[dmd-internals] [D-Programming-Language/dmd] f0cd40: fix AUTO_BOOTSTRAP=1

[GitHub via dmd-internals]

  Branch: refs/heads/master
  Home:   https://github.com/D-Programming-Language/dmd
  Commit: f0cd40e85e3d511dd674188b5a807fc35a0ea08b
      https://github.com/D-Programming-Language/dmd/commit/f0cd40e85e3d511dd674188b5a807fc35a0ea08b
  Author: Martin Nowak <code at dawg.eu>
  Date:   2015-09-02 (Wed, 02 Sep 2015)

  Changed paths:
    M src/posix.mak

  Log Message:
  -----------
  fix AUTO_BOOTSTRAP=1

- let targets depend on the absolute path of the
  compiler to trigger the download for AUTO_BOOTSTRAP


  Commit: 53923a1af8626e69832afe3fce5c727ecfb3f9fc
      https://github.com/D-Programming-Language/dmd/commit/53923a1af8626e69832afe3fce5c727ecfb3f9fc
  Author: Martin Nowak <code at dawg.eu>
  Date:   2015-09-02 (Wed, 02 Sep 2015)

  Changed paths:
    M src/posix.mak

  Log Message:
  -----------
  enable release optimizations when the existing RELEASE=1 flag is passed


  Commit: adc51b1ddc83530c4117b34d17fa4091fda63cbe
      https://github.com/D-Programming-Language/dmd/commit/adc51b1ddc83530c4117b34d17fa4091fda63cbe
  Author: Walter Bright <walter at walterbright.com>
  Date:   2015-09-02 (Wed, 02 Sep 2015)

  Changed paths:
    M src/posix.mak

  Log Message:
  -----------
  Merge pull request #5023 from MartinNowak/release_build

enable release optimizations when the existing RELEASE=1 flag is passed


Compare: https://github.com/D-Programming-Language/dmd/compare/194a1518fa2c...adc51b1ddc83