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Re: [PATCH] Fix linking with -findirect-dispatch


On Tue, Apr 16, 2013 at 10:35:29AM +0200, Andreas Schwab wrote:
> Linking with -findirect-dispatch fails with this error:
> 
> x86_64-linux-gcj -o ecjx -findirect-dispatch --main=org.eclipse.jdt.internal.compiler.batch.GCCMain ../../../gcc/libjava/../ecj.jar ecjx.o  
> /usr/lib64/gcc/x86_64-suse-linux/4.7/../../../../x86_64-suse-linux/bin/ld: /tmp/ccppO92n.o: undefined reference to symbol '_Jv_MonitorExit'
> /usr/lib64/gcc/x86_64-suse-linux/4.7/../../../../x86_64-suse-linux/bin/ld: note: '_Jv_MonitorExit' is defined in DSO /usr/lib64/libgcj.so.13 so try adding it to the linker command line
> 
> Andreas.
> 
> 	* configure.ac (LIBGCJ_SPEC_LGCJ_BC): Append -lgcj.
> 	(libgcj_spec_lgcj_bc_override): Likewise.
> 	* configure: Regenerate.

That doesn't look right, if -findirect-dispatch now newly needs
_Jv_MonitorExit (when has that been added?), then the symbol should
be added to libgcj_bc.so.

	Jakub


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