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2014 May 20
4
[LLVMdev] How to decide whether a function is executed or not
Hello everyone, I want to decide whether a function is executed or not. For example (the value of cond is not determined at compile time): br i1 %cond, label %if, label %else if: ... call void f() ... br label %exit else: ... br label %exit We could say that function f is control dependent on cond and may not be executed. On the other hand: br i1 %cond, label %if, label %else