reference, declaration → definition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced

    1
    2
    3
    4
    5
    6
    7
    8
    9
   10
   11
   12
   13
   14
   15
   16
   17
   18
   19
   20
   21
   22
   23
   24
   25
   26
   27
   28
   29
   30
   31
   32
   33
   34
   35
   36
   37
   38
   39
   40
   41
   42
   43
   44
   45
   46

// RUN: %clang_analyze_cc1 -w -analyzer-checker=core,debug.ExprInspection -analyzer-config c++-allocator-inlining=true -std=c++11 -verify -analyzer-config eagerly-assume=false %s

void clang_analyzer_eval(bool);
void clang_analyzer_warnIfReached();

struct S {
  int x;
  S() : x(1) {}
  ~S() {}
};

void checkConstructorInlining() {
  S *s = new S;
  clang_analyzer_eval(s->x == 1); // expected-warning{{TRUE}}
}

void checkNewPOD() {
  int *i = new int;
  clang_analyzer_eval(*i == 0); // expected-warning{{UNKNOWN}}
  int *j = new int();
  clang_analyzer_eval(*j == 0); // expected-warning{{TRUE}}
  int *k = new int(5);
  clang_analyzer_eval(*k == 5); // expected-warning{{TRUE}}
}

void checkNewArray() {
  S *s = new S[10];
  // FIXME: Should be true once we inline array constructors.
  clang_analyzer_eval(s[0].x == 1); // expected-warning{{UNKNOWN}}
}

struct NullS {
  NullS() {
    if (this) {}
  }
  NullS(int x) {
    if (!this) {
      clang_analyzer_warnIfReached(); // no-warning
    }
  }
};

void checkNullThis() {
  NullS *nulls = new NullS(); // no-crash
  NullS *nulls2 = new NullS(0);
}