[Bug c/14874] New: Compiler driver always returns exit code 0

["martin at mpa-garching dot mpg dot de" <gcc-bugzilla at gcc dot gnu dot org>]

When compiling the following one-liner

#error foo

gcc 3.5 (mainline) returns an exit code of 0,
where earlier versions returned an exit code of 1.

~/tmp>gcc -c -v bug.c
Reading specs from /afs/mpa/data/martin/ugcc/lib/gcc/i686-pc-linux-gnu/3.5.0/specs
Configured with: /scratch/gcc/configure --prefix=/afs/mpa/data/martin/ugcc
--enable-languages=c++ --disable-checking
Thread model: posix
gcc version 3.5.0 20040407 (experimental)
 /afs/mpa/data/martin/ugcc/libexec/gcc/i686-pc-linux-gnu/3.5.0/cc1 -quiet -v
bug.c -quiet -dumpbase bug.c -mtune=pentiumpro -auxbase bug -version -o
/tmp/cc41A6po.s
ignoring nonexistent directory
"/afs/mpa/data/martin/ugcc/lib/gcc/i686-pc-linux-gnu/3.5.0/../../../../i686-pc-linux-gnu/include"
#include "..." search starts here:
#include <...> search starts here:
 /usr/local/include
 /afs/mpa/data/martin/ugcc/include
 /afs/mpa/data/martin/ugcc/lib/gcc/i686-pc-linux-gnu/3.5.0/include
 /usr/include
End of search list.
GNU C version 3.5.0 20040407 (experimental) (i686-pc-linux-gnu)
        compiled by GNU C version 3.5.0 20040407 (experimental).
GGC heuristics: --param ggc-min-expand=63 --param ggc-min-heapsize=63318
bug.c:1:2: #error foo
~/tmp>echo $?
0

-- 
           Summary: Compiler driver always returns exit code 0
           Product: gcc
           Version: 3.5.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P2
         Component: c
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: martin at mpa-garching dot mpg dot de
                CC: gcc-bugs at gcc dot gnu dot org,martin at mpa-garching
                    dot mpg dot de
 GCC build triplet: i686-pc-linux-gnu
  GCC host triplet: i686-pc-linux-gnu
GCC target triplet: i686-pc-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=14874