ErikZalm/Marlin — pull request #449 by Stefanowicz (2013-04-12 16:08:01+00:00)
Title: Fix: Build error when EEPROM_SETTINGS is defined and PIDTEMP is undefined

When EEPROM_SETTINGS is defined and PIDTEMP is undefined -> constant pid values are saved. Notice that macro EEPROM_WRITE_VAR takes lvalue. Using rvalue causes compilation error.