[cfe-dev] clang ToT doesn't build on macOS 10.10 anymore...?

[Akira Hatanaka via cfe-dev]

Wasn't the NOESCAPE error fixed in r321543?

https://reviews.llvm.org/D41601

On Sat, Mar 10, 2018 at 1:35 PM, Sean McBride <sean at rogue-research.com>
wrote:

> CC'ing ahatanak and efriedma
>
> So I bisected where building on macOS 10.10 broke, and found at least 2
> commits that introduced errors:
>
> -------------------------------
> r313929 | ahatanak | 2017-09-21 18:16:50 -0400 (Thu, 21 Sep 2017)
>
> /llvm/llvm/projects/compiler-rt/lib/tsan/rtl/tsan_libdispatch_mac.cc:229:1:
> error: unknown type name 'DISPATCH_NOESCAPE'
> DISPATCH_INTERCEPT_SYNC_B(dispatch_sync, false)
> ^
> -------------------------------
>
> -------------------------------
> r314851 | efriedma | 2017-10-03 17:25:07 -0400 (Tue, 03 Oct 2017)
>
> /llvm/llvm/projects/compiler-rt/lib/builtins/adddf3.c:28:53: error: alias
> unsupported on this file format
> AEABI_RTABI double __aeabi_dadd(double a, double b)
> COMPILER_RT_ALIAS(__adddf3);
>                                                     ^
> -------------------------------
>
>
> On Wed, 7 Feb 2018 12:23:16 +0100, Hans Wennborg said:
>
> >I just ran into the same thing :-/
> >
> >On Fri, Jan 26, 2018 at 11:22 PM, Sean McBride via cfe-dev
> ><cfe-dev at lists.llvm.org> wrote:
> >> Hi all,
> >>
> >> I just tried updating my clang build on a few machines, and it built
> >fine on 10.11, but on a macOS 10.10 with AppleClang 7.0.2.7000181 I get
> this:
> >>
> >> /Users/builder/llvm/llvm/projects/compiler-rt/lib/builtins/adddf3.c:
> >28:53: error: alias unsupported on this file format
> >> AEABI_RTABI double __aeabi_dadd(double a, double b)
> >COMPILER_RT_ALIAS(__adddf3);
> >>                                                     ^
> >> /Users/builder/llvm/llvm/projects/compiler-rt/lib/builtins/int_lib.h:
> >29:36: note: expanded from macro 'COMPILER_RT_ALIAS'
> >> #define COMPILER_RT_ALIAS(aliasee) _Pragma("GCC error(\"alias
> >unsupported on this file format\")")
> >>                                    ^
> >> <scratch space>:89:6: note: expanded from here
> >>  GCC error("alias unsupported on this file format")
> >>      ^
> >>
> >> Should this build?  Is 10.10 supported?
>
>
>
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