45 lines
2.1 KiB
C++
45 lines
2.1 KiB
C++
// RUN: %clang_analyze_cc1 -analyzer-checker=webkit.UncountedLambdaCapturesChecker %s 2>&1 | FileCheck %s --strict-whitespace
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#include "mock-types.h"
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void raw_ptr() {
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RefCountable* ref_countable = nullptr;
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auto foo1 = [ref_countable](){};
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// CHECK: warning: Captured raw-pointer 'ref_countable' to uncounted type is unsafe [webkit.UncountedLambdaCapturesChecker]
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// CHECK-NEXT:{{^}} auto foo1 = [ref_countable](){};
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// CHECK-NEXT:{{^}} ^
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auto foo2 = [&ref_countable](){};
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// CHECK: warning: Captured raw-pointer 'ref_countable' to uncounted type is unsafe [webkit.UncountedLambdaCapturesChecker]
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auto foo3 = [&](){ ref_countable = nullptr; };
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// CHECK: warning: Implicitly captured raw-pointer 'ref_countable' to uncounted type is unsafe [webkit.UncountedLambdaCapturesChecker]
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// CHECK-NEXT:{{^}} auto foo3 = [&](){ ref_countable = nullptr; };
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// CHECK-NEXT:{{^}} ^
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auto foo4 = [=](){ (void) ref_countable; };
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// CHECK: warning: Implicitly captured raw-pointer 'ref_countable' to uncounted type is unsafe [webkit.UncountedLambdaCapturesChecker]
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}
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void references() {
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RefCountable automatic;
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RefCountable& ref_countable_ref = automatic;
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auto foo1 = [ref_countable_ref](){};
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// CHECK: warning: Captured reference 'ref_countable_ref' to uncounted type is unsafe [webkit.UncountedLambdaCapturesChecker]
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auto foo2 = [&ref_countable_ref](){};
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// CHECK: warning: Captured reference 'ref_countable_ref' to uncounted type is unsafe [webkit.UncountedLambdaCapturesChecker]
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auto foo3 = [&](){ (void) ref_countable_ref; };
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// CHECK: warning: Implicitly captured reference 'ref_countable_ref' to uncounted type is unsafe [webkit.UncountedLambdaCapturesChecker]
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auto foo4 = [=](){ (void) ref_countable_ref; };
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// CHECK: warning: Implicitly captured reference 'ref_countable_ref' to uncounted type is unsafe [webkit.UncountedLambdaCapturesChecker]
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}
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void quiet() {
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// This code is not expected to trigger any warnings.
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{
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RefCountable automatic;
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RefCountable &ref_countable_ref = automatic;
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}
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auto foo3 = [&]() {};
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auto foo4 = [=]() {};
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RefCountable *ref_countable = nullptr;
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}
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