1bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose// RUN: %clang_cc1 -analyze -analyzer-checker=core,debug.ExprInspection -verify %s 2bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose 3bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rosevoid clang_analyzer_eval(int); 4bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose#define CHECK(expr) if (!(expr)) return; clang_analyzer_eval(expr) 5bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose 6bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rosevoid testPersistentConstraints(int x, int y) { 7bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose // Sanity check 8bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose CHECK(x); // expected-warning{{TRUE}} 9bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose CHECK(x & 1); // expected-warning{{TRUE}} 10bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose 11bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose // False positives due to SValBuilder giving up on certain kinds of exprs. 12bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose CHECK(1 - x); // expected-warning{{UNKNOWN}} 13bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose CHECK(x & y); // expected-warning{{UNKNOWN}} 14bf7f77ac1cd1f31fc6bf2072327eeee7baed5c6aJordan Rose}