restrict requires a pointer or reference - Rebuild of the Debian archive with clang

"restrict requires a pointer or reference" build failure(s) — clang 3.1

clang complains about the syntax (while gcc accepts it)

void foo()
{
    register int i, restrict;
}

Package	Version	Supposed error message	Full log	Bug report
cdecl	2.5-11	cdecl.c:244:24: error: expected identifier or '('	Log
icheck	0.9.7-6.1	PerlXS.xs:1721:17: error: expected identifier or '('	Log

2 errors