NetBSD/usr.bin/c11/c11.1

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.\" $NetBSD: c11.1,v 1.2 2016/10/03 08:20:12 wiz Exp $
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.Dd October 2, 2016
.Dt C11 1
.Os
.Sh NAME
.Nm c11
.Nd ANSI (2011) C compiler
.Sh SYNOPSIS
.Nm
.Op Fl pedantic
.Op Fl pedantic-errors
.Op Fl D_ANSI_SOURCE
.Op Ar options ...
.Sh DESCRIPTION
Calls the C compiler (cc) with the given
.Ar options ,
using a C language environment compatible with the
.St -isoC-2011
specification.
.Pp
This includes
alignment specification
.Ar ( _Alignas
specifier,
.Ar _Alignof operator ) ,
the
.Ar _Noreturn
function specifier,
type-generic expressions using the
.Ar _Generic
keyword,
multi-threading support,
improved unicode handling,
anonymous structures and unions,
static assertions,
exclusive create-and-open mode for
.Xr fopen 3 ,
the
.Xr quick_exit 3
function performing minimal cleanup,
macros for construction of complex values.
.Pp
The following options are available:
.Bl -tag -width "-pedantic-errorsxx"
.It Fl pedantic
Issue extra warnings defined by ANSI for use of non-ANSI features.
.It Fl pedantic-errors
Issue errors instead of warnings that normally would be presented by
.Fl pedantic .
.It Fl D_ANSI_SOURCE
Tell the system header file set to use an ANSI-conformant "clean" namespace.
.El
.Sh SEE ALSO
.Xr cc 1
.Sh STANDARDS
.Nm
is a
.Nx
extension.
.Sh HISTORY
.Nm
first appeared in
.Nx 8.0 .
.Sh BUGS
Since
.Nm
is a shell wrapper script to
.Ar cc ,
compile errors are prefixed by
.Dq cc: .