[LLVMdev] does clang and llvm take more time to compile c code

Caldarale, Charles R Chuck.Caldarale at unisys.com
Sat Jun 29 09:17:14 PDT 2013


> From: llvmdev-bounces at cs.uiuc.edu [mailto:llvmdev-bounces at cs.uiuc.edu] 
> On Behalf Of Eli Friedman
> Subject: Re: [LLVMdev] does clang and llvm take more time to compile c code

> That would do it; Debug builds are roughly 2x slower than Release builds.

We've found the ratio to be much higher than that - approaching 10x when compiling something with high optimization levels.

 - Chuck


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