made nanoprintf context static to reduce call overhead and size#709
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made nanoprintf context static to reduce call overhead and size#709
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Made
npf_cnt_putc_ctx_t pc_cntstatic innpf_vpprintf, moving them off of the stack frame. This changes frameset from 145 to 138. Call overhead was also reduced sinceNPF_PUTC(VAL)now calls a 1 argument function instead of a 2 argument function. Overall this saves 242 bytes with Clang 17 codegen.This optimization can be controlled via the
NANOPRINTF_STATIC_GLOBALSmacro I have added