configure.in (libstdcxx_flags): Don't add libstdc++-v3 flags for libjava.

* configure.in (libstdcxx_flags): Don't add libstdc++-v3 flags for
libjava.
(CXX_FOR_TARGET): Explain why -shared-libgcc here.

From-SVN: r50169

ChangeLog

+2002-02-28  Alexandre Oliva  <aoliva@redhat.com>
+
+	* configure.in (libstdcxx_flags): Don't add libstdc++-v3 flags for
+	libjava.
+	(CXX_FOR_TARGET): Explain why -shared-libgcc here.
+
 2002-02-23  Alexandre Oliva  <aoliva@redhat.com>
 
 	* Makefile.in (MAKEINFO): Don't assume makeinfo will be built just

configure.in

@@ -50,7 +50,7 @@ fi
 
 libstdcxx_version="target-libstdc++-v3"
 # Don't use libstdc++-v3's flags to configure/build itself.
-libstdcxx_flags='`case $$dir in libstdc++-v3) ;; *) test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/testsuite_flags --build-includes;; esac` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
+libstdcxx_flags='`case $$dir in libstdc++-v3 | libjava) ;; *) test ! -f $$r/$(TARGET_SUBDIR)/libstdc++-v3/testsuite_flags || $(SHELL) $$r/$(TARGET_SUBDIR)/libstdc++-v3/testsuite_flags --build-includes;; esac` -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src -L$$r/$(TARGET_SUBDIR)/libstdc++-v3/src/.libs'
 
 # these tools are built for the host environment
 # Note, the powerpc-eabi build depends on sim occurring before gdb in order to
@@ -1548,6 +1548,9 @@ fi
 if test "x${CXX_FOR_TARGET+set}" = xset; then
   :
 elif test -d ${topsrcdir}/gcc; then
+  # We add -shared-libgcc to CXX_FOR_TARGET whenever we use xgcc instead
+  # of g++ for linking C++ or Java, because g++ has -shared-libgcc by
+  # default whereas gcc does not.
   CXX_FOR_TARGET='$$r/gcc/`case $$dir in libstdc++-v3 | libjava) echo xgcc -shared-libgcc ;; *) echo g++ ;; esac` -B$$r/gcc/ -nostdinc++ '$libstdcxx_flags
 elif test "$host" = "$target"; then
   CXX_FOR_TARGET='$(CXX)'