On Jan 24, 2008 3:31 AM, Duncan Sands <[EMAIL PROTECTED]> wrote: > > On Thursday 24 January 2008 08:45:28 Bill Wendling wrote: > > Hi Duncan, > > > > >> GCC barfs this to the .s file directly: > > >> > > >> .objc_class_name_CrashTestPlugin=0 > > >> .globl .objc_class_name_CrashTestPlugin > > > > > > it looks like you write this directly to a file > > > containing LLVM IR. I guess this is OK as long > > > as no-one is using the global in the IR (otherwise > > > the verifier will barf). Is that the case? > > > > > This is what I understand to be happening. The GCC version of this > > doesn't even create a tree node for these, so it shouldn't be > > generating a use of it. I'm taking that to imply that the GCC to LLVM > > converter won't create a use of it. > > Does this work whether writing LLVM assembler or > LLVM bitcode? > This is how it's output to the .ll file:
module asm "\09.objc_class_name_Sub2=0" module asm "\09.globl .objc_class_name_Sub2" So yes. Note that this is something already being done. See the ASM_DECLARE_UNRESOLVED_REFERENCE macro in the gcc/config/darwin.h file. -bw _______________________________________________ llvm-commits mailing list llvm-commits@cs.uiuc.edu http://lists.cs.uiuc.edu/mailman/listinfo/llvm-commits