libtool-2.2.8 fails test 56 with --as-needed

[Ryan Hill]

Hello.  If libtool-2.2.8 is built with LDFLAGS containing -Wl,--as-needed,
there is a new failure in the versioning test due to an undefined symbol:

--- /dev/null   2010-06-04 17:12:18.014006681 -0600
+++ /home/dirtyepic/tmp/libtool-2.2.8/tests/testsuite.dir/at-groups/56/stderr   
2010-06-05 22:06:15.510405909 -0600
@@ -0,0 +1 @@
+/home/dirtyepic/tmp/libtool-2.2.8/tests/testsuite.dir/056/inst/bin/prog2: 
symbol lookup error: 
/home/dirtyepic/tmp/libtool-2.2.8/tests/testsuite.dir/056/inst/lib/libb.so.0: 
undefined symbol: a


To reproduce:

$ LDFLAGS="-Wl,--as-needed" ./configure
$ LDFLAGS="-Wl,--as-needed" make
$ make check
[...]
 56: versioning                                      FAILED (versioning.at:170)


Log is attached.


-- 
fonts,                               there's a hole in my neighbourhood
gcc-porting,                  down which of late i cannot help but fall
wxwidgets @ gentoo     EFFD 380E 047A 4B51 D2BD C64F 8AA8 8346 F9A4 0662

testsuite.log
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