hpcc-systems/HPCC-Platform — pull request #1949 by ghalliday (2012-03-22 18:51:49+00:00)
Title: Add support for unsigned integral constants

Allow U as a suffix to a number to inidicate it should be an unsigned number
E.g., 123U 0xFFFFU 0b010101110101U

Also fixed potential problem that windows code was also not adding
unsigned suffixes on generated literal constants.

Signed-off-by: Gavin Halliday