diff --git a/llvm/test/CodeGen/X86/2009-11-25-ImpDefBug.ll b/llvm/test/CodeGen/X86/2009-11-25-ImpDefBug.ll new file mode 100644 index 000000000000..7606c0e1acc9 --- /dev/null +++ b/llvm/test/CodeGen/X86/2009-11-25-ImpDefBug.ll @@ -0,0 +1,116 @@ +; RUN: llc < %s -mtriple=x86_64-unknown-linux-gnu +; pr5600 + +%struct..0__pthread_mutex_s = type { i32, i32, i32, i32, i32, i32, %struct.__pthread_list_t } +%struct.ASN1ObjHeader = type { i8, %"struct.__gmp_expr<__mpz_struct [1],__mpz_struct [1]>", i64, i32, i32, i32 } +%struct.ASN1Object = type { i32 (...)**, i32, i32, i64 } +%struct.ASN1Unit = type { [4 x i32 (%struct.ASN1ObjHeader*, %struct.ASN1Object**)*], %"struct.std::ASN1ObjList" } +%"struct.__gmp_expr<__mpz_struct [1],__mpz_struct [1]>" = type { [1 x %struct.__mpz_struct] } +%struct.__mpz_struct = type { i32, i32, i64* } +%struct.__pthread_list_t = type { %struct.__pthread_list_t*, %struct.__pthread_list_t* } +%struct.pthread_attr_t = type { i64, [48 x i8] } +%struct.pthread_mutex_t = type { %struct..0__pthread_mutex_s } +%struct.pthread_mutexattr_t = type { i32 } +%"struct.std::ASN1ObjList" = type { %"struct.std::_Vector_base >" } +%"struct.std::_Vector_base >" = type { %"struct.std::_Vector_base >::_Vector_impl" } +%"struct.std::_Vector_base >::_Vector_impl" = type { %struct.ASN1Object**, %struct.ASN1Object**, %struct.ASN1Object** } +%struct.xmstream = type { i8*, i64, i64, i64, i8 } + +declare void @_ZNSt6vectorIP10ASN1ObjectSaIS1_EE13_M_insert_auxEN9__gnu_cxx17__normal_iteratorIPS1_S3_EERKS1_(%"struct.std::ASN1ObjList"* nocapture, i64, %struct.ASN1Object** nocapture) + +declare i32 @_Z17LoadObjectFromBERR8xmstreamPP10ASN1ObjectPPF10ASN1StatusP13ASN1ObjHeaderS3_E(%struct.xmstream*, %struct.ASN1Object**, i32 (%struct.ASN1ObjHeader*, %struct.ASN1Object**)**) + +define i32 @_ZN8ASN1Unit4loadER8xmstreamjm18ASN1LengthEncoding(%struct.ASN1Unit* %this, %struct.xmstream* nocapture %stream, i32 %numObjects, i64 %size, i32 %lEncoding) { +entry: + br label %meshBB85 + +bb5: ; preds = %bb13.fragment.cl135, %bb13.fragment.cl, %bb.i.i.bbcl.disp, %bb13.fragment + %0 = invoke i32 @_Z17LoadObjectFromBERR8xmstreamPP10ASN1ObjectPPF10ASN1StatusP13ASN1ObjHeaderS3_E(%struct.xmstream* undef, %struct.ASN1Object** undef, i32 (%struct.ASN1ObjHeader*, %struct.ASN1Object**)** undef) + to label %meshBB81.bbcl.disp unwind label %lpad ; [#uses=0] + +bb10.fragment: ; preds = %bb13.fragment.bbcl.disp + br i1 undef, label %bb1.i.fragment.bbcl.disp, label %bb.i.i.bbcl.disp + +bb1.i.fragment: ; preds = %bb1.i.fragment.bbcl.disp + invoke void @_ZNSt6vectorIP10ASN1ObjectSaIS1_EE13_M_insert_auxEN9__gnu_cxx17__normal_iteratorIPS1_S3_EERKS1_(%"struct.std::ASN1ObjList"* undef, i64 undef, %struct.ASN1Object** undef) + to label %meshBB81.bbcl.disp unwind label %lpad + +bb13.fragment: ; preds = %bb13.fragment.bbcl.disp + br i1 undef, label %meshBB81.bbcl.disp, label %bb5 + +bb.i4: ; preds = %bb.i4.bbcl.disp, %bb1.i.fragment.bbcl.disp + ret i32 undef + +bb1.i5: ; preds = %bb.i1 + ret i32 undef + +lpad: ; preds = %bb1.i.fragment.cl, %bb1.i.fragment, %bb5 + %.SV10.phi807 = phi i8* [ undef, %bb1.i.fragment.cl ], [ undef, %bb1.i.fragment ], [ undef, %bb5 ] ; [#uses=1] + %1 = load i8* %.SV10.phi807, align 8 ; [#uses=0] + br i1 undef, label %meshBB81.bbcl.disp, label %bb13.fragment.bbcl.disp + +bb.i1: ; preds = %bb.i.i.bbcl.disp + br i1 undef, label %meshBB81.bbcl.disp, label %bb1.i5 + +meshBB81: ; preds = %meshBB81.bbcl.disp, %bb.i.i.bbcl.disp + br i1 undef, label %meshBB81.bbcl.disp, label %bb.i4.bbcl.disp + +meshBB85: ; preds = %meshBB81.bbcl.disp, %bb.i4.bbcl.disp, %bb1.i.fragment.bbcl.disp, %bb.i.i.bbcl.disp, %entry + br i1 undef, label %meshBB81.bbcl.disp, label %bb13.fragment.bbcl.disp + +bb.i.i.bbcl.disp: ; preds = %bb10.fragment + switch i8 undef, label %meshBB85 [ + i8 123, label %bb.i1 + i8 97, label %bb5 + i8 44, label %meshBB81 + i8 1, label %meshBB81.cl + i8 51, label %meshBB81.cl141 + ] + +bb1.i.fragment.cl: ; preds = %bb1.i.fragment.bbcl.disp + invoke void @_ZNSt6vectorIP10ASN1ObjectSaIS1_EE13_M_insert_auxEN9__gnu_cxx17__normal_iteratorIPS1_S3_EERKS1_(%"struct.std::ASN1ObjList"* undef, i64 undef, %struct.ASN1Object** undef) + to label %meshBB81.bbcl.disp unwind label %lpad + +bb1.i.fragment.bbcl.disp: ; preds = %bb10.fragment + switch i8 undef, label %bb.i4 [ + i8 97, label %bb1.i.fragment + i8 7, label %bb1.i.fragment.cl + i8 35, label %bb.i4.cl + i8 77, label %meshBB85 + ] + +bb13.fragment.cl: ; preds = %bb13.fragment.bbcl.disp + br i1 undef, label %meshBB81.bbcl.disp, label %bb5 + +bb13.fragment.cl135: ; preds = %bb13.fragment.bbcl.disp + br i1 undef, label %meshBB81.bbcl.disp, label %bb5 + +bb13.fragment.bbcl.disp: ; preds = %meshBB85, %lpad + switch i8 undef, label %bb10.fragment [ + i8 67, label %bb13.fragment.cl + i8 108, label %bb13.fragment + i8 58, label %bb13.fragment.cl135 + ] + +bb.i4.cl: ; preds = %bb.i4.bbcl.disp, %bb1.i.fragment.bbcl.disp + ret i32 undef + +bb.i4.bbcl.disp: ; preds = %meshBB81.cl141, %meshBB81.cl, %meshBB81 + switch i8 undef, label %bb.i4 [ + i8 35, label %bb.i4.cl + i8 77, label %meshBB85 + ] + +meshBB81.cl: ; preds = %meshBB81.bbcl.disp, %bb.i.i.bbcl.disp + br i1 undef, label %meshBB81.bbcl.disp, label %bb.i4.bbcl.disp + +meshBB81.cl141: ; preds = %meshBB81.bbcl.disp, %bb.i.i.bbcl.disp + br i1 undef, label %meshBB81.bbcl.disp, label %bb.i4.bbcl.disp + +meshBB81.bbcl.disp: ; preds = %meshBB81.cl141, %meshBB81.cl, %bb13.fragment.cl135, %bb13.fragment.cl, %bb1.i.fragment.cl, %meshBB85, %meshBB81, %bb.i1, %lpad, %bb13.fragment, %bb1.i.fragment, %bb5 + switch i8 undef, label %meshBB85 [ + i8 44, label %meshBB81 + i8 1, label %meshBB81.cl + i8 51, label %meshBB81.cl141 + ] +}