This brings google/gcc-4_6 up to rev 175849.
Diego.
- [google] Merged gcc-4_6-branch into google/gcc-4_6 Diego Novillo
- [google] Merged gcc-4_6-branch into google/gcc-4_6 Diego Novillo
- [google] Merged gcc-4_6-branch into google/gcc-4_6 Diego Novillo
- [google] Merged gcc-4_6-branch into google/gcc-4_6 Diego Novillo
- [google] Merged gcc-4_6-branch into google/gcc-4_6 Diego Novillo
- [google] Merged gcc-4_6-branch into google/gcc-4_6 Diego Novillo
