- a/configure
+++ b/configure
@@ -272,7 +272,7 @@ PACKAGE_STRING=
 PACKAGE_BUGREPORT=
 
 ac_unique_file="move-if-change"
-ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS TOPLEVEL_CONFIGURE_ARGUMENTS build build_cpu build_vendor build_os build_noncanonical host_noncanonical target_noncanonical host host_cpu host_vendor host_os target target_cpu target_vendor target_os INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN LN_S build_libsubdir build_subdir host_subdir target_subdir CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CXX CXXFLAGS ac_ct_CXX GNATBIND ac_ct_GNATBIND GNATMAKE ac_ct_GNATMAKE do_compare gmplibs gmpinc stage1_languages SYSROOT_CFLAGS_FOR_TARGET DEBUG_PREFIX_CFLAGS_FOR_TARGET CFLAGS_FOR_TARGET CXXFLAGS_FOR_TARGET RPATH_ENVVAR GCC_SHLIB_SUBDIR tooldir build_tooldir CONFIGURE_GDB_TK GDB_TK INSTALL_GDB_TK build_configargs build_configdirs host_configargs configdirs target_configargs AR_FOR_BUILD AS_FOR_BUILD CC_FOR_BUILD CFLAGS_FOR_BUILD CXXFLAGS_FOR_BUILD CXX_FOR_BUILD DLLTOOL_FOR_BUILD GCJ_FOR_BUILD GFORTRAN_FOR_BUILD LDFLAGS_FOR_BUILD LD_FOR_BUILD NM_FOR_BUILD RANLIB_FOR_BUILD WINDMC_FOR_BUILD WINDRES_FOR_BUILD config_shell YACC BISON M4 LEX FLEX MAKEINFO EXPECT RUNTEST AR AS DLLTOOL LD LIPO NM RANLIB STRIP WINDRES WINDMC OBJCOPY OBJDUMP CC_FOR_TARGET CXX_FOR_TARGET GCC_FOR_TARGET GCJ_FOR_TARGET GFORTRAN_FOR_TARGET AR_FOR_TARGET AS_FOR_TARGET DLLTOOL_FOR_TARGET LD_FOR_TARGET LIPO_FOR_TARGET NM_FOR_TARGET OBJDUMP_FOR_TARGET RANLIB_FOR_TARGET STRIP_FOR_TARGET WINDRES_FOR_TARGET WINDMC_FOR_TARGET RAW_CXX_FOR_TARGET FLAGS_FOR_TARGET COMPILER_AS_FOR_TARGET COMPILER_LD_FOR_TARGET COMPILER_NM_FOR_TARGET MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT stage1_cflags stage1_checking stage2_werror_flag datarootdir docdir pdfdir htmldir LIBOBJS LTLIBOBJS'
+ac_subst_vars='SHELL PATH_SEPARATOR PACKAGE_NAME PACKAGE_TARNAME PACKAGE_VERSION PACKAGE_STRING PACKAGE_BUGREPORT exec_prefix prefix program_transform_name bindir sbindir libexecdir datadir sysconfdir sharedstatedir localstatedir libdir includedir oldincludedir infodir mandir build_alias host_alias target_alias DEFS ECHO_C ECHO_N ECHO_T LIBS TOPLEVEL_CONFIGURE_ARGUMENTS build build_cpu build_vendor build_os build_noncanonical host_noncanonical target_noncanonical host host_cpu host_vendor host_os target target_cpu target_vendor target_os INSTALL_PROGRAM INSTALL_SCRIPT INSTALL_DATA LN LN_S build_libsubdir build_subdir host_subdir target_subdir CC CFLAGS LDFLAGS CPPFLAGS ac_ct_CC EXEEXT OBJEXT CXX CXXFLAGS ac_ct_CXX GNATBIND ac_ct_GNATBIND GNATMAKE ac_ct_GNATMAKE do_compare gmplibs gmpinc stage1_languages SYSROOT_CFLAGS_FOR_TARGET DEBUG_PREFIX_CFLAGS_FOR_TARGET CFLAGS_FOR_TARGET CXXFLAGS_FOR_TARGET CPPFLAGS_FOR_TARGET LDFLAGS_FOR_TARGET RPATH_ENVVAR GCC_SHLIB_SUBDIR tooldir build_tooldir CONFIGURE_GDB_TK GDB_TK INSTALL_GDB_TK build_configargs build_configdirs host_configargs configdirs target_configargs AR_FOR_BUILD AS_FOR_BUILD CC_FOR_BUILD CFLAGS_FOR_BUILD CPPFLAGS_FOR_BUILD CXXFLAGS_FOR_BUILD CXX_FOR_BUILD DLLTOOL_FOR_BUILD GCJ_FOR_BUILD GFORTRAN_FOR_BUILD LDFLAGS_FOR_BUILD LD_FOR_BUILD NM_FOR_BUILD RANLIB_FOR_BUILD WINDMC_FOR_BUILD WINDRES_FOR_BUILD config_shell YACC BISON M4 LEX FLEX MAKEINFO EXPECT RUNTEST AR AS DLLTOOL LD LIPO NM RANLIB STRIP WINDRES WINDMC OBJCOPY OBJDUMP CC_FOR_TARGET CXX_FOR_TARGET GCC_FOR_TARGET GCJ_FOR_TARGET GFORTRAN_FOR_TARGET AR_FOR_TARGET AS_FOR_TARGET DLLTOOL_FOR_TARGET LD_FOR_TARGET LIPO_FOR_TARGET NM_FOR_TARGET OBJDUMP_FOR_TARGET RANLIB_FOR_TARGET STRIP_FOR_TARGET WINDRES_FOR_TARGET WINDMC_FOR_TARGET RAW_CXX_FOR_TARGET FLAGS_FOR_TARGET COMPILER_AS_FOR_TARGET COMPILER_LD_FOR_TARGET COMPILER_NM_FOR_TARGET MAINTAINER_MODE_TRUE MAINTAINER_MODE_FALSE MAINT stage1_cflags stage1_checking stage2_werror_flag datarootdir docdir pdfdir htmldir LIBOBJS LTLIBOBJS'
 ac_subst_files='serialization_dependencies host_makefile_frag target_makefile_frag alphaieee_frag ospace_frag'
 ac_pwd=`pwd`
 
@@ -5287,6 +5287,12 @@ if test "x$CXXFLAGS_FOR_TARGET" = x; then
 fi
 
 
+# Other target tools.
+CPPFLAGS_FOR_TARGET=${CPPFLAGS_FOR_TARGET-${CPPFLAGS}}
+
+LDFLAGS_FOR_TARGET=${LDFLAGS_FOR_TARGET-${LDFLAGS}}
+
+
 # Handle --with-headers=XXX.  If the value is not "yes", the contents of
 # the named directory are copied to $(tooldir)/sys-include.
 if test x"${with_headers}" != x && test x"${with_headers}" != xno ; then
@@ -6034,6 +6040,7 @@ esac
 # our build compiler if desired.
 if test x"${build}" = x"${host}" ; then
   CFLAGS_FOR_BUILD=${CFLAGS_FOR_BUILD-${CFLAGS}}
+  CPPFLAGS_FOR_BUILD=${CPPFLAGS_FOR_BUILD-${CPPFLAGS}}
   CXXFLAGS_FOR_BUILD=${CXXFLAGS_FOR_BUILD-${CXXFLAGS}}
   LDFLAGS_FOR_BUILD=${LDFLAGS_FOR_BUILD-${LDFLAGS}}
 fi
@@ -6112,6 +6119,7 @@ done
 
 
 
+
 # Generate default definitions for YACC, M4, LEX and other programs that run
 # on the build machine.  These are used if the Makefile can't locate these
 # programs in objdir.
@@ -12980,6 +12988,8 @@ s,@SYSROOT_CFLAGS_FOR_TARGET@,$SYSROOT_CFLAGS_FOR_TARGET,;t t
 s,@DEBUG_PREFIX_CFLAGS_FOR_TARGET@,$DEBUG_PREFIX_CFLAGS_FOR_TARGET,;t t
 s,@CFLAGS_FOR_TARGET@,$CFLAGS_FOR_TARGET,;t t
 s,@CXXFLAGS_FOR_TARGET@,$CXXFLAGS_FOR_TARGET,;t t
+s,@CPPFLAGS_FOR_TARGET@,$CPPFLAGS_FOR_TARGET,;t t
+s,@LDFLAGS_FOR_TARGET@,$LDFLAGS_FOR_TARGET,;t t
 s,@RPATH_ENVVAR@,$RPATH_ENVVAR,;t t
 s,@GCC_SHLIB_SUBDIR@,$GCC_SHLIB_SUBDIR,;t t
 s,@tooldir@,$tooldir,;t t
@@ -12996,6 +13006,7 @@ s,@AR_FOR_BUILD@,$AR_FOR_BUILD,;t t
 s,@AS_FOR_BUILD@,$AS_FOR_BUILD,;t t
 s,@CC_FOR_BUILD@,$CC_FOR_BUILD,;t t
 s,@CFLAGS_FOR_BUILD@,$CFLAGS_FOR_BUILD,;t t
+s,@CPPFLAGS_FOR_BUILD@,$CPPFLAGS_FOR_BUILD,;t t
 s,@CXXFLAGS_FOR_BUILD@,$CXXFLAGS_FOR_BUILD,;t t
 s,@CXX_FOR_BUILD@,$CXX_FOR_BUILD,;t t
 s,@DLLTOOL_FOR_BUILD@,$DLLTOOL_FOR_BUILD,;t t