clang/test/Analysis/conditional-operator.cpp

   1 // RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -analyzer-config eagerly-assume=false %s -analyzer-output=text -verify
   2
   3 void clang_analyzer_eval(bool);
   4
   5 // Test that the analyzer does not crash on GNU extension operator "?:".
   6 void NoCrashTest(int x, int y) {
   7         int w = x ?: y;
   8 }
   9
  10 void OperatorEvaluationTest(int y) {
  11   int x = 1;
  12         int w = x ?: y;  // expected-note {{'?' condition is true}}
  13
  14         // TODO: We are not precise when processing the "?:" operator in C++.
  15   clang_analyzer_eval(w == 1); // expected-warning{{UNKNOWN}}
  16                                // expected-note@-1{{UNKNOWN}}
  17 }