test/CodeGenCXX/threadsafe-statics-exceptions.cpp

   1 // RUN: %clang_cc1 -emit-llvm -o - -fexceptions -triple x86_64-apple-darwin10 %s | FileCheck %s
   2
   3 struct X {
   4   X();
   5   ~X();
   6 };
   7
   8 struct Y { };
   9
  10 // CHECK: define void @_Z1fv
  11 void f() {
  12   // CHECK: call i32 @__cxa_guard_acquire(i64* @_ZGVZ1fvE1x)
  13   // CHECK: invoke void @_ZN1XC1Ev
  14   // CHECK: call i32 @__cxa_atexit
  15   // CHECK-NEXT: call void @__cxa_guard_release(i64* @_ZGVZ1fvE1x)
  16   // CHECK: br
  17   static X x;
  18
  19   // CHECK: call i8* @__cxa_allocate_exception
  20   // CHECK: call void @__cxa_throw
  21   throw Y();
  22
  23   // Finally, the landing pad.
  24   // CHECK: call i8* @llvm.eh.exception()
  25   // CHECK: call i32 (i8*, i8*, ...)* @llvm.eh.selector
  26   // CHECK: call void @__cxa_guard_abort(i64* @_ZGVZ1fvE1x)
  27   // CHECK: call void @_Unwind_Resume_or_Rethrow
  28   // CHECK: unreachable
  29 }