assembler-with-cpp.c revision c5b7e8d1c0ebbdbb3e6c81616498b9acc612e157 
1// RUN: clang-cc -x assembler-with-cpp -fdollars-in-identifiers=0 -E %s > %t &&
2
3#ifndef __ASSEMBLER__
4#error "__ASSEMBLER__ not defined"
5#endif
6
7
8// Invalid token pasting is ok.
9// RUN: grep '1: X .' %t &&
10#define A X ## .
111: A
12
13// Line markers are not linemarkers in .S files, they are passed through.
14// RUN: grep '# 321' %t &&
15# 321
16
17// Unknown directives are passed through.
18// RUN: grep '# B C' %t &&
19# B C
20
21// Unknown directives are expanded.
22// RUN: grep '# BAR42' %t &&
23#define D(x) BAR ## x
24# D(42)
25
26// Unmatched quotes are permitted.
27// RUN: grep "2: '" %t &&
28// RUN: grep '3: "' %t &&
292: '
303: "
31
32// (balance quotes to keep editors happy): "'
33
34// Empty char literals are ok.
35// RUN: grep "4: ''" %t &&
364: ''
37
38
39// Portions of invalid pasting should still expand as macros.
40// rdar://6709206
41// RUN: grep "5: expanded (" %t &&
42#define M4 expanded
43#define	M5() M4 ## (
44
455: M5()
46
47// rdar://6804322
48// RUN: grep -F "6: blarg $foo" %t &&
49#define FOO(name)  name ## $foo
506: FOO(blarg)
51
52// RUN: clang-cc -x assembler-with-cpp -fdollars-in-identifiers=1 -E %s > %t &&
53// RUN: grep -F "7: blarg$foo" %t &&
54#define FOO(name)  name ## $foo
557: FOO(blarg)
56
57
58//
59#define T6() T6 #nostring
60#define T7(x) T7 #x
61T6()
62T7(foo)
63// RUN: grep 'T6 #nostring' %t &&
64// RUN: grep 'T7 "foo"' %t &&
65
66// Concatenation with period doesn't leave a space
67// RUN: grep -F '.T8' %t &&
68#define T8(A,B) A ## B
69T8(.,T8)
70
71// RUN: true
72