xref: /minix3/external/bsd/llvm/dist/clang/test/Sema/warn-outof-range-assign-enum.c (revision f4a2713ac843a11c696ec80c0a5e3e5d80b4d338)
1*f4a2713aSLionel Sambuc // RUN: %clang_cc1 -fsyntax-only -verify -Wassign-enum %s
2*f4a2713aSLionel Sambuc // rdar://11824807
3*f4a2713aSLionel Sambuc 
4*f4a2713aSLionel Sambuc typedef enum CCTestEnum
5*f4a2713aSLionel Sambuc {
6*f4a2713aSLionel Sambuc   One,
7*f4a2713aSLionel Sambuc   Two=4,
8*f4a2713aSLionel Sambuc   Three
9*f4a2713aSLionel Sambuc } CCTestEnum;
10*f4a2713aSLionel Sambuc 
11*f4a2713aSLionel Sambuc CCTestEnum test = 50; // expected-warning {{integer constant not in range of enumerated type 'CCTestEnum'}}
12*f4a2713aSLionel Sambuc CCTestEnum test1 = -50; // expected-warning {{integer constant not in range of enumerated type 'CCTestEnum'}}
13*f4a2713aSLionel Sambuc 
14*f4a2713aSLionel Sambuc CCTestEnum foo(CCTestEnum r) {
15*f4a2713aSLionel Sambuc   return 20; // expected-warning {{integer constant not in range of enumerated type 'CCTestEnum'}}
16*f4a2713aSLionel Sambuc }
17*f4a2713aSLionel Sambuc 
18*f4a2713aSLionel Sambuc enum Test2 { K_zero, K_one };
19*f4a2713aSLionel Sambuc enum Test2 test2(enum Test2 *t) {
20*f4a2713aSLionel Sambuc   *t = 20; // expected-warning {{integer constant not in range of enumerated type 'enum Test2'}}
21*f4a2713aSLionel Sambuc   return 10; // expected-warning {{integer constant not in range of enumerated type 'enum Test2'}}
22*f4a2713aSLionel Sambuc }
23*f4a2713aSLionel Sambuc 
24*f4a2713aSLionel Sambuc // PR15069
25*f4a2713aSLionel Sambuc typedef enum
26*f4a2713aSLionel Sambuc {
27*f4a2713aSLionel Sambuc   a = 0
28*f4a2713aSLionel Sambuc } T;
29*f4a2713aSLionel Sambuc 
30*f4a2713aSLionel Sambuc void f()
31*f4a2713aSLionel Sambuc {
32*f4a2713aSLionel Sambuc   T x = a;
33*f4a2713aSLionel Sambuc   x += 1; // expected-warning {{integer constant not in range of enumerated type}}
34*f4a2713aSLionel Sambuc }
35*f4a2713aSLionel Sambuc 
36*f4a2713aSLionel Sambuc int main() {
37*f4a2713aSLionel Sambuc   CCTestEnum test = 1; // expected-warning {{integer constant not in range of enumerated type 'CCTestEnum'}}
38*f4a2713aSLionel Sambuc   test = 600; // expected-warning {{integer constant not in range of enumerated type 'CCTestEnum'}}
39*f4a2713aSLionel Sambuc   foo(2); // expected-warning {{integer constant not in range of enumerated type 'CCTestEnum'}}
40*f4a2713aSLionel Sambuc   foo(-1); // expected-warning {{integer constant not in range of enumerated type 'CCTestEnum'}}
41*f4a2713aSLionel Sambuc   foo(4);
42*f4a2713aSLionel Sambuc   foo(Two+1);
43*f4a2713aSLionel Sambuc }
44*f4a2713aSLionel Sambuc 
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