[comp.sys.dec] Bug in C Compiler Version 2.0 for Ultrix Version 4.0

mrs@osupyr.mps.ohio-state.edu (Michael Robert Savage) (11/26/90)

Dear DEC Ultrix Verion 4.0 users:

The new Ultrix Verion 4.0 C Compiler (Version 2.0) has a bug in it. I found
this problem while trying to compile TeX Version 3.0 on a DecStation
5000/200 running Ultrix Version 4.0.

I used the C Compiler Version 2.0 to compile the TeX Version 3.0 source
code. I have since found out that this compiler has Optimizing problems.
DEC has released a ``fix.'' They have a new C Compiler Version 2.1. If
you buy FORTRAN, you get both FORTRAN and a new version of the C Compiler.

Another way to fix the problem is to compile TeX Version 3.0 again but without
the -O option. This worked!!! I have not tried re-compiling with the new C
Compiler (Version 2.1) but others have and it seems to work fine.

I do not know if DEC plans on releasing a new copy of the C Compiler. I received
a copy because I purchased a new copy of FORTRAN for the RISC stations. I hope this
helps.

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- M. R. Savage                Systems Programmer/Administrator/Manager      -
-                             The Ohio State University                     -
- "If you look for the bad    Math Sciences Computing Laboratory            -
-  in people, expecting to    College of Mathematical and Physical Sciences -
-  find it, you surely will." Phone: (614)-292-5535                         -
-            Abraham Lincoln  E-Mail: mrs@osupyr.mps.ohio-state.edu         -
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