Check relocation addends when diffing functions #158
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This is probably pretty rare and not that important, but I ran into a case where the (fake) relocation shown by objdiff had the correct symbol name but wrong addend, and objdiff wasn't highlighting it as a diff like it should be, so I implemented that. This also makes the func reloc diffing logic more similar to the data reloc diffing logic (which already checks addends).
Before:
After:
Also the second commit is to make the addend be visually colored along with the symbol:
