re PR target/40125 (libgcc_s DLL installed in wrong directory in cross toolchain)

config/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* lthostflags.m4: New file.
	(ACX_LT_HOST_FLAGS): Define.

libgfortran/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* Makefile.am (LTLDFLAGS): Use lt_host_flags.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

libgomp/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* Makefile.am (libgomp_la_LDFLAGS): Use lt_host_flags.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

libjava/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* configure.host (libgcj_sublib_ltflags): Use lt_host_flags.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* gcj/Makefile.in: Regenerate.
	* include/Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

libobjc/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac (extra_ldflags_libobjc): Invoke ACX_LT_HOST_FLAGS.
	* Makefile.in (lt_host_flags): Import AC_SUBST'd value.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.

libquadmath/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* Makefile.am (libquadmath_la_LDFLAGS): Use lt_host_flags.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

libssp/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* Makefile.am (libssp_la_LDFLAGS): Use lt_host_flags.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

libstdc++-v3/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* configure.host (OPT_LDFLAGS): Use lt_host_flags for cygming.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.
	* doc/Makefile.in: Regenerate.
	* include/Makefile.in: Regenerate.
	* libsupc++/Makefile.in: Regenerate.
	* po/Makefile.in: Regenerate.
	* python/Makefile.in: Regenerate.
	* src/Makefile.in: Regenerate.
	* testsuite/Makefile.in: Regenerate.

lto-plugin/ChangeLog:

2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>

	PR target/40125
	PR lto/46695
	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
	* Makefile.am (liblto_plugin_la_LDFLAGS): Use lt_host_flags but
	override -bindir setting.
	* aclocal.m4: Regenerate.
	* configure: Regenerate.
	* Makefile.in: Regenerate.

From-SVN: r167480

6 files changed, 44 insertions, 4 deletions

diff --git a/lto-plugin/ChangeLog b/lto-plugin/ChangeLog
index 2463d83098b..305db4e9877 100644
--- a/lto-plugin/ChangeLog
+++ b/lto-plugin/ChangeLog
@@ -1,3 +1,14 @@
+2010-12-06  Dave Korn  <dave.korn.cygwin@gmail.com>
+
+	PR target/40125
+	PR lto/46695
+	* configure.ac: Invoke ACX_LT_HOST_FLAGS.
+	* Makefile.am (liblto_plugin_la_LDFLAGS): Use lt_host_flags but
+	override -bindir setting.
+	* aclocal.m4: Regenerate.
+	* configure: Regenerate.
+	* Makefile.in: Regenerate.
+
 2010-12-05  Kai Tietz  <kai.tietz@onevision.com>
 
 	* config.h.in: Regenerated.
diff --git a/lto-plugin/Makefile.am b/lto-plugin/Makefile.am
index fb1d6c20f18..ba385c76c6f 100644
--- a/lto-plugin/Makefile.am
+++ b/lto-plugin/Makefile.am
@@ -15,7 +15,8 @@ libexecsub_LTLIBRARIES = liblto_plugin.la
 liblto_plugin_la_SOURCES = lto-plugin.c
 liblto_plugin_la_LIBADD = \
 	$(if $(wildcard ../libiberty/pic/libiberty.a),../libiberty/pic/libiberty.a,)
-liblto_plugin_la_LDFLAGS = -no-undefined -bindir $(libexecsubdir) \
+# Note that we intentionally override the bindir supplied by ACX_LT_HOST_FLAGS
+liblto_plugin_la_LDFLAGS = $(lt_host_flags) -bindir $(libexecsubdir) \
 	$(if $(wildcard ../libiberty/pic/libiberty.a),,-Wc,../libiberty/libiberty.a)
 
 all: copy_lto_plugin
diff --git a/lto-plugin/Makefile.in b/lto-plugin/Makefile.in
index 41bf148d2f2..ad53a60a903 100644
--- a/lto-plugin/Makefile.in
+++ b/lto-plugin/Makefile.in
@@ -48,6 +48,7 @@ am__aclocal_m4_deps = $(top_srcdir)/../libtool.m4 \
 	$(top_srcdir)/../config/acx.m4 \
 	$(top_srcdir)/../config/depstand.m4 \
 	$(top_srcdir)/../config/lead-dot.m4 \
+	$(top_srcdir)/../config/lthostflags.m4 \
 	$(top_srcdir)/../config/override.m4 $(top_srcdir)/configure.ac
 am__configure_deps = $(am__aclocal_m4_deps) $(CONFIGURE_DEPENDENCIES) \
 	$(ACLOCAL_M4)
@@ -201,6 +202,7 @@ libdir = @libdir@
 libexecdir = @libexecdir@
 localedir = @localedir@
 localstatedir = @localstatedir@
+lt_host_flags = @lt_host_flags@
 mandir = @mandir@
 mkdir_p = @mkdir_p@
 oldincludedir = @oldincludedir@
@@ -233,7 +235,8 @@ liblto_plugin_la_SOURCES = lto-plugin.c
 liblto_plugin_la_LIBADD = \
 	$(if $(wildcard ../libiberty/pic/libiberty.a),../libiberty/pic/libiberty.a,)
 
-liblto_plugin_la_LDFLAGS = -no-undefined -bindir $(libexecsubdir) \
+# Note that we intentionally override the bindir supplied by ACX_LT_HOST_FLAGS
+liblto_plugin_la_LDFLAGS = $(lt_host_flags) -bindir $(libexecsubdir) \
 	$(if $(wildcard ../libiberty/pic/libiberty.a),,-Wc,../libiberty/libiberty.a)
 
 all: config.h
diff --git a/lto-plugin/aclocal.m4 b/lto-plugin/aclocal.m4
index 9cf50045f2f..889e8ee9e18 100644
--- a/lto-plugin/aclocal.m4
+++ b/lto-plugin/aclocal.m4
@@ -976,4 +976,5 @@ m4_include([../lt~obsolete.m4])
 m4_include([../config/acx.m4])
 m4_include([../config/depstand.m4])
 m4_include([../config/lead-dot.m4])
+m4_include([../config/lthostflags.m4])
 m4_include([../config/override.m4])
diff --git a/lto-plugin/configure b/lto-plugin/configure
index 8b94622b3ff..12e58e5d867 100755
--- a/lto-plugin/configure
+++ b/lto-plugin/configure
@@ -602,6 +602,7 @@ am__EXEEXT_TRUE
 LTLIBOBJS
 LIBOBJS
 target_noncanonical
+lt_host_flags
 CPP
 OTOOL64
 OTOOL
@@ -10505,7 +10506,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10508 "configure"
+#line 10509 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -10611,7 +10612,7 @@ else
   lt_dlunknown=0; lt_dlno_uscore=1; lt_dlneed_uscore=2
   lt_status=$lt_dlunknown
   cat > conftest.$ac_ext <<_LT_EOF
-#line 10614 "configure"
+#line 10615 "configure"
 #include "confdefs.h"
 
 #if HAVE_DLFCN_H
@@ -10849,6 +10850,28 @@ CC="$lt_save_CC"
 
 
 
+
+
+case $host in
+  *-cygwin* | *-mingw*)
+    # 'host' will be top-level target in the case of a target lib,
+    # we must compare to with_cross_host to decide if this is a native
+    # or cross-compiler and select where to install dlls appropriately.
+    if test -n "$with_cross_host" &&
+	test x"$with_cross_host" != x"no"; then
+      lt_host_flags='-no-undefined -bindir "$(toolexeclibdir)"';
+    else
+      lt_host_flags='-no-undefined -bindir "$(bindir)"';
+    fi
+    ;;
+  *)
+    lt_host_flags=
+    ;;
+esac
+
+
+
+
 # Trying to get this information from gcc's config is tricky.
 case $target in
   x86_64*-mingw*)
diff --git a/lto-plugin/configure.ac b/lto-plugin/configure.ac
index 442b2395a67..67147db6817 100644
--- a/lto-plugin/configure.ac
+++ b/lto-plugin/configure.ac
@@ -7,6 +7,7 @@ AM_MAINTAINER_MODE
 AC_PROG_CC
 AC_SYS_LARGEFILE
 AM_PROG_LIBTOOL
+ACX_LT_HOST_FLAGS
 AC_SUBST(target_noncanonical)
 # Trying to get this information from gcc's config is tricky.
 case $target in