[llvm-dev] Quality of LLVM headers

[Joerg Sonnenberger via llvm-dev]

On Mon, Jun 20, 2016 at 05:05:18PM +0000, Paweł Bylica via llvm-dev wrote:
> On Sun, Jun 19, 2016, 17:57 Joerg Sonnenberger <joerg at bec.de> wrote:
> 
> > On Sun, Jun 19, 2016 at 03:24:22PM +0000, Paweł Bylica via llvm-dev wrote:
> > > Hi LLVM,
> > >
> > > I want to complain a bit about the quality of the code included in the
> > > public LLVM headers. For projects that depend on LLVM is really hard to
> > > just include LLVM headers not to trigger tons of warnings.
> > >
> > > Moreover, the is this issue that you have to define __STDC_LIMIT_MACROS
> > and
> > > __STDC_CONSTANT_MACROS everywhere just to include single DataTypes.h.
> > > Strangely, it seems to be required only when compiling with clang, not
> > with
> > > GCC.
> > >
> > > Can we do anything to improve the situation?
> > >
> > > I have just one idea, to add unittests that only include public headers
> > > with higher compiler restrictions than for LLVM code in .cpp files.
> >
> > Get a system with C++11 compliant system headers.
> >
> 
> What do you mean exactly? How is this related?

__STDC_LIMIT_MACROS and co are requirements by C99 superseded by C++11.
If your system headers correctly implement C++11, you don't need them.

Joerg