foo(int x)1 int foo(int x) { return ~(-x) == (x - 1); } 2 3 /* 4 * check-name: simplify-not-neg 5 * check-command: test-linearize -Wno-decl $file 6 * 7 * check-output-ignore 8 * check-output-contains: ret\\..*\\$1 9 */ 10