asm.c revision 42e1ee0702d8267d632df0fdb5c479a582877c6f 
1// RUN: clang %s -arch=i386 -verify -fsyntax-only
2
3void
4f()
5{
6  int i;
7
8  asm ("foo\n" : : "a" (i + 2));
9  asm ("foo\n" : : "a" (f())); // expected-error {{invalid type 'void' in asm input}}
10
11  asm ("foo\n" : "=a" (f())); // expected-error {{invalid lvalue in asm output}}
12  asm ("foo\n" : "=a" (i + 2)); // expected-error {{invalid lvalue in asm output}}
13
14  asm ("foo\n" : [symbolic_name] "=a" (i) : "[symbolic_name]" (i));
15  asm ("foo\n" : "=a" (i) : "[" (i)); // expected-error {{invalid input constraint '[' in asm}}
16  asm ("foo\n" : "=a" (i) : "[foo" (i)); // expected-error {{invalid input constraint '[foo' in asm}}
17  asm ("foo\n" : "=a" (i) : "[symbolic_name]" (i)); // expected-error {{invalid input constraint '[symbolic_name]' in asm}}
18}
19
20void
21clobbers()
22{
23  asm ("nop" : : : "ax", "#ax", "%ax");
24  asm ("nop" : : : "eax", "rax", "ah", "al");
25  asm ("nop" : : : "0", "%0", "#0");
26  asm ("nop" : : : "foo"); // expected-error {{unknown register name 'foo' in asm}}
27  asm ("nop" : : : "52");
28  asm ("nop" : : : "53"); // expected-error {{unknown register name '53' in asm}}
29  asm ("nop" : : : "-1"); // expected-error {{unknown register name '-1' in asm}}
30  asm ("nop" : : : "+1"); // expected-error {{unknown register name '+1' in asm}}
31}
32
33// rdar://6094010
34void test3() {
35  int x;
36  asm(L"foo" : "=r"(x)); // expected-error {{wide string}}
37  asm("foo" : L"=r"(x)); // expected-error {{wide string}}
38}
39
40