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      1 // RUN: rm -rf %t
      2 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x objective-c++ -std=c++11 -fmodules-cache-path=%t -I %S/Inputs -triple %itanium_abi_triple -disable-llvm-optzns -emit-llvm -o - %s | FileCheck %s
      3 // RUN: %clang_cc1 -fmodules -fimplicit-module-maps -x objective-c++ -std=c++11 -fmodules-cache-path=%t -I %S/Inputs -triple %itanium_abi_triple -disable-llvm-optzns -emit-llvm -debug-info-kind=limited -o - %s | FileCheck %s
      4 // FIXME: When we have a syntax for modules in C++, use that.
      5 
      6 @import cxx_irgen_top;
      7 
      8 CtorInit<int> x;
      9 
     10 @import cxx_irgen_left;
     11 @import cxx_irgen_right;
     12 
     13 // Keep these two namespace definitions separate; merging them hides the bug.
     14 namespace EmitInlineMethods {
     15   // CHECK-DAG: define linkonce_odr [[CC:([0-9_a-z]*cc[ ]+)?]]void @_ZN17EmitInlineMethods1C1fEPNS_1AE(
     16   // CHECK-DAG: declare [[CC]]void @_ZN17EmitInlineMethods1A1gEv(
     17   struct C {
     18     __attribute__((used)) void f(A *p) { p->g(); }
     19   };
     20 }
     21 namespace EmitInlineMethods {
     22   // CHECK-DAG: define linkonce_odr [[CC]]void @_ZN17EmitInlineMethods1D1fEPNS_1BE(
     23   // CHECK-DAG: define linkonce_odr [[CC]]void @_ZN17EmitInlineMethods1B1gEv(
     24   struct D {
     25     __attribute__((used)) void f(B *p) { p->g(); }
     26   };
     27 }
     28 
     29 // CHECK-DAG: define available_externally hidden {{.*}}{{signext i32|i32}} @_ZN1SIiE1gEv({{.*}} #[[ALWAYS_INLINE:.*]] align
     30 int a = S<int>::g();
     31 
     32 int b = h();
     33 
     34 // CHECK-DAG: define linkonce_odr {{.*}}{{signext i32|i32}} @_Z3minIiET_S0_S0_(i32
     35 int c = min(1, 2);
     36 // CHECK: define available_externally {{.*}}{{signext i32|i32}} @_ZN1SIiE1fEv({{.*}} #[[ALWAYS_INLINE]] align
     37 
     38 namespace ImplicitSpecialMembers {
     39   // CHECK-LABEL: define {{.*}} @_ZN22ImplicitSpecialMembers1BC2ERKS0_(
     40   // CHECK: call {{.*}} @_ZN22ImplicitSpecialMembers1AC1ERKS0_(
     41   // CHECK-LABEL: define {{.*}} @_ZN22ImplicitSpecialMembers1BC2EOS0_(
     42   // CHECK: call {{.*}} @_ZN22ImplicitSpecialMembers1AC1ERKS0_(
     43   // CHECK-LABEL: define {{.*}} @_ZN22ImplicitSpecialMembers1CC2ERKS0_(
     44   // CHECK: call {{.*}} @_ZN22ImplicitSpecialMembers1AC1ERKS0_(
     45   // CHECK-LABEL: define {{.*}} @_ZN22ImplicitSpecialMembers1CC2EOS0_(
     46   // CHECK: call {{.*}} @_ZN22ImplicitSpecialMembers1AC1ERKS0_(
     47   // CHECK-LABEL: define {{.*}} @_ZN22ImplicitSpecialMembers1DC2ERKS0_(
     48   // CHECK: call {{.*}} @_ZN22ImplicitSpecialMembers1AC1ERKS0_(
     49   // CHECK-LABEL: define {{.*}} @_ZN22ImplicitSpecialMembers1DC2EOS0_(
     50   // CHECK: call {{.*}} @_ZN22ImplicitSpecialMembers1AC1ERKS0_(
     51   // CHECK-LABEL: define {{.*}} @_ZN20OperatorDeleteLookup1AD0Ev(
     52   // CHECK: call {{.*}}void @_ZN20OperatorDeleteLookup1AdlEPv(
     53 
     54   // CHECK-DAG: call {{[a-z\_\d]*[ ]?i32}} @_ZN8CtorInitIiE1fEv(
     55 
     56   extern B b1;
     57   B b2(b1);
     58   B b3(static_cast<B&&>(b1));
     59 
     60   extern C c1;
     61   C c2(c1);
     62   C c3(static_cast<C&&>(c1));
     63 
     64   extern D d1;
     65   D d2(d1);
     66   D d3(static_cast<D&&>(d1));
     67 }
     68 
     69 namespace OperatorDeleteLookup {
     70   // Trigger emission of B's vtable and deleting dtor.
     71   // This requires us to know what operator delete was selected.
     72   void g() { f(); }
     73 }
     74 
     75 
     76 // CHECK: attributes #[[ALWAYS_INLINE]] = {{.*}} alwaysinline
     77