p1.cpp revision 5cc2c6eb67b6e5361bbe96f79b519fd62ec666d6 
1// RUN: %clang_cc1 -fsyntax-only -std=c++11 -verify %s
2
3void operator "" p31(long double); // expected-warning{{user-defined literal with suffix 'p31' is preempted by C99 hexfloat extension}}
4void operator "" _p31(long double);
5long double operator "" pi(long double); // expected-warning{{user-defined literals not starting with '_' are reserved by the implementation}}
6
7float hexfloat = 0x1p31; // allow hexfloats
8