http://sourceware.org/bugzilla/show_bug.cgi?id=12762
vanboxem.ruben at gmail dot com changed:
What |Removed |Added
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CC| |ktietz70 at googlemail dot
| |com
--- Comment #6 from vanboxem.ruben at gmail dot com 2011-05-17 13:27:46 UTC ---
When compiling libstdc++ with -flto in CFLAGS, libstdc++'s config.log shows a
failed test with these errors (along with the previous multiple definition
errors):
`__multf3' referenced in section `.text' of /tmp/ccbxHWuQ.ltrans0.ltrans.o:
defined in discarded section `.text' of multf3.o (symbol from plugin)
`__multf3' referenced in section `.text' of /tmp/ccbxHWuQ.ltrans0.ltrans.o:
defined in discarded section `.text' of multf3.o (symbol from plugin)
`__multf3' referenced in section `.text' of /tmp/ccbxHWuQ.ltrans0.ltrans.o:
defined in discarded section `.text' of multf3.o (symbol from plugin)
`__multf3' referenced in section `.text' of /tmp/ccbxHWuQ.ltrans0.ltrans.o:
defined in discarded section `.text' of multf3.o (symbol from plugin)
`__subtf3' referenced in section `.text' of /tmp/ccbxHWuQ.ltrans0.ltrans.o:
defined in discarded section `.text' of subtf3.o (symbol from plugin)
`__addtf3' referenced in section `.text' of /tmp/ccbxHWuQ.ltrans0.ltrans.o:
defined in discarded section `.text' of addtf3.o (symbol from plugin)
`__subtf3' referenced in section `.text' of /tmp/ccbxHWuQ.ltrans0.ltrans.o:
defined in discarded section `.text' of subtf3.o (symbol from plugin)
...
In total it seems ld is reading all symbols multiple times in the same object
file, and
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