Forgot to mention, here are #define long and int value in config.log from second configure run (without --host argument)
| #define SIZEOF_INT 4 | #define INT_32_BITS 1 | #define SIZEOF_LONG 8 | #define SIZEOF_LONG_LONG 8 | #define SIZEOF_LONG_DOUBLE 16 Regards, Jennifer Jennifer Lai wrote: > I can't duplicate the error message. After running "configure > --host=x86_64-unknow-linux-gnu" for the first time, I was able to run > configure without providing --host argument. Even start with a fresh > copy of R-devel didn't help me to get the original error. Is the host > info been cached somewhere in R? > > Regards, > Jennifer > > Peter Dalgaard wrote: > >> Jennifer Lai <[EMAIL PROTECTED]> writes: >> >> >> >>> Hi, >>> I built R with Portland Group compiler, but I noticed one thing >>> that when I ran configure for the first time on AMD machine, I got >>> the following error: >>> >>> >>> checking whether the C compiler works... configure: error: cannot >>> run C compiled programs. >>> If you meant to cross compile, use `--host'. >>> See `config.log' for more details. >>> >>> >>> >>> so I tried to set host=x86_64-unknown-linux-gnu, which seems to >>> work, except what puzzles me is that there is warning messages >>> indicating C longs are 4 bytes. >>> >>> ******************************************* >>> % configure --host=x86_64-unknown-linux-gnu >>> . >>> . >>> . >>> R is now configured for x86_64-unknown-linux-gnu >>> >>> Source directory: . >>> Installation directory: /usr/local/R.pgcc >>> >>> C compiler: /usr/pgi/linux86-64/6.0/bin/pgcc -g -O2 >>> -mieee-fp >>> C++ compiler: /usr/pgi/linux86-64/6.0/bin/pgCC -g >>> Fortran compiler: /usr/pgi/linux86-64/6.0/bin/pgf77 -O2 >>> >>> Interfaces supported: X11 >>> External libraries: readline >>> Additional capabilities: PNG, JPEG, MBCS, NLS >>> Options enabled: R profiling >>> >>> Recommended packages: yes >>> >>> configure: WARNING: assuming C ints are 4 byte on >>> x86_64-unknown-linux-gnu >>> configure: WARNING: assuming C longs are 4 byte on >>> x86_64-unknown-linux-gnu >>> configure: WARNING: you cannot build info or html versions of the R >>> manuals >>> >>> >>> Am I defining a wrong host? >>> >> >> >> You're not doing yourself a favour, anyway. 4-byte longs are >> definitely not a good idea on Linux. What is worse, you are building a >> cross-target, which means that configure is not even going to try >> running any compiled programs, not that they work any better than >> before. >> >> The thing to do is to look inside config.log and see what causes >> configure to conclude that you cannot run C compiled programs. >> >> >> > > ______________________________________________ R-devel@r-project.org mailing list https://stat.ethz.ch/mailman/listinfo/r-devel
