File: incomplete-decl.c

package info (click to toggle)
llvm-toolchain-13 1%3A13.0.1-11
  • links: PTS, VCS
  • area: main
  • in suites: bookworm
  • size: 1,418,840 kB
  • sloc: cpp: 5,290,826; ansic: 996,570; asm: 544,593; python: 188,212; objc: 72,027; lisp: 30,291; f90: 25,395; sh: 24,898; javascript: 9,780; pascal: 9,398; perl: 7,484; ml: 5,432; awk: 3,523; makefile: 2,913; xml: 953; cs: 573; fortran: 539
file content (31 lines) | stat: -rw-r--r-- 1,458 bytes parent folder | download | duplicates (23)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
// RUN: %clang_cc1 -fsyntax-only -verify %s

struct foo; // expected-note 5 {{forward declaration of 'struct foo'}}

void b;  // expected-error {{variable has incomplete type 'void'}}
struct foo f; // expected-error{{tentative definition has type 'struct foo' that is never completed}}

static void c; // expected-error {{variable has incomplete type 'void'}}
static struct foo g;  // expected-warning {{tentative definition of variable with internal linkage has incomplete non-array type 'struct foo'}} \
    expected-error{{tentative definition has type 'struct foo' that is never completed}}

extern void d;
extern struct foo e;

int ary[]; // expected-warning {{tentative array definition assumed to have one element}}
struct foo bary[]; // expected-error {{array has incomplete element type 'struct foo'}}

void func() {
  int ary[]; // expected-error{{definition of variable with array type needs an explicit size or an initializer}}
  void b; // expected-error {{variable has incomplete type 'void'}}
  struct foo f; // expected-error {{variable has incomplete type 'struct foo'}}
}

int h[]; // expected-warning {{tentative array definition assumed to have one element}}
int (*i)[] = &h+1; // expected-error {{arithmetic on a pointer to an incomplete type 'int []'}}

struct bar j = {1}; // expected-error {{variable has incomplete type 'struct bar'}} \
    expected-note {{forward declaration of 'struct bar'}}
struct bar k;
struct bar { int a; };