Tom, this is mainly a libcpp change. Would you mind taking a look? Thanks, Ollie
On Mon, Oct 1, 2012 at 9:56 AM, Simon Baldwin <sim...@google.com> wrote: > > Ping, again. > > > On 21 September 2012 12:45, Simon Baldwin <sim...@google.com> wrote: > > > > Ping. > > > > http://gcc.gnu.org/ml/gcc-patches/2012-09/msg00459.html > > > > Full text of previous message and context at URL above. No comments > > or code changes since. Patch description left below for convenience. > > > > > > > > Add flags to disable system header canonicalizations. > > > > > > Libcpp may canonicalize system header paths with lrealpath() for > > > diagnostics, > > > dependency output, and similar. If gcc is held in a symlink farm the > > > canonicalized paths may be meaningless to users, and will also > > > conflict with > > > build frameworks that (for example) disallow absolute paths to header > > > files. > > > > > > This change adds -f[no-]canonical-system-headers to the gcc command > > > line, and > > > a configure option --[en/dis]able-canonical-system-headers to set > > > default > > > behaviour, allowing the user to select whether or not to implement > > > r186991. > > > Default is enabled. See also PR c++/52974. > > > > > > Tested for regressions with bootstrap builds of C and C++, both with > > > and > > > without configure --disable-canonical-system-headers. > > > > -- > > Google UK Limited | Registered Office: Belgrave House, 76 Buckingham > > Palace Road, London SW1W 9TQ | Registered in England Number: 3977902 > > > > > -- > Google UK Limited | Registered Office: Belgrave House, 76 Buckingham > Palace Road, London SW1W 9TQ | Registered in England Number: 3977902
