* gcc.dg/c90-const-expr-2.c, gcc.dg/c99-const-expr-2.c: Add more tests. From-SVN: r37466
* gcc.dg/c90-array-lval-2.c, gcc.dg/c90-const-expr-2.c, gcc.dg/c99-array-lval-2.c, gcc.dg/c99-const-expr-2.c, gcc.dg/c99-func-3.c, gcc.dg/c99-func-4.c: New tests. From-SVN: r35728