forked from OSchip/llvm-project
123 lines
3.2 KiB
C++
123 lines
3.2 KiB
C++
// RUN: %clang_analyze_cc1 -std=c++11 -analyzer-checker=core,cplusplus,alpha.cplusplus.InvalidatedIterator -analyzer-config aggressive-binary-operation-simplification=true -analyzer-config c++-container-inlining=false %s -verify
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// RUN: %clang_analyze_cc1 -std=c++11 -analyzer-checker=core,cplusplus,alpha.cplusplus.InvalidatedIterator -analyzer-config aggressive-binary-operation-simplification=true -analyzer-config c++-container-inlining=true -DINLINE=1 %s -verify
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#include "Inputs/system-header-simulator-cxx.h"
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void clang_analyzer_warnIfReached();
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void normal_dereference(std::vector<int> &V) {
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auto i = V.cbegin();
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*i; // no-warning
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}
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void invalidated_dereference(std::vector<int> &V) {
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auto i = V.cbegin();
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V.erase(i);
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*i; // expected-warning{{Invalidated iterator accessed}}
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}
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void normal_prefix_increment(std::vector<int> &V) {
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auto i = V.cbegin();
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++i; // no-warning
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}
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void invalidated_prefix_increment(std::vector<int> &V) {
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auto i = V.cbegin();
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V.erase(i);
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++i; // expected-warning{{Invalidated iterator accessed}}
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}
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void normal_prefix_decrement(std::vector<int> &V) {
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auto i = ++V.cbegin();
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--i; // no-warning
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}
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void invalidated_prefix_decrement(std::vector<int> &V) {
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auto i = ++V.cbegin();
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V.erase(i);
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--i; // expected-warning{{Invalidated iterator accessed}}
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}
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void normal_postfix_increment(std::vector<int> &V) {
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auto i = V.cbegin();
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i++; // no-warning
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}
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void invalidated_postfix_increment(std::vector<int> &V) {
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auto i = V.cbegin();
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V.erase(i);
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i++; // expected-warning{{Invalidated iterator accessed}}
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}
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void normal_postfix_decrement(std::vector<int> &V) {
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auto i = ++V.cbegin();
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i--; // no-warning
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}
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void invalidated_postfix_decrement(std::vector<int> &V) {
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auto i = ++V.cbegin();
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V.erase(i);
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i--; // expected-warning{{Invalidated iterator accessed}}
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}
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void normal_increment_by_2(std::vector<int> &V) {
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auto i = V.cbegin();
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i += 2; // no-warning
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}
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void invalidated_increment_by_2(std::vector<int> &V) {
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auto i = V.cbegin();
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V.erase(i);
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i += 2; // expected-warning{{Invalidated iterator accessed}}
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}
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void normal_increment_by_2_copy(std::vector<int> &V) {
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auto i = V.cbegin();
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auto j = i + 2; // no-warning
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}
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void invalidated_increment_by_2_copy(std::vector<int> &V) {
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auto i = V.cbegin();
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V.erase(i);
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auto j = i + 2; // expected-warning{{Invalidated iterator accessed}}
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}
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void normal_decrement_by_2(std::vector<int> &V) {
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auto i = V.cbegin();
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i -= 2; // no-warning
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}
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void invalidated_decrement_by_2(std::vector<int> &V) {
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auto i = V.cbegin();
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V.erase(i);
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i -= 2; // expected-warning{{Invalidated iterator accessed}}
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}
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void normal_decrement_by_2_copy(std::vector<int> &V) {
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auto i = V.cbegin();
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auto j = i - 2; // no-warning
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}
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void invalidated_decrement_by_2_copy(std::vector<int> &V) {
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auto i = V.cbegin();
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V.erase(i);
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auto j = i - 2; // expected-warning{{Invalidated iterator accessed}}
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}
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void normal_subscript(std::vector<int> &V) {
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auto i = V.cbegin();
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i[1]; // no-warning
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}
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void invalidated_subscript(std::vector<int> &V) {
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auto i = V.cbegin();
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V.erase(i);
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i[1]; // expected-warning{{Invalidated iterator accessed}}
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}
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void assignment(std::vector<int> &V) {
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auto i = V.cbegin();
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V.erase(i);
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auto j = V.cbegin(); // no-warning
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}
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