Updating SVN tree U gcc/DATESTAMP U gcc/builtins.c U gcc/fold-const.c U gcc/fold-const.h U gcc/ChangeLog U gcc/testsuite/gcc.c-torture/execute/builtins/strlen-3.c A gcc/testsuite/gcc.dg/strlenopt-49.c A gcc/testsuite/gcc.dg/strlenopt-50.c A gcc/testsuite/gcc.dg/strlenopt-51.c A gcc/testsuite/gcc.dg/strlenopt-52.c A gcc/testsuite/gcc.dg/strlenopt-53.c U gcc/testsuite/ChangeLog U gcc/expr.c U gcc/go/gofrontend/MERGE U gcc/go/gofrontend/expressions.cc U gcc/gimple-fold.c U gcc/gimple-fold.h Updated to revision 262533. Adjusting file timestamps