Okay, that makes sense now :) Reid.
On Wed, 2006-05-24 at 18:37 -0500, Chris Lattner wrote: > On Wed, 24 May 2006, Reid Spencer wrote: > >> +# this can be overridden on the make command line. > >> +OPTIMIZE_OPTION := -O3 > > > > Yuck! :) > > > > That means anyone not using a compiler that understands -O3 will have to > > put that on every make command line. I assume this is a temporary > > situation. What we ought to do is put the value into Makefile.config.in > > and have configure deduce it when it determines the kind of compiler > > we'll be using. If that makes sense, can you file a bug and I'll get to > > it eventually? > > That's not the intention of this option. The specific situation I have is > that some versions of GCC crash when compiling some of the LLVM sources as > -O3. As a temporary work around, I'm forcing -O2 to be used: ugly but > effective. The only way to check for this in an autoconf check would be > to compile all of llvm with -O3 :) > > I don't think the LLVM build systems are well suited for compilers that > don't grok -O3, but this patch doesn't change that... > > -Chris >
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