1// RUN: %clang_cc1 -ftabstop 3 -fsyntax-only %s 2>&1 | FileCheck -check-prefix=CHECK-3 -strict-whitespace %s
2// RUN: %clang_cc1 -ftabstop 4 -fsyntax-only %s 2>&1 | FileCheck -check-prefix=CHECK-4 -strict-whitespace %s
3// RUN: %clang_cc1 -ftabstop 5 -fsyntax-only %s 2>&1 | FileCheck -check-prefix=CHECK-5 -strict-whitespace %s
4
5// tab
6	void* a = 1;
7
8// tab tab
9		void* b = 1;
10
11// 3x space tab
12   	void* c = 1;
13
14// tab at column 10
15void* d =	1;
16
17//CHECK-3: {{^   void\* a = 1;}}
18//CHECK-3: {{^      void\* b = 1;}}
19//CHECK-3: {{^      void\* c = 1;}}
20//CHECK-3: {{^void\* d =   1;}}
21
22//CHECK-4: {{^    void\* a = 1;}}
23//CHECK-4: {{^        void\* b = 1;}}
24//CHECK-4: {{^    void\* c = 1;}}
25//CHECK-4: {{^void\* d =   1;}}
26
27//CHECK-5: {{^     void\* a = 1;}}
28//CHECK-5: {{^          void\* b = 1;}}
29//CHECK-5: {{^     void\* c = 1;}}
30//CHECK-5: {{^void\* d = 1;}}
31
32// Test code modification hints
33
34void f(void)
35{
36	if (0	& 1	== 1)
37	{}
38
39	if (1 == 0	& 1)
40	{}
41}
42
43// CHECK-3: {{^   }}if (0 & 1   == 1)
44// CHECK-3: {{^   }}        (       )
45// CHECK-3: {{^   }}if (1 == 0  & 1)
46// CHECK-3: {{^   }}    (     )
47
48// CHECK-4: {{^    }}if (0   & 1 == 1)
49// CHECK-4: {{^    }}          (     )
50// CHECK-4: {{^    }}if (1 == 0  & 1)
51// CHECK-4: {{^    }}    (     )
52
53// CHECK-5: {{^     }}if (0     & 1  == 1)
54// CHECK-5: {{^     }}            (      )
55// CHECK-5: {{^     }}if (1 == 0     & 1)
56// CHECK-5: {{^     }}    (     )
57