[LLVMdev] llvm-gcc-4.2 and -O4
Chris Lattner
sabre at nondot.org
Sat Dec 29 11:06:42 PST 2007
On Dec 29, 2007, at 9:11 AM, Owen Anderson wrote:
> Using -O4 requires support from the system linker, because the files
> written out are LLVM bitcode files rather than object files.
Owen is right. A future release of the darwin linker will support
this. In the meantime, you may be able to get things working if you
link with llvm-ld instead of gcc or llvm-gcc.
-Chris
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