1 // RUN: %clang_cc1 -triple i386-apple-darwin9 -fsyntax-only -verify %s
2 
3 __attribute((regparm(2))) int x0(void);
4 __attribute((regparm(1.0))) int x1(void); // expected-error{{'regparm' attribute requires an integer constant}}
5 __attribute((regparm(-1))) int x2(void); // expected-error{{'regparm' parameter must be between 0 and 3 inclusive}}
6 __attribute((regparm(5))) int x3(void); // expected-error{{'regparm' parameter must be between 0 and 3 inclusive}}
7 __attribute((regparm(5,3))) int x4(void); // expected-error{{'regparm' attribute takes one argument}}
8 
9 void __attribute__((regparm(3))) x5(int);
10 void x5(int); // expected-note{{previous declaration is here}}
11 void __attribute__((regparm(2))) x5(int); // expected-error{{function declared with regparm(2) attribute was previously declared with the regparm(3) attribute}}
12