ac_unique_file="Makefile.in"
ac_subst_vars='LTLIBOBJS
LIBOBJS
+default_gnattools_target
warn_cflags
OBJEXT
EXEEXT
ADA_CFLAGS
EXTRA_GNATTOOLS
TOOLS_TARGET_PAIRS
-default_gnattools_target
LN_S
target_noncanonical
host_noncanonical
fi
-# Determine what to build for 'gnattools'
-if test $build = $target ; then
- # Note that build=target is almost certainly the wrong test; FIXME
- default_gnattools_target="gnattools-native"
-else
- default_gnattools_target="gnattools-cross"
-fi
-
-
# Target-specific stuff (defaults)
TOOLS_TARGET_PAIRS=
# From user or toplevel makefile.
+# This is testing the CC passed from the toplevel Makefile, not the
+# one we will select below.
ac_ext=c
ac_cpp='$CPP $CPPFLAGS'
ac_compile='$CC -c $CFLAGS $CPPFLAGS conftest.$ac_ext >&5'
fi
+# Determine what to build for 'gnattools'. Test after the above,
+# because testing for CC sets the final value of cross_compiling, even
+# if we end up using a different CC. We want to build
+# gnattools-native when: (a) this is a native build, i.e.,
+# cross_compiling=no, otherwise we know we cannot run binaries
+# produced by the toolchain used for the build, not even the binaries
+# created within ../gcc/; (b) build and host are the same, otherwise
+# this is to be regarded as a cross build environment even if it seems
+# that we can run host binaries; (c) host and target are the same,
+# otherwise the tools in ../gcc/ generate code for a different
+# platform. If you change this test, be sure to adjust
+# ../gcc/ada/gcc-interface/config-lang.in as well.
+if test "x$cross_compiling/$build/$host" = "xno/$host/$target" ; then
+ default_gnattools_target="gnattools-native"
+else
+ default_gnattools_target="gnattools-cross"
+fi
+
+
# Output: create a Makefile.
ac_config_files="$ac_config_files Makefile"