| 1 | // RUN: %clang_cc1 -fsyntax-only -verify -fblocks -pedantic %s |
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| 2 | // REQUIRES: LP64 |
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| 3 | |
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| 4 | struct foo { int a, b; }; |
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| 5 | |
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| 6 | static struct foo t = (struct foo){0,0}; |
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| 7 | static struct foo t1 = __builtin_choose_expr(0, (struct foo){0,0}, (struct foo){0,0}); |
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| 8 | static struct foo t2 = {0,0}; |
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| 9 | static struct foo t3 = t2; // expected-error {{initializer element is not a compile-time constant}} |
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| 10 | static int *p = (int []){2,4}; |
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| 11 | static int x = (int){1}; |
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| 12 | |
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| 13 | static int *p2 = (int []){2,x}; // expected-error {{initializer element is not a compile-time constant}} |
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| 14 | static long *p3 = (long []){2,"x"}; // expected-warning {{incompatible pointer to integer conversion initializing 'long' with an expression of type 'char [2]'}} |
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| 15 | |
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| 16 | typedef struct { } cache_t; // expected-warning{{empty struct is a GNU extension}} |
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| 17 | static cache_t clo_I1_cache = ((cache_t) { } ); // expected-warning{{use of GNU empty initializer extension}} |
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| 18 | |
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| 19 | typedef struct Test {int a;int b;} Test; |
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| 20 | static Test* ll = &(Test) {0,0}; |
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| 21 | |
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| 22 | extern void fooFunc(struct foo *pfoo); |
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| 23 | |
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| 24 | int main(int argc, char **argv) { |
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| 25 | int *l = (int []){x, *p, *p2}; |
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| 26 | fooFunc(&(struct foo){ 1, 2 }); |
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| 27 | } |
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| 28 | |
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| 29 | struct Incomplete; // expected-note{{forward declaration of 'struct Incomplete'}} |
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| 30 | struct Incomplete* I1 = &(struct Incomplete){1, 2, 3}; // expected-error {{variable has incomplete type}} |
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| 31 | void IncompleteFunc(unsigned x) { |
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| 32 | struct Incomplete* I2 = (struct foo[x]){1, 2, 3}; // expected-error {{variable-sized object may not be initialized}} |
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| 33 | (void){1,2,3}; // expected-error {{variable has incomplete type}} |
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| 34 | (void(void)) { 0 }; // expected-error{{illegal initializer type 'void (void)'}} |
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| 35 | } |
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| 36 | |
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| 37 | // PR6080 |
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| 38 | int array[(sizeof(int[3]) == sizeof( (int[]) {0,1,2} )) ? 1 : -1]; |
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| 39 | |
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| 40 | // rdar://28949016 - Constant restriction should not apply to compound literals in blocks |
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| 41 | int (^block)(int) = ^(int i) { |
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| 42 | int *array = (int[]) {i, i + 2, i + 4}; |
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| 43 | return array[i]; |
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| 44 | }; |
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| 45 | |
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