November 19, 2014
  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/dmd
  Commit: cad39f899c2a397dcd2fd2ab388f2b5d39b2c697
      https://github.com/D-Programming-Language/dmd/commit/cad39f899c2a397dcd2fd2ab388f2b5d39b2c697
  Author: Walter Bright <walter@walterbright.com>
  Date:   2014-11-18 (Tue, 18 Nov 2014)

  Changed paths:
    M src/constfold.c
    M src/ctfeexpr.c
    M src/expression.h
    M src/interpret.c
    M src/optimize.c

  Log Message:
  -----------
  more UnionExp interface work


  Commit: 48049eada73760a83d3cc2069b922fb418acacc3
      https://github.com/D-Programming-Language/dmd/commit/48049eada73760a83d3cc2069b922fb418acacc3
  Author: Hara Kenji <k.hara.pg+dev@gmail.com>
  Date:   2014-11-20 (Thu, 20 Nov 2014)

  Changed paths:
    M src/constfold.c
    M src/ctfeexpr.c
    M src/expression.h
    M src/interpret.c
    M src/optimize.c

  Log Message:
  -----------
  Merge pull request #4151 from WalterBright/unionexp3

more UnionExp interface work


Compare: https://github.com/D-Programming-Language/dmd/compare/91ba90b1acb2...48049eada737