[repost ]Inspecting Obj-C parameters in gdb

original:http://www.clarkcox.com/blog/2009/02/04/inspecting-obj-c-parameters-in-gdb/ Since the addition of i386 and x86_64 to the Mac OS’s repertoire several years back, remembering which registers are used for what has become difficult, and this can complicate the debugging of code for which you have no symbols. So here is my cheat-sheet (posted here, mostly so that I can find it again [...]



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