Re: [Patch Darwin/Objc] Fix PR 48094.

2013-08-18 Thread Mike Stump
On Aug 18, 2013, at 12:52 PM, Iain Sandoe wrote: > The PR is a(nother) bad interaction between [Darwin/NeXT] ObjC meta-data and > LTO. > > So the fix proposed does this: > > (i) removes the generation of this meta-data from the ObjC FE. > (ii) make LTO recognise the relevant c/l switches. >

[Patch Darwin/Objc] Fix PR 48094.

2013-08-18 Thread Iain Sandoe
Hi, The PR is a(nother) bad interaction between [Darwin/NeXT] ObjC meta-data and LTO. (for the NeXT runtime) the compiler emits a small block of meta-data "ImageInfo" that conveys to the run-time whether the User had enabled fix-and-continue or objc-gc. Since these data are anonymous (the r