Improve robustness of ptr addition/subtraction. Enhance tests/ptr.c . #96
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Closes #94 . |
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I would be happy to remove the 2^n optimizations in the subtraction operator if you would like to reduce code size. |
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Thank @HPCguy for contributing! |
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Pointer arithmetic was only working in a very narrow set of cases. For example, "5 - ptr;" was erroneously accepted. The expressions "int *p; 5 + p;" and "int i; ptr + i;" would produce incorrect results. Also, pointer arithmetic for arbitrarity sized structs was not well supported.