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foo += sscanf(++foo, ...); constructs to: ++foo; foo += sscanf(foo, ...); to avoid the following warning from gcc 3.1: warning: operation on `pos' may be undefined
foo += sscanf(++foo, ...); constructs to: ++foo; foo += sscanf(foo, ...); to avoid the following warning from gcc 3.1: warning: operation on `pos' may be undefined