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Re:Learning to Read X86 Assembly Language by boterock on Sunday November 27, 2016 @11:39PM (#13053446)
Interesting example, I came up with clang 3.9 producing an imul with 11 though.
Re:Learning to Read X86 Assembly Language by JoshTriplett on Sunday November 27, 2016 @11:50PM (#13053482)
With optimization turned on?

GCC produces an lea that multiplies by 5 into %rax for the return value, then another lea that multiplies that by 2 and adds the original.