llvm-for-llvmta/tools/clang/test/Sema/warn-bitwise-negation-bool.c

25 lines
1.3 KiB
C

// RUN: %clang_cc1 -x c -fsyntax-only -verify -Wbool-operation %s
// RUN: %clang_cc1 -x c -fsyntax-only -verify %s
// RUN: %clang_cc1 -x c -fsyntax-only -fdiagnostics-parseable-fixits %s 2>&1 | FileCheck %s
// RUN: %clang_cc1 -x c++ -fsyntax-only -verify -Wbool-operation %s
// RUN: %clang_cc1 -x c++ -fsyntax-only -verify %s
// RUN: %clang_cc1 -x c++ -fsyntax-only -fdiagnostics-parseable-fixits %s 2>&1 | FileCheck %s
#ifdef __cplusplus
typedef bool boolean;
#else
typedef _Bool boolean;
#endif
void test(boolean b, int i) {
b = ~b; // expected-warning {{bitwise negation of a boolean expression always evaluates to 'true'; did you mean logical negation?}}
// CHECK: fix-it:"{{.*}}":{[[@LINE-1]]:7-[[@LINE-1]]:8}:"!"
b = ~(b); // expected-warning {{bitwise negation of a boolean expression always evaluates to 'true'; did you mean logical negation?}}
// CHECK: fix-it:"{{.*}}":{[[@LINE-1]]:7-[[@LINE-1]]:8}:"!"
b = ~i;
i = ~b; // expected-warning {{bitwise negation of a boolean expression; did you mean logical negation?}}
// CHECK: fix-it:"{{.*}}":{[[@LINE-1]]:7-[[@LINE-1]]:8}:"!"
b = ~(i > 4); // expected-warning {{bitwise negation of a boolean expression always evaluates to 'true'; did you mean logical negation?}}
// CHECK: fix-it:"{{.*}}":{[[@LINE-1]]:7-[[@LINE-1]]:8}:"!"
}