Revert r246214 and r246213

These two commits causes llvm LTO bootstrap to hang in ScalarEvolution.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@246282 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 0 insertions, 295 deletions

diff --git a/test/CodeGenCXX/vtable-assume-load.cpp b/test/CodeGenCXX/vtable-assume-load.cpp
deleted file mode 100644
index 17cd477f19..0000000000
--- a/test/CodeGenCXX/vtable-assume-load.cpp
+++ /dev/null
@@ -1,295 +0,0 @@
-// RUN: %clang_cc1 %s -triple x86_64-apple-darwin10 -emit-llvm -o %t.ll -O1 -disable-llvm-optzns -fms-extensions
-// RUN: %clang_cc1 %s -triple i686-pc-win32 -emit-llvm -o %t.ms.ll -O1 -disable-llvm-optzns -fms-extensions
-
-// RUN: FileCheck --check-prefix=CHECK1 --input-file=%t.ll %s
-// RUN: FileCheck --check-prefix=CHECK2 --input-file=%t.ll %s
-// RUN: FileCheck --check-prefix=CHECK3 --input-file=%t.ll %s
-// RUN: FileCheck --check-prefix=CHECK4 --input-file=%t.ll %s
-// RUN: FileCheck --check-prefix=CHECK-MS --input-file=%t.ms.ll %s
-// RUN: FileCheck --check-prefix=CHECK6 --input-file=%t.ll %s
-// RUN: FileCheck --check-prefix=CHECK7 --input-file=%t.ll %s
-// RUN: FileCheck --check-prefix=CHECK8 --input-file=%t.ll %s
-namespace test1 {
-
-struct A {
-  A();
-  virtual void foo();
-};
-
-struct B : A {
-  virtual void foo();
-};
-
-void g(A *a) { a->foo(); }
-
-// CHECK1-LABEL: define void @_ZN5test14fooAEv()
-// CHECK1: call void @_ZN5test11AC1Ev(%"struct.test1::A"*
-// CHECK1: %[[VTABLE:.*]] = load i8**, i8*** %{{.*}}
-// CHECK1: %[[CMP:.*]] = icmp eq i8** %[[VTABLE]], getelementptr inbounds ([3 x i8*], [3 x i8*]* @_ZTVN5test11AE, i64 0, i64 2)
-// CHECK1: call void @llvm.assume(i1 %[[CMP]])
-// CHECK1-LABEL: }
-
-void fooA() {
-  A a;
-  g(&a);
-}
-
-// CHECK1-LABEL: define void @_ZN5test14fooBEv()
-// CHECK1: call void @_ZN5test11BC1Ev(%"struct.test1::B"* %{{.*}})
-// CHECK1: %[[VTABLE:.*]] = load i8**, i8*** %{{.*}}
-// CHECK1: %[[CMP:.*]] = icmp eq i8** %[[VTABLE]], getelementptr inbounds ([3 x i8*], [3 x i8*]* @_ZTVN5test11BE, i64 0, i64 2)
-// CHECK1: call void @llvm.assume(i1 %[[CMP]])
-// CHECK1-LABEL: }
-
-void fooB() {
-  B b;
-  g(&b);
-}
-// there should not be any assumes in the ctor that calls base ctor
-// CHECK1-LABEL: define linkonce_odr void @_ZN5test11BC2Ev(%"struct.test1::B"*
-// CHECK1-NOT: @llvm.assume(
-// CHECK1-LABEL: }
-}
-namespace test2 {
-struct A {
-  A();
-  virtual void foo();
-};
-
-struct B {
-  B();
-  virtual void bar();
-};
-
-struct C : A, B {
-  C();
-  virtual void foo();
-};
-void g(A *a) { a->foo(); }
-void h(B *b) { b->bar(); }
-
-// CHECK2-LABEL: define void @_ZN5test24testEv()
-// CHECK2: call void @_ZN5test21CC1Ev(%"struct.test2::C"*
-// CHECK2: %[[VTABLE:.*]] = load i8**, i8*** {{.*}}
-// CHECK2: %[[CMP:.*]] = icmp eq i8** %[[VTABLE]], getelementptr inbounds ([6 x i8*], [6 x i8*]* @_ZTVN5test21CE, i64 0, i64 2)
-// CHECK2: call void @llvm.assume(i1 %[[CMP]])
-
-// CHECK2: %[[V2:.*]] = bitcast %"struct.test2::C"* %{{.*}} to i8*
-// CHECK2: %[[ADD_PTR:.*]] = getelementptr inbounds i8, i8* %[[V2]], i64 8
-// CHECK2: %[[V3:.*]] = bitcast i8* %[[ADD_PTR]] to i8***
-// CHECK2: %[[VTABLE2:.*]] = load i8**, i8*** %[[V3]]
-// CHECK2: %[[CMP2:.*]] = icmp eq i8** %[[VTABLE2]], getelementptr inbounds ([6 x i8*], [6 x i8*]* @_ZTVN5test21CE, i64 0, i64 5)
-// CHECK2: call void @llvm.assume(i1 %[[CMP2]])
-
-// CHECK2: call void @_ZN5test21gEPNS_1AE(
-// CHECK2-LABEL: }
-
-void test() {
-  C c;
-  g(&c);
-  h(&c);
-}
-}
-
-namespace test3 {
-struct A {
-  A();
-};
-
-struct B : A {
-  B();
-  virtual void foo();
-};
-
-struct C : virtual A, B {
-  C();
-  virtual void foo();
-};
-void g(B *a) { a->foo(); }
-
-// CHECK3-LABEL: define void @_ZN5test34testEv()
-// CHECK3: call void @_ZN5test31CC1Ev(%"struct.test3::C"*
-// CHECK3: %[[CMP:.*]] = icmp eq i8** %{{.*}}, getelementptr inbounds ([4 x i8*], [4 x i8*]* @_ZTVN5test31CE, i64 0, i64 3)
-// CHECK3: call void @llvm.assume(i1 %[[CMP]])
-// CHECK3-LABLEL: }
-void test() {
-  C c;
-  g(&c);
-}
-} // test3
-
-namespace test4 {
-struct A {
-  A();
-  virtual void foo();
-};
-
-struct B : virtual A {
-  B();
-  virtual void foo();
-};
-struct C : B {
-  C();
-  virtual void foo();
-};
-
-void g(C *c) { c->foo(); }
-
-// CHECK4-LABEL: define void @_ZN5test44testEv()
-// CHECK4: call void @_ZN5test41CC1Ev(%"struct.test4::C"*
-// CHECK4: %[[VTABLE:.*]] = load i8**, i8*** %{{.*}}
-// CHECK4: %[[CMP:.*]] = icmp eq i8** %[[VTABLE]], getelementptr inbounds ([5 x i8*], [5 x i8*]* @_ZTVN5test41CE, i64 0, i64 4)
-// CHECK4: call void @llvm.assume(i1 %[[CMP]]
-
-// CHECK4: %[[VTABLE2:.*]] = load i8**, i8*** %{{.*}}
-// CHECK4: %[[CMP2:.*]] = icmp eq i8** %[[VTABLE2]], getelementptr inbounds ([5 x i8*], [5 x i8*]* @_ZTVN5test41CE, i64 0, i64 4)
-// CHECK4: call void @llvm.assume(i1 %[[CMP2]])
-// CHECK4-LABEL: }
-
-void test() {
-  C c;
-  g(&c);
-}
-} // test4
-
-namespace testMS {
-
-struct __declspec(novtable) S {
-  virtual void foo();
-};
-
-void g(S &s) { s.foo(); }
-
-// if struct has novtable specifier, then we can't generate assumes
-// CHECK-MS-LABEL: define void @"\01?test@testMS@@YAXXZ"()
-// CHECK-MS: call x86_thiscallcc %"struct.testMS::S"* @"\01??0S@testMS@@QAE@XZ"(
-// CHECK-MS-NOT: @llvm.assume
-// CHECK-MS-LABEL: }
-
-void test() {
-  S s;
-  g(s);
-}
-
-} // testMS
-
-namespace test6 {
-// CHECK6: @_ZTVN5test61AE = external
-struct A {
-  A();
-  virtual void foo();
-  virtual ~A() {}
-};
-struct B : A {
-  B();
-};
-// Because A's vtable is external, it's safe to generate assumption loads.
-// CHECK6-LABEL: define void @_ZN5test61gEv()
-// CHECK6: call void @_ZN5test61AC1Ev(
-// CHECK6: call void @llvm.assume(
-
-// We can't emit assumption loads for B, because if we would refer to vtable
-// it would refer to functions that will not be able to find (like implicit
-// inline destructor).
-
-// CHECK6-LABEL:   call void @_ZN5test61BC1Ev(
-// CHECK6-NOT: call void @llvm.assume(
-// CHECK6-LABEL: }
-void g() {
-  A *a = new A;
-  B *b = new B;
-}
-
-}
-
-namespace test7 {
-// Because A's key function is defined here, vtable is generated in this TU
-// CHECK7: @_ZTVN5test71AE = unnamed_addr constant
-struct A {
-  A();
-  virtual void foo();
-  virtual void bar();
-};
-void A::foo() {}
-
-// CHECK7-LABEL: define void @_ZN5test71gEv()
-// CHECK7: call void @_ZN5test71AC1Ev(
-// CHECK7: call void @llvm.assume(
-// CHECK7-LABEL: }
-void g() {
-  A *a = new A();
-  a->bar();
-}
-}
-
-namespace test8 {
-
-struct A {
-  virtual void foo();
-  virtual void bar();
-};
-
-// CHECK8-DAG: @_ZTVN5test81BE = available_externally unnamed_addr constant
-struct B : A {
-  B();
-  void foo();
-  void bar();
-};
-
-// CHECK8-DAG: @_ZTVN5test81CE = linkonce_odr unnamed_addr constant
-struct C : A {
-  C();
-  void bar();
-  void foo() {}
-};
-inline void C::bar() {}
-
-// CHECK8-DAG: @_ZTVN5test81DE = external unnamed_addr constant
-struct D : A {
-  D();
-  void foo();
-  void inline bar();
-};
-void D::bar() {}
-
-// CHECK8-DAG: @_ZTVN5test81EE = linkonce_odr unnamed_addr constant
-struct E : A {
-  E();
-};
-
-// CHECK8-LABEL: define void @_ZN5test81bEv()
-// CHECK8: call void @llvm.assume(
-// CHECK8-LABEL: }
-void b() {
-  B b;
-  b.bar();
-}
-
-// FIXME: C has inline virtual functions which prohibits as from generating
-// assumption loads, but because vtable is generated in this TU (key function
-// defined here) it would be correct to refer to it.
-// CHECK8-LABEL: define void @_ZN5test81cEv()
-// CHECK8-NOT: call void @llvm.assume(
-// CHECK8-LABEL: }
-void c() {
-  C c;
-  c.bar();
-}
-
-// CHECK8-LABEL: define void @_ZN5test81dEv()
-// CHECK8: call void @llvm.assume(
-// CHECK8-LABEL: }
-void d() {
-  D d;
-  d.bar();
-}
-
-// CHECK8-LABEL: define void @_ZN5test81eEv()
-// CHECK8: call void @llvm.assume(
-// CHECK8-LABEL: }
-void e() {
-  E e;
-  e.bar();
-}
-}
-