re PR go/78145 (Several go.test tests fail with error: integer constant overflow on 32bit targets)

	PR go/78145
    compiler: don't put print/println constants into temporaries
    
    It's not necessary, and it breaks setting their type to int64/uint64
    when appropriate.
    
    This fixes GCC PR 78145.
    
    Reviewed-on: https://go-review.googlesource.com/32475

From-SVN: r241740