_Bool-increment-decrement.c
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// RUN: %clang_analyze_cc1 -analyzer-checker=debug.ExprInspection -verify -std=c99 -Dbool=_Bool -Dtrue=1 -Dfalse=0 %s
// RUN: %clang_analyze_cc1 -analyzer-checker=debug.ExprInspection -verify -std=c11 -Dbool=_Bool -Dtrue=1 -Dfalse=0 %s
extern void clang_analyzer_eval(bool);
void test__Bool_value() {
{
bool b = true;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = false;
clang_analyzer_eval(b == 0); // expected-warning{{TRUE}}
}
{
bool b = -10;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = 10;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = 10;
b++;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = 0;
b++;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
}
void test__Bool_increment() {
{
bool b = true;
b++;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = false;
b++;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = true;
++b;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = false;
++b;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = 0;
++b;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = 10;
++b;
++b;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = -10;
++b;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = -1;
++b;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
}
void test__Bool_decrement() {
{
bool b = true;
b--;
clang_analyzer_eval(b == 0); // expected-warning{{TRUE}}
}
{
bool b = false;
b--;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = true;
--b;
clang_analyzer_eval(b == 0); // expected-warning{{TRUE}}
}
{
bool b = false;
--b;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = 0;
--b;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = 10;
--b;
clang_analyzer_eval(b == 0); // expected-warning{{TRUE}}
--b;
clang_analyzer_eval(b == 1); // expected-warning{{TRUE}}
}
{
bool b = -10;
--b;
clang_analyzer_eval(b == 0); // expected-warning{{TRUE}}
}
{
bool b = 1;
--b;
clang_analyzer_eval(b == 0); // expected-warning{{TRUE}}
}
}