[Bug go/52266] New: [4.7 Regression] syntax error in libgo/configure

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

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52266

             Bug #: 52266
           Summary: [4.7 Regression] syntax error in libgo/configure
    Classification: Unclassified
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: go
        AssignedTo: ian@airs.com
        ReportedBy: doko@gcc.gnu.org


seen in 4.7.0, not 4.6.2:

checking for stdint.h... yes
checking for unistd.h... yes
/scratch/packages/gcc/4.7/gcc-4.7-4.7-20120210/src/libgo/configure: line 4750:
#include: 
command not found
checking for a sed that does not truncate output... /bin/sed
checking for fgrep... /bin/grep -F
checking how to print strings... printf

configure:
[...]

eval as_val=\$$as_ac_Header
   if test "x$as_val" = x""yes; then :
  cat >>confdefs.h <<_ACEOF
#define `$as_echo "HAVE_$ac_header" | $as_tr_cpp` 1
_ACEOF

fi

done


$ac_includes_default

{ $as_echo "$as_me:${as_lineno-$LINENO}: checking for a sed that does not
truncate output" >
&5
$as_echo_n "checking for a sed that does not truncate output... " >&6; }
if test "${ac_cv_path_SED+set}" = set; then :
  $as_echo_n "(cached) " >&6
else
[...]