llvm-project/clang/test/Sema/self-comparison.c

26 lines
494 B
C

// RUN: clang -fsyntax-only -verify %s
int foo(int x) {
return x == x; // expected-warning {{self-comparison always results}}
}
int foo2(int x) {
return (x) != (((x))); // expected-warning {{self-comparison always results}}
}
int qux(int x) {
return x < x; // expected-warning {{self-comparison}}
}
int qux2(int x) {
return x > x; // expected-warning {{self-comparison}}
}
int bar(float x) {
return x == x; // no-warning
}
int bar2(float x) {
return x != x; // no-warning
}