[LLVMdev] llvm-gcc 4.2

Jakob Stoklund Olesen stoklund at 2pi.dk
Fri Feb 12 16:37:24 PST 2010

On Feb 12, 2010, at 4:26 PM, Aran Clauson wrote:

> All,
> 	I'm trying to build llvm-gcc 4.2 from svn  (as of about a 
> week ago).  I'm getting:
> ../../llvm-gcc-4.2/libcpp/expr.c: In function 'num_negate':
> ../../llvm-gcc-4.2/libcpp/expr.c:1114: internal compiler 
> error: Segmentation fault
> Please submit a full bug report,
> with preprocessed source if appropriate.
> I would like to do some debugging, but I don't see 
> where "internal compiler error" is begin generated.  I have 
> gdb set to break on SIGSEV, but I don't get the signal.  
> Any help would be appreciated.

The gcc program is only a driver. It runs the cc1 executable to do the compilation.

Run gcc -v to see the command line for cc1, then run gdb on that.


More information about the llvm-dev mailing list