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// RUN: %clang_analyze_cc1 -w -triple i386-apple-darwin10 -fblocks -verify %s \
// RUN: -analyzer-checker=core.builtin \
// RUN: -analyzer-checker=debug.ExprInspection \
// RUN: -analyzer-config display-checker-name=false
#include "Inputs/system-header-simulator-objc.h"
void clang_analyzer_explain(void *);
@interface Object : NSObject {
@public
Object *x;
}
@end
void test_1(Object *p) {
clang_analyzer_explain(p); // expected-warning-re{{{{^argument 'p'$}}}}
clang_analyzer_explain(p->x); // expected-warning-re{{{{^initial value of instance variable 'x' of object at argument 'p'$}}}}
Object *q = [[Object alloc] init];
clang_analyzer_explain(q); // expected-warning-re{{{{^symbol of type 'Object \*' conjured at statement '\[\[Object alloc\] init\]'$}}}}
clang_analyzer_explain(q->x); // expected-warning-re{{{{^initial value of instance variable 'x' of object at symbol of type 'Object \*' conjured at statement '\[\[Object alloc\] init\]'$}}}}
}
void test_2() {
__block int x;
^{
clang_analyzer_explain(&x); // expected-warning-re{{{{^pointer to block variable 'x'$}}}}
};
clang_analyzer_explain(&x); // expected-warning-re{{{{^pointer to block variable 'x'$}}}}
}
@interface O
+ (instancetype)top_level_class_method:(int)param;
+ (instancetype)non_top_level_class_method:(int)param;
- top_level_instance_method:(int)param;
- non_top_level_instance_method:(int)param;
@end
@implementation O
+ (instancetype)top_level_class_method:(int)param {
clang_analyzer_explain(¶m); // expected-warning-re{{{{^pointer to parameter 'param'$}}}}
}
+ (instancetype)non_top_level_class_method:(int)param {
clang_analyzer_explain(¶m); // expected-warning-re{{{{^pointer to parameter 'param'$}}}}
}
- top_level_instance_method:(int)param {
clang_analyzer_explain(¶m); // expected-warning-re{{{{^pointer to parameter 'param'$}}}}
}
- non_top_level_instance_method:(int)param {
clang_analyzer_explain(¶m); // expected-warning-re{{{{^pointer to parameter 'param'$}}}}
}
@end
void test_3(int n, int m) {
O *o = [O non_top_level_class_method:n];
[o non_top_level_instance_method:m];
void (^block_top_level)(int) = ^(int param) {
clang_analyzer_explain(¶m); // expected-warning-re{{{{^pointer to parameter 'param'$}}}}
clang_analyzer_explain(&n); // expected-warning-re{{{{^pointer to parameter 'n'$}}}}
};
void (^block_non_top_level)(int) = ^(int param) {
clang_analyzer_explain(¶m); // expected-warning-re{{{{^pointer to parameter 'param'$}}}}
clang_analyzer_explain(&n); // expected-warning-re{{{{^pointer to parameter 'n'$}}}}
};
block_non_top_level(n);
}
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