------- Comment #4 from Joost dot VandeVondele at pci dot uzh dot ch  
2010-09-14 06:04 -------
(In reply to comment #3)
> 
> In C means that the build_eri takes a variable arguments.
> 
:-) thanks... using 'void (*build_eri)(void);' fixes the warning... now it is
an error only.

gcc -c -flto test_c.c ; gfortran -c -flto test.f90 ; ar -r all.a test_c.o
test.o ; gfortran -fuse-linker-plugin -flto -O3 all.a
/data03/vondele/binutils-2.20.1/build/bin/ld: error: all.a: multiple definition
of 'build_eri'
/data03/vondele/binutils-2.20.1/build/bin/ld: all.a: previous definition here
collect2: ld returned 1 exit status

notice, to reproduce the error, it is essential that the objects are put in the
archive first. I've also some output of -v which seems to indicate it is really
picking up the right version of ld:

COLLECT_GCC_OPTIONS='-v' '-fuse-linker-plugin' '-flto' '-O3' '-shared-libgcc'
'-mtune=generic' '-march=x86-64'

/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/collect2
-plugin
/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/liblto_plugin.so
-plugin-opt=/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/lto-wrapper
-plugin-opt=-fresolution=/tmp/cce60n2k.res -flto --eh-frame-hdr -m elf_x86_64
-dynamic-linker /lib64/ld-linux-x86-64.so.2 /usr/lib/../lib64/crt1.o
/usr/lib/../lib64/crti.o
/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.6.0/crtbegin.o
-L/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.6.0
-L/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.6.0/../../../../lib64
-L/lib/../lib64 -L/usr/lib/../lib64
-L/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.6.0/../../..
all.a -lgfortran -lm -lgcc_s -lgcc -lc -lgcc_s -lgcc
/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.6.0/crtend.o
/usr/lib/../lib64/crtn.o
collect2 version 4.6.0 20100913 (experimental) [trunk revision 164246] (x86-64
Linux/ELF)
/data03/vondele/binutils-2.20.1/build/bin/ld -plugin
/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/liblto_plugin.so
-plugin-opt=/data03/vondele/gcc_trunk/build/libexec/gcc/x86_64-unknown-linux-gnu/4.6.0/lto-wrapper
-plugin-opt=-fresolution=/tmp/cce60n2k.res --eh-frame-hdr -m elf_x86_64
-dynamic-linker /lib64/ld-linux-x86-64.so.2 /usr/lib/../lib64/crt1.o
/usr/lib/../lib64/crti.o
/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.6.0/crtbegin.o
-L/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.6.0
-L/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.6.0/../../../../lib64
-L/lib/../lib64 -L/usr/lib/../lib64
-L/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.6.0/../../..
all.a -lgfortran -lm -lgcc_s -lgcc -lc -lgcc_s -lgcc
/data03/vondele/gcc_trunk/build/lib/gcc/x86_64-unknown-linux-gnu/4.6.0/crtend.o
/usr/lib/../lib64/crtn.o
/data03/vondele/binutils-2.20.1/build/bin/ld: error: all.a: multiple definition
of 'build_eri'
/data03/vondele/binutils-2.20.1/build/bin/ld: all.a: previous definition here
 gfortran @/tmp/ccYIFibu.args


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45659

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