// RUN: %clang_analyze_cc1 -analyzer-checker=debug.ExprInspection,core.builtin -analyzer-config aggressive-binary-operation-simplification=true -verify %s void clang_analyzer_dump(int x); void clang_analyzer_eval(int x); void exit(int); #define UINT_MAX (~0U) #define INT_MAX (UINT_MAX & (UINT_MAX >> 1)) extern void __assert_fail (__const char *__assertion, __const char *__file, unsigned int __line, __const char *__function) __attribute__ ((__noreturn__)); #define assert(expr) \ ((expr) ? (void)(0) : __assert_fail (#expr, __FILE__, __LINE__, __func__)) int g(); int f() { int x = g(); // Assert that no overflows occur in this test file. // Assuming that concrete integers are also within that range. assert(x <= ((int)INT_MAX / 4)); assert(x >= -((int)INT_MAX / 4)); return x; } void compare_different_symbol_equal() { int x = f(), y = f(); clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) == 0}} } void compare_different_symbol_plus_left_int_equal() { int x = f()+1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) == 1}} } void compare_different_symbol_minus_left_int_equal() { int x = f()-1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) == 1}} } void compare_different_symbol_plus_right_int_equal() { int x = f(), y = f()+2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 2}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) == 2}} } void compare_different_symbol_minus_right_int_equal() { int x = f(), y = f()-2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 2}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) == 2}} } void compare_different_symbol_plus_left_plus_right_int_equal() { int x = f()+2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) == 1}} } void compare_different_symbol_plus_left_minus_right_int_equal() { int x = f()+2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) == 3}} } void compare_different_symbol_minus_left_plus_right_int_equal() { int x = f()-2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) == 3}} } void compare_different_symbol_minus_left_minus_right_int_equal() { int x = f()-2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) == 1}} } void compare_same_symbol_equal() { int x = f(), y = x; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x == y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_plus_left_int_equal() { int x = f(), y = x; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x == y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_minus_left_int_equal() { int x = f(), y = x; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x == y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_plus_right_int_equal() { int x = f(), y = x+1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x == y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_minus_right_int_equal() { int x = f(), y = x-1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x == y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_plus_left_plus_right_int_equal() { int x = f(), y = x+1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x == y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_plus_left_minus_right_int_equal() { int x = f(), y = x-1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x == y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_minus_left_plus_right_int_equal() { int x = f(), y = x+1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x == y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_minus_left_minus_right_int_equal() { int x = f(), y = x-1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x == y); // expected-warning@-1{{TRUE}} } void compare_different_symbol_less_or_equal() { int x = f(), y = f(); clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) <= 0}} } void compare_different_symbol_plus_left_int_less_or_equal() { int x = f()+1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) >= 1}} } void compare_different_symbol_minus_left_int_less_or_equal() { int x = f()-1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) <= 1}} } void compare_different_symbol_plus_right_int_less_or_equal() { int x = f(), y = f()+2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 2}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) <= 2}} } void compare_different_symbol_minus_right_int_less_or_equal() { int x = f(), y = f()-2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 2}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) >= 2}} } void compare_different_symbol_plus_left_plus_right_int_less_or_equal() { int x = f()+2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) >= 1}} } void compare_different_symbol_plus_left_minus_right_int_less_or_equal() { int x = f()+2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) >= 3}} } void compare_different_symbol_minus_left_plus_right_int_less_or_equal() { int x = f()-2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) <= 3}} } void compare_different_symbol_minus_left_minus_right_int_less_or_equal() { int x = f()-2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) <= 1}} } void compare_same_symbol_less_or_equal() { int x = f(), y = x; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x <= y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_plus_left_int_less_or_equal() { int x = f(), y = x; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x <= y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_minus_left_int_less_or_equal() { int x = f(), y = x; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x <= y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_plus_right_int_less_or_equal() { int x = f(), y = x+1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x <= y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_minus_right_int_less_or_equal() { int x = f(), y = x-1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x <= y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_plus_left_plus_right_int_less_or_equal() { int x = f(), y = x+1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x <= y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_plus_left_minus_right_int_less_or_equal() { int x = f(), y = x-1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x <= y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_minus_left_plus_right_int_less_or_equal() { int x = f(), y = x+1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x <= y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_minus_left_minus_right_int_less_or_equal() { int x = f(), y = x-1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x <= y); // expected-warning@-1{{TRUE}} } void compare_different_symbol_less() { int x = f(), y = f(); clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) < 0}} } void compare_different_symbol_plus_left_int_less() { int x = f()+1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) > 1}} } void compare_different_symbol_minus_left_int_less() { int x = f()-1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) < 1}} } void compare_different_symbol_plus_right_int_less() { int x = f(), y = f()+2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 2}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) < 2}} } void compare_different_symbol_minus_right_int_less() { int x = f(), y = f()-2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 2}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) > 2}} } void compare_different_symbol_plus_left_plus_right_int_less() { int x = f()+2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) > 1}} } void compare_different_symbol_plus_left_minus_right_int_less() { int x = f()+2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) > 3}} } void compare_different_symbol_minus_left_plus_right_int_less() { int x = f()-2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) < 3}} } void compare_different_symbol_minus_left_minus_right_int_less() { int x = f()-2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) < 1}} } void compare_same_symbol_less() { int x = f(), y = x; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x < y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_plus_left_int_less() { int x = f(), y = x; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x < y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_minus_left_int_less() { int x = f(), y = x; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x < y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_plus_right_int_less() { int x = f(), y = x+1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x < y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_minus_right_int_less() { int x = f(), y = x-1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x < y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_plus_left_plus_right_int_less() { int x = f(), y = x+1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x < y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_plus_left_minus_right_int_less() { int x = f(), y = x-1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x < y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_minus_left_plus_right_int_less() { int x = f(), y = x+1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x < y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_minus_left_minus_right_int_less() { int x = f(), y = x-1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x < y); // expected-warning@-1{{FALSE}} } void compare_different_symbol_equal_unsigned() { unsigned x = f(), y = f(); clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) == 0}} } void compare_different_symbol_plus_left_int_equal_unsigned() { unsigned x = f()+1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) == 1}} } void compare_different_symbol_minus_left_int_equal_unsigned() { unsigned x = f()-1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) == 1}} } void compare_different_symbol_plus_right_int_equal_unsigned() { unsigned x = f(), y = f()+2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 2}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) == 2}} } void compare_different_symbol_minus_right_int_equal_unsigned() { unsigned x = f(), y = f()-2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 2}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) == 2}} } void compare_different_symbol_plus_left_plus_right_int_equal_unsigned() { unsigned x = f()+2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) == 1}} } void compare_different_symbol_plus_left_minus_right_int_equal_unsigned() { unsigned x = f()+2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) == 3}} } void compare_different_symbol_minus_left_plus_right_int_equal_unsigned() { unsigned x = f()-2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) == 3}} } void compare_different_symbol_minus_left_minus_right_int_equal_unsigned() { unsigned x = f()-2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) == 1}} } void compare_same_symbol_equal_unsigned() { unsigned x = f(), y = x; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x == y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_plus_left_int_equal_unsigned() { unsigned x = f(), y = x; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) + 1U) == (conj_$2{int})}} } void compare_same_symbol_minus_left_int_equal_unsigned() { unsigned x = f(), y = x; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - 1U) == (conj_$2{int})}} } void compare_same_symbol_plus_right_int_equal_unsigned() { unsigned x = f(), y = x+1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{(conj_$2{int}) == ((conj_$2{int}) + 1U)}} } void compare_same_symbol_minus_right_int_equal_unsigned() { unsigned x = f(), y = x-1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{(conj_$2{int}) == ((conj_$2{int}) - 1U)}} } void compare_same_symbol_plus_left_plus_right_int_equal_unsigned() { unsigned x = f(), y = x+1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x == y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_plus_left_minus_right_int_equal_unsigned() { unsigned x = f(), y = x-1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) + 1U) == ((conj_$2{int}) - 1U)}} } void compare_same_symbol_minus_left_plus_right_int_equal_unsigned() { unsigned x = f(), y = x+1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(x == y); // expected-warning@-1{{((conj_$2{int}) - 1U) == ((conj_$2{int}) + 1U)}} } void compare_same_symbol_minus_left_minus_right_int_equal_unsigned() { unsigned x = f(), y = x-1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x == y); // expected-warning@-1{{TRUE}} } void compare_different_symbol_less_or_equal_unsigned() { unsigned x = f(), y = f(); clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) <= 0}} } void compare_different_symbol_plus_left_int_less_or_equal_unsigned() { unsigned x = f()+1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) >= 1}} } void compare_different_symbol_minus_left_int_less_or_equal_unsigned() { unsigned x = f()-1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) <= 1}} } void compare_different_symbol_plus_right_int_less_or_equal_unsigned() { unsigned x = f(), y = f()+2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 2}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) <= 2}} } void compare_different_symbol_minus_right_int_less_or_equal_unsigned() { unsigned x = f(), y = f()-2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 2}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) >= 2}} } void compare_different_symbol_plus_left_plus_right_int_less_or_equal_unsigned() { unsigned x = f()+2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) >= 1}} } void compare_different_symbol_plus_left_minus_right_int_less_or_equal_unsigned() { unsigned x = f()+2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) >= 3}} } void compare_different_symbol_minus_left_plus_right_int_less_or_equal_unsigned() { unsigned x = f()-2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) <= 3}} } void compare_different_symbol_minus_left_minus_right_int_less_or_equal_unsigned() { unsigned x = f()-2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) <= 1}} } void compare_same_symbol_less_or_equal_unsigned() { unsigned x = f(), y = x; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x <= y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_plus_left_int_less_or_equal_unsigned() { unsigned x = f(), y = x; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) + 1U) <= (conj_$2{int})}} } void compare_same_symbol_minus_left_int_less_or_equal_unsigned() { unsigned x = f(), y = x; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - 1U) <= (conj_$2{int})}} } void compare_same_symbol_plus_right_int_less_or_equal_unsigned() { unsigned x = f(), y = x+1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{(conj_$2{int}) <= ((conj_$2{int}) + 1U)}} } void compare_same_symbol_minus_right_int_less_or_equal_unsigned() { unsigned x = f(), y = x-1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{(conj_$2{int}) <= ((conj_$2{int}) - 1U)}} } void compare_same_symbol_plus_left_plus_right_int_less_or_equal_unsigned() { unsigned x = f(), y = x+1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x <= y); // expected-warning@-1{{TRUE}} } void compare_same_symbol_plus_left_minus_right_int_less_or_equal_unsigned() { unsigned x = f(), y = x-1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) + 1U) <= ((conj_$2{int}) - 1U)}} } void compare_same_symbol_minus_left_plus_right_int_less_or_equal_unsigned() { unsigned x = f(), y = x+1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(x <= y); // expected-warning@-1{{((conj_$2{int}) - 1U) <= ((conj_$2{int}) + 1U)}} } void compare_same_symbol_minus_left_minus_right_int_less_or_equal_unsigned() { unsigned x = f(), y = x-1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x <= y); // expected-warning@-1{{TRUE}} } void compare_different_symbol_less_unsigned() { unsigned x = f(), y = f(); clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) < 0}} } void compare_different_symbol_plus_left_int_less_unsigned() { unsigned x = f()+1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) > 1}} } void compare_different_symbol_minus_left_int_less_unsigned() { unsigned x = f()-1, y = f(); clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$9{int}}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) < 1}} } void compare_different_symbol_plus_right_int_less_unsigned() { unsigned x = f(), y = f()+2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 2}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) < 2}} } void compare_different_symbol_minus_right_int_less_unsigned() { unsigned x = f(), y = f()-2; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 2}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) > 2}} } void compare_different_symbol_plus_left_plus_right_int_less_unsigned() { unsigned x = f()+2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) > 1}} } void compare_different_symbol_plus_left_minus_right_int_less_unsigned() { unsigned x = f()+2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$9{int}) - (conj_$2{int})) > 3}} } void compare_different_symbol_minus_left_plus_right_int_less_unsigned() { unsigned x = f()-2, y = f()+1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) + 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) < 3}} } void compare_different_symbol_minus_left_minus_right_int_less_unsigned() { unsigned x = f()-2, y = f()-1; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 2}} clang_analyzer_dump(y); // expected-warning{{(conj_$9{int}) - 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - (conj_$9{int})) < 1}} } void compare_same_symbol_less_unsigned() { unsigned x = f(), y = x; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_eval(x < y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_plus_left_int_less_unsigned() { unsigned x = f(), y = x; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) + 1U) < (conj_$2{int})}} } void compare_same_symbol_minus_left_int_less_unsigned() { unsigned x = f(), y = x; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - 1U) < (conj_$2{int})}} } void compare_same_symbol_plus_right_int_less_unsigned() { unsigned x = f(), y = x+1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{(conj_$2{int}) < ((conj_$2{int}) + 1U)}} } void compare_same_symbol_minus_right_int_less_unsigned() { unsigned x = f(), y = x-1; clang_analyzer_dump(x); // expected-warning{{conj_$2{int}}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{(conj_$2{int}) < ((conj_$2{int}) - 1U)}} } void compare_same_symbol_plus_left_plus_right_int_less_unsigned() { unsigned x = f(), y = x+1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_eval(x < y); // expected-warning@-1{{FALSE}} } void compare_same_symbol_plus_left_minus_right_int_less_unsigned() { unsigned x = f(), y = x-1; ++x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) + 1U) < ((conj_$2{int}) - 1U)}} } void compare_same_symbol_minus_left_plus_right_int_less_unsigned() { unsigned x = f(), y = x+1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) + 1}} clang_analyzer_dump(x < y); // expected-warning@-1{{((conj_$2{int}) - 1U) < ((conj_$2{int}) + 1U)}} } void compare_same_symbol_minus_left_minus_right_int_less_unsigned() { unsigned x = f(), y = x-1; --x; clang_analyzer_dump(x); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_dump(y); // expected-warning{{(conj_$2{int}) - 1}} clang_analyzer_eval(x < y); // expected-warning@-1{{FALSE}} } void overflow(signed char n, signed char m) { if (n + 0 > m + 0) { clang_analyzer_eval(n - 126 == m + 3); // expected-warning{{UNKNOWN}} } } int mixed_integer_types(int x, int y) { short a = x - 1U; return a - y; } unsigned gu(); unsigned fu() { unsigned x = gu(); // Assert that no overflows occur in this test file. // Assuming that concrete integers are also within that range. assert(x <= ((unsigned)UINT_MAX / 4)); return x; } void unsigned_concrete_int_no_crash() { unsigned x = fu() + 1U, y = fu() + 1U; clang_analyzer_dump(x == y); // expected-warning {{((conj_$2{unsigned int}) + 1U) == ((conj_$7{unsigned int}) + 1U)}} }