| 1 | // RUN: %clang_analyze_cc1 -analyzer-checker=core,alpha.core -analyzer-checker=osx.cocoa.IncompatibleMethodTypes -verify -Wno-objc-root-class %s |
|---|
| 2 | |
|---|
| 3 | int printf(const char *, ...); |
|---|
| 4 | |
|---|
| 5 | @interface MyBase |
|---|
| 6 | -(long long)length; |
|---|
| 7 | @end |
|---|
| 8 | |
|---|
| 9 | @interface MySub : MyBase{} |
|---|
| 10 | -(double)length; |
|---|
| 11 | @end |
|---|
| 12 | |
|---|
| 13 | @implementation MyBase |
|---|
| 14 | -(long long)length{ |
|---|
| 15 | printf("Called MyBase -length;\n"); |
|---|
| 16 | return 3; |
|---|
| 17 | } |
|---|
| 18 | @end |
|---|
| 19 | |
|---|
| 20 | @implementation MySub |
|---|
| 21 | -(double)length{ // expected-warning{{types are incompatible}} |
|---|
| 22 | printf("Called MySub -length;\n"); |
|---|
| 23 | return 3.3; |
|---|
| 24 | } |
|---|
| 25 | @end |
|---|
| 26 | |
|---|