• __inline and change of sign warning
    Hi all, I would like to discover why the compiler issues warning #68 (integer conversion resulted in a change of sign) for the code below. It is issued only for -O3, "Optimize for Time" enabled and...
  • __inline and change of sign warning
    Hi all, I would like to discover why the compiler issues warning #68 (integer conversion resulted in a change of sign) for the code below. It is issued only for -O3, "Optimize for Time" enabled and...
  • __irq keyword
    Hi all, I use a STR912 device from ST. In the examples from their library, the interrupt functions are not preceeded with the __irq keyword. 2 questions : What is the difference between a...
  • ARM Keywords
    Note: This was originally posted on 9th July 2013 at http://forums.arm.com Hi, I am new to the ARM world. In one of the sample program that , i found some architectural conditions as below.. #if (defined...
  • volatile keyword
    The application note suggests to wrap a timer tick variable in a function which disables all interrupts, reads and copies the variable into a temp, re-enables interrupts, then returns the temp. Can...