clang/test/CodeGenCXX/crash.cpp

   1 // RUN: %clang_cc1 %s -std=c++11 -emit-llvm-only
   2 // RUN: %clang_cc1 -emit-obj -o %t -debug-info-kind=line-tables-only -std=c++11 %s
   3 // RUN: %clang_cc1 -emit-obj -o %t -debug-info-kind=line-directives-only -std=c++11 %s
   4 // CHECK that we don't crash.
   5
   6 // PR11676's example is ill-formed:
   7 /*
   8 union _XEvent {
   9 };
  10 void ProcessEvent() {
  11   _XEvent pluginEvent = _XEvent();
  12 }
  13 */
  14
  15 // Example from PR11665:
  16 void f() {
  17   union U { int field; } u = U();
  18   (void)U().field;
  19 }
  20
  21 namespace PR17476 {
  22 struct string {
  23   string(const char *__s);
  24   string &operator+=(const string &__str);
  25 };
  26
  27 template <class ELFT> void finalizeDefaultAtomValues() {
  28   auto startEnd = [&](const char * sym)->void {
  29     string start("__");
  30     start += sym;
  31   }
  32   ;
  33   startEnd("preinit_array");
  34 }
  35
  36 void f() { finalizeDefaultAtomValues<int>(); }
  37 }