[Bug bootstrap/49845] New: [4.7 Regression] bootstrap failure

[hjl.tools at gmail dot com]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=49845

           Summary: [4.7 Regression] bootstrap failure
           Product: gcc
           Version: 4.7.0
            Status: UNCONFIRMED
          Severity: normal
          Priority: P3
         Component: bootstrap
        AssignedTo: unassigned@gcc.gnu.org
        ReportedBy: hjl.tools@gmail.com


On Linux/x86, revision 176758 gave

../../src-trunk/gcc/cp/parser.c: In function 'tree_node*
cp_convert_range_for(tree, tree, tree)':
../../src-trunk/gcc/cp/parser.c:8766:27: error: 'end_expr' may be used
uninitialized in this function [-Werror=maybe-uninitialized]
../../src-trunk/gcc/cp/parser.c:8757:27: error: 'begin_expr' may be used
uninitialized in this function [-Werror=maybe-uninitialized]
cc1plus: all warnings being treated as errors

make[6]: *** [cp/parser.o] Error 1