[Bug lto/44812] m32 lto produces non-relocatable subtraction expression errors

["howarth at nitro dot med dot uc dot edu" <gcc-bugzilla at gcc dot gnu dot org>]

------- Comment #26 from howarth at nitro dot med dot uc dot edu  2010-08-27 13:59 -------
(In reply to comment #25)
> Created an attachment (id=21577)
 --> (http://gcc.gnu.org/bugzilla/attachment.cgi?id=21577&action=view) [edit]
> m32 darwin lto fix using external
> 

This version almost works. However I get the following c++ lto failures...

FAIL: g++.dg/lto/20081022 cp_lto_20081022_0.o-cp_lto_20081022_1.o link, -O0
-fwhopr
UNRESOLVED: g++.dg/lto/20081022 cp_lto_20081022_0.o-cp_lto_20081022_1.o execute
-O0 -fwhopr
FAIL: g++.dg/lto/20081125 cp_lto_20081125_0.o-cp_lto_20081125_1.o link, -fwhopr
UNRESOLVED: g++.dg/lto/20081125 cp_lto_20081125_0.o-cp_lto_20081125_1.o execute
-fwhopr
FAIL: g++.dg/lto/20081203 cp_lto_20081203_0.o-cp_lto_20081203_1.o link, -O0
-fwhopr
UNRESOLVED: g++.dg/lto/20081203 cp_lto_20081203_0.o-cp_lto_20081203_1.o execute
-O0 -fwhopr
FAIL: g++.dg/lto/20090311 cp_lto_20090311_0.o-cp_lto_20090311_1.o link, -O0
-fwhopr
UNRESOLVED: g++.dg/lto/20090311 cp_lto_20090311_0.o-cp_lto_20090311_1.o execute
-O0 -fwhopr
FAIL: g++.dg/lto/20090311 cp_lto_20090311_0.o-cp_lto_20090311_1.o link, -O2
-fwhopr
UNRESOLVED: g++.dg/lto/20090311 cp_lto_20090311_0.o-cp_lto_20090311_1.o execute
-O2 -fwhopr
FAIL: g++.dg/lto/20091210-1 cp_lto_20091210-1_0.o-cp_lto_20091210-1_1.o link,
-O0 -fwhopr
UNRESOLVED: g++.dg/lto/20091210-1 cp_lto_20091210-1_0.o-cp_lto_20091210-1_1.o
execute -O0 -fwhopr
FAIL: g++.dg/lto/20091210-1 cp_lto_20091210-1_0.o-cp_lto_20091210-1_1.o link,
-O2 -fwhopr
UNRESOLVED: g++.dg/lto/20091210-1 cp_lto_20091210-1_0.o-cp_lto_20091210-1_1.o
execute -O2 -fwhopr
FAIL: g++.dg/lto/20100723-1 cp_lto_20100723-1_0.o-cp_lto_20100723-1_0.o link,
-fcompare-debug -flto (internal compiler error)
UNRESOLVED: g++.dg/lto/20100723-1 cp_lto_20100723-1_0.o-cp_lto_20100723-1_0.o
execute -fcompare-debug -flto
FAIL: g++.dg/lto/20100723-1 cp_lto_20100723-1_0.o-cp_lto_20100723-1_0.o link,
-fcompare-debug -fwhopr (internal compiler error)
UNRESOLVED: g++.dg/lto/20100723-1 cp_lto_20100723-1_0.o-cp_lto_20100723-1_0.o
execute -fcompare-debug -fwhopr

Executing on host:
/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/testsuite/g++/../../g++
-B/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/gcc/testsuite/g++/../../
cp_lto_20081022_0.o cp_lto_20081022_1.o  -nostdinc++
-I/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/x86_64-apple-darwin10.5.0/i386/libstdc++-v3/include/x86_64-apple-darwin10.5.0
-I/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/x86_64-apple-darwin10.5.0/i386/libstdc++-v3/include
-I/sw/src/fink.build/gcc46-4.6.0-1000/gcc-4.6-20100826/libstdc++-v3/libsupc++
-I/sw/src/fink.build/gcc46-4.6.0-1000/gcc-4.6-20100826/libstdc++-v3/include/backward
-I/sw/src/fink.build/gcc46-4.6.0-1000/gcc-4.6-20100826/libstdc++-v3/testsuite/util
-fmessage-length=0 -O0 -fwhopr    
-L/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/x86_64-apple-darwin10.5.0/i386/libstdc++-v3/src/.libs

-B/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/x86_64-apple-darwin10.5.0/i386/libstdc++-v3/src/.libs

-L/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/x86_64-apple-darwin10.5.0/i386/libstdc++-v3/src/.libs
-L/sw/src/fink.build/gcc46-4.6.0-1000/darwin_objdir/x86_64-apple-darwin10.5.0/i386/libiberty
 -multiply_defined suppress     -m32 -o g++-dg-lto-20081022-01    (timeout =
300)
Undefined symbols:^M
  "__ZN3foo3barEv", referenced from:^M
      __Z1gP3foo in ccxsAxgO.ltrans0.ltrans.o^M
      __Z1fP3foo in ccxsAxgO.ltrans1.ltrans.o^M
ld: symbol(s) not found^M

On the positive side, all of the original non-relocatable subtraction
expression
errors are gone.


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=44812