clang/test/Analysis/blocks-no-inline.c

   1 // RUN: %clang_analyze_cc1 -triple x86_64-apple-darwin10 -analyzer-checker=core,debug.ExprInspection -analyzer-config ipa=none -fblocks -analyzer-config eagerly-assume=false -verify %s
   2 // RUN: %clang_analyze_cc1 -triple x86_64-apple-darwin10 -analyzer-checker=core,debug.ExprInspection -analyzer-config ipa=none -fblocks -analyzer-config eagerly-assume=false -verify -x c++ %s
   3
   4 void clang_analyzer_eval(int);
   5
   6 void testInvalidation(void) {
   7   __block int i = 0;
   8   ^{
   9     ++i;
  10   }();
  11
  12   // Under inlining, we will know that i == 1.
  13   clang_analyzer_eval(i == 0); // expected-warning{{UNKNOWN}}
  14 }
  15
  16
  17 const int globalConstant = 1;
  18 void testCapturedConstants(void) {
  19   const int localConstant = 2;
  20   static const int staticConstant = 3;
  21
  22   ^{
  23     clang_analyzer_eval(globalConstant == 1); // expected-warning{{TRUE}}
  24     clang_analyzer_eval(localConstant == 2); // expected-warning{{TRUE}}
  25     clang_analyzer_eval(staticConstant == 3); // expected-warning{{TRUE}}
  26   }();
  27 }
  28
  29 typedef const int constInt;
  30 constInt anotherGlobalConstant = 1;
  31 void testCapturedConstantsTypedef(void) {
  32   constInt localConstant = 2;
  33   static constInt staticConstant = 3;
  34
  35   ^{
  36     clang_analyzer_eval(anotherGlobalConstant == 1); // expected-warning{{TRUE}}
  37     clang_analyzer_eval(localConstant == 2); // expected-warning{{TRUE}}
  38     clang_analyzer_eval(staticConstant == 3); // expected-warning{{TRUE}}
  39   }();
  40 }