| // RUN: %clang_cc1 -triple=x86_64-pc-linux-gnu -fsyntax-only -Wenum-conversion -verify %s |
| // RUN: %clang_cc1 -triple=x86_64-pc-linux-gnu -fsyntax-only -Wconversion -verify %s |
| |
| // Signed enums |
| enum SE1 { N1 = -1 }; |
| enum SE2 { N2 = -2 }; |
| // Unsigned unums |
| enum UE1 { P1 }; |
| enum UE2 { P2 }; |
| |
| enum UE2 f1(enum UE1 E) { |
| return E; // expected-warning {{implicit conversion from enumeration type 'enum UE1' to different enumeration type 'enum UE2'}} |
| } |
| |
| enum SE1 f2(enum UE1 E) { |
| return E; // expected-warning {{implicit conversion from enumeration type 'enum UE1' to different enumeration type 'enum SE1'}} |
| } |
| |
| enum UE1 f3(enum SE1 E) { |
| return E; // expected-warning {{implicit conversion from enumeration type 'enum SE1' to different enumeration type 'enum UE1'}} |
| } |
| |
| enum SE2 f4(enum SE1 E) { |
| return E; // expected-warning {{implicit conversion from enumeration type 'enum SE1' to different enumeration type 'enum SE2'}} |
| } |