Here is a paper on the volatile performance/conformance of various compilers (mostly gcc-based.) Including avr-gcc:
http://www.cs.utah.edu/~regehr/papers/emsoft08-preprint.pdf While most of the problems referred to in this thread (and all the problems in Vincent's original posting) were programmer-induced, the paper does talk about how the compilers can error, how to detect it and possible workarounds. -- Andy _______________________________________________ AVR-GCC-list mailing list AVR-GCC-list@nongnu.org http://lists.nongnu.org/mailman/listinfo/avr-gcc-list