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52596
2008 Jun 21
3
[LLVMdev] llvm-gcc -O0 compile times
I've started investigating -O0 -g compile times with llvm-gcc, which
are pretty important for people in development mode (e.g. all debug
builds of llvm itself!).
I've found some interesting things. I'm testing with mainline as of
r52596 in a Release build and with checking disabled in the front-
end. My testcase is a large C++ source file: my friend
InstructionCombining.cpp. I build it the normal way we build it in a
debug mode but with the output redirected to /dev/null, which is:
time llvm-g++ -I/Users/sabre/llvm/include...