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I was going through this link Will it optimize and wondered how can we know what optimizations are done by a particular compiler.
Like does VC8.0 convert if-else statements to switch-case?
Is such information available on msdn?
As everyone seems to be bent on telling the OP that he shouldn’t worry about it, there is some useful although not as specific as the OP requested) information about compiler optimization (options).
You’ll have to figure out what flags you’re using, especially for MSVC and Intel (GCC release build should default to -O2), but here are the links:
This is about as close as you’ll get before disassembling your binary after compilation.