[llvm-dev] [LLD] Lack of REQUIRES causing test failures when not building with x86 support
Rui Ueyama via llvm-dev
llvm-dev at lists.llvm.org
Tue Jun 5 08:47:59 PDT 2018
In order to catch a missing "REQUIRES: x86", it might be a good idea to set
up a build bot without the x86 support.
On Mon, Jun 4, 2018 at 8:53 AM Peter Smith via llvm-dev <
llvm-dev at lists.llvm.org> wrote:
> Hello Joel,
> I don't think that there is a cunning plan with REQUIRES. I seem to
> remember that there was some debate over the testing strategy and
> platforms, but unfortunately I can't quickly find a link to it. In
> - Much of the functionality of LLD is target independent, for example
> linker script support.
> - To write a test needs us to pick a target for these types of test
> and X86 was chosen as this was the most likely target to be compiled
> into build machines, for example the Arm and AArch64 buildbots include
> the X86 backend.
> I think that the missing 117 "REQUIRES" are an oversight, or
> historical artefact, and I think patches would be welcome to add them
> back in; a bot that doesn't build in the X86 backend is probably
> needed to keep this maintained as it is easy to forget the REQUIRES.
> However I think that if the goal is to test the majority of the
> functionality of LLD it would be wise to compile in support for X86 as
> much of the generic functionality will go untested.
> On 4 June 2018 at 15:49, Joel Jones via llvm-dev
> <llvm-dev at lists.llvm.org> wrote:
> > If I build lld without x86 support (i.e. with "cmake
> -DLLVM_TARGETS_TO_BUILD=AArch64”) there are 117 tests that fail “make
> check-lld”. Upon examination, all are x86 related.
> > There are multiple (884) tests that have “REQUIRES:.*x86” in the tests
> directory. Was there a cunning plan regarding the use of REQUIRES that I
> couldn’t discern?
> > It seems that either 117 “REQUIRES” need to be added or 884 need to be
> > Joel Jones
> > _______________________________________________
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