This directory contains some tests which test the optimizer
Register variables:
  Enumerations .......................... testreg1.pp
  Readln ................................ testreg2.pp
  Range checking ........................ testreg3.pp
Common subexpression elimination (assembler)
  Multidimensional array index operation. testcse1.pp
  CSE and range checking ................ testcse2.pp
  web bug 972............................ testcse3.pp