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1 // RUN: %clang_cc1 %s -fblocks -pedantic -verify -triple=x86_64-apple-darwin9
2 // RUN: %clang_cc1 %s -fblocks -pedantic -verify -triple=mips64-linux-gnu
3 // RUN: %clang_cc1 %s -fblocks -pedantic -verify -triple=x86_64-unknown-linux
4 // RUN: %clang_cc1 %s -fblocks -pedantic -verify -triple=x86_64-unknown-linux-gnux32
5 
6 // rdar://6097662
7 typedef int (*T)[2];
8 restrict T x;
9 
10 typedef int *S[2];
11 restrict S y; // expected-error {{restrict requires a pointer or reference ('S' (aka 'int *[2]') is invalid)}}
12 
13 
14 
15 // int128_t is available.
a()16 int a() {
17   __int128_t s;
18   __uint128_t t;
19 }
20 // but not a keyword
b()21 int b() {
22   int __int128_t;
23   int __uint128_t;
24 }
25 // __int128 is a keyword
c()26 int c() {
27   __int128 i;
28   unsigned __int128 j;
29   long unsigned __int128 k; // expected-error {{'long __int128' is invalid}}
30   int __int128; // expected-error {{cannot combine with previous}} expected-warning {{does not declare anything}}
31 }
32 // __int128_t is __int128; __uint128_t is unsigned __int128.
33 typedef __int128 check_int_128;
34 typedef __int128_t check_int_128; // expected-note {{here}}
35 typedef int check_int_128; // expected-error {{different types ('int' vs '__int128_t' (aka '__int128'))}}
36 
37 typedef unsigned __int128 check_uint_128;
38 typedef __uint128_t check_uint_128; // expected-note {{here}}
39 typedef int check_uint_128; // expected-error {{different types ('int' vs '__uint128_t' (aka 'unsigned __int128'))}}
40 
41 // Array type merging should convert array size to whatever matches the target
42 // pointer size.
43 // rdar://6880874
44 extern int i[1LL];
45 int i[(short)1];
46 
47 enum e { e_1 };
48 extern int j[sizeof(enum e)];  // expected-note {{previous declaration}}
49 int j[42];   // expected-error {{redefinition of 'j' with a different type: 'int [42]' vs 'int [4]'}}
50 
51 // rdar://6880104
52 _Decimal32 x;  // expected-error {{GNU decimal type extension not supported}}
53 
54 
55 // rdar://6880951
56 int __attribute__ ((vector_size (8), vector_size (8))) v;  // expected-error {{invalid vector element type}}
57 
test(int i)58 void test(int i) {
59   char c = (char __attribute__((aligned(8)))) i; // expected-warning {{'aligned' attribute ignored when parsing type}}
60 }
61 
62 // http://llvm.org/PR11082
63 //
64 // FIXME: This may or may not be the correct approach (no warning or error),
65 // but large amounts of Linux and FreeBSD code need this attribute to not be
66 // a hard error in order to work correctly.
test2(int i)67 void test2(int i) {
68   char c = (char __attribute__((may_alias))) i;
69 }
70 
71 // vector size too large
72 int __attribute__ ((vector_size(8192))) x1; // expected-error {{vector size too large}}
73 typedef int __attribute__ ((ext_vector_type(8192))) x2; // expected-error {{vector size too large}}
74 
75 // no support for vector enum type
76 enum { e_2 } x3 __attribute__((vector_size(64))); // expected-error {{invalid vector element type}}
77 
78 int x4 __attribute__((ext_vector_type(64)));  // expected-error {{'ext_vector_type' attribute only applies to types}}
79 
80 // rdar://16492792
81 typedef __attribute__ ((ext_vector_type(32),__aligned__(32))) unsigned char uchar32;
82 
convert()83 void convert() {
84     uchar32 r = 0;
85     r.s[ 1234 ] = 1; // expected-error {{illegal vector component name 's'}}
86 }
87 
88 int &*_Atomic null_type_0; // expected-error {{expected identifier or '('}}
89 int &*__restrict__ null_type_1; // expected-error {{expected identifier or '('}}
90 int ^_Atomic null_type_2; // expected-error {{block pointer to non-function type is invalid}}
91