41 lines · cpp
1// RUN: %clang_analyze_cc1 -x c++ -analyzer-checker=debug.ExprInspection \2// RUN: -analyzer-config support-symbolic-integer-casts=false \3// RUN: -verify %s4 5// RUN: %clang_analyze_cc1 -x c++ -analyzer-checker=debug.ExprInspection \6// RUN: -analyzer-config support-symbolic-integer-casts=true \7// RUN: -verify %s8 9// Self-tests for the debug.ExprInspection checker.10 11template <typename T>12void clang_analyzer_denote(T x, const char *str);13template <typename T>14void clang_analyzer_express(T x);15 16// Invalid declarations to test basic correctness checks.17void clang_analyzer_denote();18void clang_analyzer_denote(int x);19void clang_analyzer_express();20 21void foo(int x, unsigned y) {22 clang_analyzer_denote(); // expected-warning{{clang_analyzer_denote() requires a symbol and a string literal}}23 clang_analyzer_express(); // expected-warning{{Missing argument}}24 25 clang_analyzer_denote(x); // expected-warning{{clang_analyzer_denote() requires a symbol and a string literal}}26 clang_analyzer_express(x); // expected-warning{{Unable to express}}27 28 clang_analyzer_denote(x, "$x");29 clang_analyzer_express(-x); // expected-warning{{-$x}}30 31 clang_analyzer_denote(y, "$y");32 clang_analyzer_express(x + y); // expected-warning{{$x + $y}}33 34 clang_analyzer_denote(1, "$z"); // expected-warning{{Not a symbol}}35 clang_analyzer_express(1); // expected-warning{{Not a symbol}}36 37 clang_analyzer_denote(x + 1, "$w");38 clang_analyzer_express(x + 1); // expected-warning{{$w}}39 clang_analyzer_express(y + 1); // expected-warning{{$y + 1U}}40}41