 | | Re: pass by refrence or value?
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| Did you care to declare your global variable as volatile? this (normaly) prevent the compiler to optimize memory access and force it to read the actual value of the variable each time it need it ( instead of localy storing it in a register wich will (...) (24 years ago, 18-Jan-01, to lugnet.robotics.rcx.legos)
| | | | | Re: pass by refrence or value?
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| Some basic facts about C semantics: As already stated, globals MUST be volatile if they are accessed by more than one thread, otherwise reads and writes can be out of sync. What are the types of the variables involved? Scalar values like integers (...) (24 years ago, 25-Mar-01, to lugnet.robotics.rcx.legos)
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