[Bug bootstrap/57028] New: [4.9 regression] Fortran bootstrap fails due to missing zlib.h

[mikpe at it dot uu.se]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57028

             Bug #: 57028
           Summary: [4.9 regression] Fortran bootstrap fails due to
                    missing zlib.h
    Classification: Unclassified
           Product: gcc
           Version: 4.9.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: mikpe@it.uu.se


Attempting to bootstrap gcc-4.9-20130421 on x86_64-linux (Fedora 17) w/ Fortran
enabled but no zlib-devel package installed results in:

/mnt/scratch/objdir49/./prev-gcc/xg++ -B/mnt/scratch/objdir49/./prev-gcc/
-B/mnt/scratch/install49/x86_64-unknown-linux-gnu/bin/ -nostdinc++
-B/mnt/scratch/objdir49/prev-x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs
-B/mnt/scratch/objdir49/prev-x86_64-unknown-linux-gnu/libstdc++-v3/libsupc++/.libs
-I/mnt/scratch/objdir49/prev-x86_64-unknown-linux-gnu/libstdc++-v3/include/x86_64-unknown-linux-gnu
-I/mnt/scratch/objdir49/prev-x86_64-unknown-linux-gnu/libstdc++-v3/include
-I/mnt/scratch/gcc-4.9-20130421/libstdc++-v3/libsupc++
-L/mnt/scratch/objdir49/prev-x86_64-unknown-linux-gnu/libstdc++-v3/src/.libs
-L/mnt/scratch/objdir49/prev-x86_64-unknown-linux-gnu/libstdc++-v3/libsupc++/.libs
-c  -DIN_GCC_FRONTEND -g -O2 -gtoggle -DIN_GCC   -fno-exceptions -fno-rtti
-fasynchronous-unwind-tables -W -Wall -Wno-narrowing -Wwrite-strings
-Wcast-qual -Wmissing-format-attribute -pedantic -Wno-long-long
-Wno-variadic-macros -Wno-overlength-strings -Werror   -DHAVE_CONFIG_H -I.
-Ifortran -I/mnt/scratch/gcc-4.9-20130421/gcc
-I/mnt/scratch/gcc-4.9-20130421/gcc/fortran
-I/mnt/scratch/gcc-4.9-20130421/gcc/../include
-I/mnt/scratch/gcc-4.9-20130421/gcc/../libcpp/include
-I/home/mikpe/pkgs/linux-x86_64/gmp-5.1.1/include
-I/home/mikpe/pkgs/linux-x86_64/mpfr-3.1.2/include
-I/home/mikpe/pkgs/linux-x86_64/mpc-1.0.1/include 
-I/mnt/scratch/gcc-4.9-20130421/gcc/../libdecnumber
-I/mnt/scratch/gcc-4.9-20130421/gcc/../libdecnumber/bid -I../libdecnumber
-I/mnt/scratch/gcc-4.9-20130421/gcc/../libbacktrace   
/mnt/scratch/gcc-4.9-20130421/gcc/fortran/module.c -o fortran/module.o
/mnt/scratch/gcc-4.9-20130421/gcc/fortran/module.c:78:18: fatal error: zlib.h:
No such file or directory
 #include <zlib.h>
                  ^
compilation terminated.
make[3]: *** [fortran/module.o] Error 1
make[3]: *** Waiting for unfinished jobs....
rm gcj-dbtool.pod gcj.pod jcf-dump.pod jv-convert.pod grmic.pod gc-analyze.pod
gfortran.pod gfdl.pod gij.pod gcc.pod gcov.pod cpp.pod fsf-funding.pod
make[3]: Leaving directory `/mnt/scratch/objdir49/gcc'
make[2]: *** [all-stage2-gcc] Error 2
make[2]: Leaving directory `/mnt/scratch/objdir49'
make[1]: *** [stage2-bubble] Error 2
make[1]: Leaving directory `/mnt/scratch/objdir49'
make: *** [bootstrap] Error 2

The previous weekly snapshot, 4.9-20130414, bootstrapped fine on the same
system with the same configuration options.