[Bug bootstrap/30620] New: missing prerequisite of gcov-io.h breaks --enable-intermodule build

["aldot at gcc dot gnu dot org" <gcc-bugzilla at gcc dot gnu dot org>]

pristine 4_2-branch configured with:

++ CFLAGS='-g3 -ggdb3 -O0'
++ CXXFLAGS='-g3 -ggdb3 -O0'
++ BOOT_CFLAGS=' -march=pentium4 -mtune=pentium4 -O2'
++ ../../src/gcc-4.2.orig/configure -v
--enable-languages=c,c++,fortran,treelang
 --prefix=/opt/gcc-4.2.orig/ --enable-shared --with-system-zlib
--libexecdir=/op
t/gcc-4.2.orig/lib --enable-nls --without-included-gettext
--enable-threads=posi
x --program-suffix=-4.2.orig-HEAD --enable-__cxa_atexit
--enable-libstdcxx-alloc
ator=mt --enable-clocale=gnu --disable-libstdcxx-debug --enable-mpfr
--disable-w
error --enable-checking=release --enable-debug --enable-intermodule
i686-linux-g
nu


../../../src/gcc-4.2.orig/gcc/tree-ssa-structalias.c
../../../src/gcc-4.2.orig/gcc/tree-object-size.c
../../../src/gcc-4.2.orig/gcc/rtl-factoring.c
../../../src/gcc-4.2.orig/gcc/config/i386/i386.c -o libbackend.o  \
          -DBASEVER="\"4.2.0\"" -DDATESTAMP="\" 20070128\"" \
          -DDEVPHASE="\" (prerelease)\"" -combine
In file included from ../../../src/gcc-4.2.orig/gcc/coverage.h:25,
                 from ../../../src/gcc-4.2.orig/gcc/coverage.c:42:
../../../src/gcc-4.2.orig/gcc/gcov-io.h:284:22: error: gcov-iov.h: No such file
or directory


-- 
           Summary: missing prerequisite of gcov-io.h breaks --enable-
                    intermodule build
           Product: gcc
           Version: 4.2.0
            Status: UNCONFIRMED
          Keywords: build
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned at gcc dot gnu dot org
        ReportedBy: aldot at gcc dot gnu dot org
 GCC build triplet: i686-linux-gnu
  GCC host triplet: i686-linux-gnu
GCC target triplet: i686-linux-gnu


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=30620