llvm-capstone/clang/test/Analysis/expr-inspection.cpp
2022-06-15 16:06:53 +02:00

41 lines
1.5 KiB
C++

// RUN: %clang_analyze_cc1 -x c++ -analyzer-checker=debug.ExprInspection \
// RUN: -analyzer-config support-symbolic-integer-casts=false \
// RUN: -verify %s
// RUN: %clang_analyze_cc1 -x c++ -analyzer-checker=debug.ExprInspection \
// RUN: -analyzer-config support-symbolic-integer-casts=true \
// RUN: -verify %s
// Self-tests for the debug.ExprInspection checker.
template <typename T>
void clang_analyzer_denote(T x, const char *str);
template <typename T>
void clang_analyzer_express(T x);
// Invalid declarations to test basic correctness checks.
void clang_analyzer_denote();
void clang_analyzer_denote(int x);
void clang_analyzer_express();
void foo(int x, unsigned y) {
clang_analyzer_denote(); // expected-warning{{clang_analyzer_denote() requires a symbol and a string literal}}
clang_analyzer_express(); // expected-warning{{Missing argument}}
clang_analyzer_denote(x); // expected-warning{{clang_analyzer_denote() requires a symbol and a string literal}}
clang_analyzer_express(x); // expected-warning{{Unable to express}}
clang_analyzer_denote(x, "$x");
clang_analyzer_express(-x); // expected-warning{{-$x}}
clang_analyzer_denote(y, "$y");
clang_analyzer_express(x + y); // expected-warning{{$x + $y}}
clang_analyzer_denote(1, "$z"); // expected-warning{{Not a symbol}}
clang_analyzer_express(1); // expected-warning{{Not a symbol}}
clang_analyzer_denote(x + 1, "$w");
clang_analyzer_express(x + 1); // expected-warning{{$w}}
clang_analyzer_express(y + 1); // expected-warning{{$y + 1U}}
}