1; RUN: opt -mergefunc -disable-output < %s 2; This used to crash. 3 4target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-f80:32:32-n8:16:32" 5target triple = "i386-pc-linux-gnu" 6 7%"struct.kc::impl_Ccode_option" = type { %"struct.kc::impl_abstract_phylum" } 8%"struct.kc::impl_CexpressionDQ" = type { %"struct.kc::impl_Ccode_option", %"struct.kc::impl_Ccode_option"*, %"struct.kc::impl_CexpressionDQ"* } 9%"struct.kc::impl_Ctext" = type { %"struct.kc::impl_Ccode_option", i32, %"struct.kc::impl_casestring__Str"*, %"struct.kc::impl_Ctext_elem"*, %"struct.kc::impl_Ctext"* } 10%"struct.kc::impl_Ctext_elem" = type { %"struct.kc::impl_abstract_phylum", i32, %"struct.kc::impl_casestring__Str"* } 11%"struct.kc::impl_ID" = type { %"struct.kc::impl_abstract_phylum", %"struct.kc::impl_Ccode_option"*, %"struct.kc::impl_casestring__Str"*, i32, %"struct.kc::impl_casestring__Str"* } 12%"struct.kc::impl_abstract_phylum" = type { i32 (...)** } 13%"struct.kc::impl_ac_abstract_declarator_AcAbsdeclDirdecl" = type { %"struct.kc::impl_Ccode_option", %"struct.kc::impl_Ccode_option"*, %"struct.kc::impl_Ccode_option"* } 14%"struct.kc::impl_casestring__Str" = type { %"struct.kc::impl_abstract_phylum", i8* } 15%"struct.kc::impl_elem_patternrepresentation" = type { %"struct.kc::impl_abstract_phylum", i32, %"struct.kc::impl_casestring__Str"*, %"struct.kc::impl_ID"* } 16%"struct.kc::impl_fileline" = type { %"struct.kc::impl_abstract_phylum", %"struct.kc::impl_casestring__Str"*, i32 } 17%"struct.kc::impl_fileline_FileLine" = type { %"struct.kc::impl_fileline" } 18%"struct.kc::impl_outmostpatterns" = type { %"struct.kc::impl_Ccode_option", %"struct.kc::impl_elem_patternrepresentation"*, %"struct.kc::impl_outmostpatterns"* } 19%"struct.kc::impl_withcaseinfo_Withcaseinfo" = type { %"struct.kc::impl_Ccode_option", %"struct.kc::impl_outmostpatterns"*, %"struct.kc::impl_outmostpatterns"*, %"struct.kc::impl_Ctext"* } 20 21@_ZTVN2kc13impl_filelineE = external constant [13 x i32 (...)*], align 32 22@.str = external constant [1 x i8], align 1 23@_ZTVN2kc22impl_fileline_FileLineE = external constant [13 x i32 (...)*], align 32 24 25define void @_ZN2kc22impl_fileline_FileLineC2EPNS_20impl_casestring__StrEi(%"struct.kc::impl_fileline_FileLine"* %this, %"struct.kc::impl_casestring__Str"* %_file, i32 %_line) align 2 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { 26entry: 27 %this_addr = alloca %"struct.kc::impl_fileline_FileLine"*, align 4 28 %_file_addr = alloca %"struct.kc::impl_casestring__Str"*, align 4 29 %_line_addr = alloca i32, align 4 30 %save_filt.150 = alloca i32 31 %save_eptr.149 = alloca i8* 32 %iftmp.99 = alloca %"struct.kc::impl_casestring__Str"* 33 %eh_exception = alloca i8* 34 %eh_selector = alloca i32 35 %"alloca point" = bitcast i32 0 to i32 36 store %"struct.kc::impl_fileline_FileLine"* %this, %"struct.kc::impl_fileline_FileLine"** %this_addr 37 store %"struct.kc::impl_casestring__Str"* %_file, %"struct.kc::impl_casestring__Str"** %_file_addr 38 store i32 %_line, i32* %_line_addr 39 %0 = load %"struct.kc::impl_fileline_FileLine"*, %"struct.kc::impl_fileline_FileLine"** %this_addr, align 4 40 %1 = getelementptr inbounds %"struct.kc::impl_fileline_FileLine", %"struct.kc::impl_fileline_FileLine"* %0, i32 0, i32 0 41 call void @_ZN2kc13impl_filelineC2Ev() nounwind 42 %2 = load %"struct.kc::impl_fileline_FileLine"*, %"struct.kc::impl_fileline_FileLine"** %this_addr, align 4 43 %3 = getelementptr inbounds %"struct.kc::impl_fileline_FileLine", %"struct.kc::impl_fileline_FileLine"* %2, i32 0, i32 0 44 %4 = getelementptr inbounds %"struct.kc::impl_fileline", %"struct.kc::impl_fileline"* %3, i32 0, i32 0 45 %5 = getelementptr inbounds %"struct.kc::impl_abstract_phylum", %"struct.kc::impl_abstract_phylum"* %4, i32 0, i32 0 46 store i32 (...)** getelementptr inbounds ([13 x i32 (...)*], [13 x i32 (...)*]* @_ZTVN2kc22impl_fileline_FileLineE, i32 0, i32 2), i32 (...)*** %5, align 4 47 %6 = load %"struct.kc::impl_casestring__Str"*, %"struct.kc::impl_casestring__Str"** %_file_addr, align 4 48 %7 = icmp eq %"struct.kc::impl_casestring__Str"* %6, null 49 br i1 %7, label %bb, label %bb1 50 51bb: ; preds = %entry 52 %8 = invoke %"struct.kc::impl_casestring__Str"* @_ZN2kc12mkcasestringEPKci() 53 to label %invcont unwind label %lpad 54 55invcont: ; preds = %bb 56 store %"struct.kc::impl_casestring__Str"* %8, %"struct.kc::impl_casestring__Str"** %iftmp.99, align 4 57 br label %bb2 58 59bb1: ; preds = %entry 60 %9 = load %"struct.kc::impl_casestring__Str"*, %"struct.kc::impl_casestring__Str"** %_file_addr, align 4 61 store %"struct.kc::impl_casestring__Str"* %9, %"struct.kc::impl_casestring__Str"** %iftmp.99, align 4 62 br label %bb2 63 64bb2: ; preds = %bb1, %invcont 65 %10 = load %"struct.kc::impl_fileline_FileLine"*, %"struct.kc::impl_fileline_FileLine"** %this_addr, align 4 66 %11 = getelementptr inbounds %"struct.kc::impl_fileline_FileLine", %"struct.kc::impl_fileline_FileLine"* %10, i32 0, i32 0 67 %12 = getelementptr inbounds %"struct.kc::impl_fileline", %"struct.kc::impl_fileline"* %11, i32 0, i32 1 68 %13 = load %"struct.kc::impl_casestring__Str"*, %"struct.kc::impl_casestring__Str"** %iftmp.99, align 4 69 store %"struct.kc::impl_casestring__Str"* %13, %"struct.kc::impl_casestring__Str"** %12, align 4 70 %14 = load %"struct.kc::impl_fileline_FileLine"*, %"struct.kc::impl_fileline_FileLine"** %this_addr, align 4 71 %15 = getelementptr inbounds %"struct.kc::impl_fileline_FileLine", %"struct.kc::impl_fileline_FileLine"* %14, i32 0, i32 0 72 %16 = getelementptr inbounds %"struct.kc::impl_fileline", %"struct.kc::impl_fileline"* %15, i32 0, i32 2 73 %17 = load i32, i32* %_line_addr, align 4 74 store i32 %17, i32* %16, align 4 75 ret void 76 77lpad: ; preds = %bb 78 %eh_ptr = landingpad { i8*, i32 } 79 cleanup 80 %exn = extractvalue { i8*, i32 } %eh_ptr, 0 81 store i8* %exn, i8** %eh_exception 82 %eh_ptr4 = load i8*, i8** %eh_exception 83 %eh_select5 = extractvalue { i8*, i32 } %eh_ptr, 1 84 store i32 %eh_select5, i32* %eh_selector 85 %eh_select = load i32, i32* %eh_selector 86 store i32 %eh_select, i32* %save_filt.150, align 4 87 %eh_value = load i8*, i8** %eh_exception 88 store i8* %eh_value, i8** %save_eptr.149, align 4 89 %18 = load %"struct.kc::impl_fileline_FileLine"*, %"struct.kc::impl_fileline_FileLine"** %this_addr, align 4 90 %19 = bitcast %"struct.kc::impl_fileline_FileLine"* %18 to %"struct.kc::impl_fileline"* 91 call void @_ZN2kc13impl_filelineD2Ev(%"struct.kc::impl_fileline"* %19) nounwind 92 %20 = load i8*, i8** %save_eptr.149, align 4 93 store i8* %20, i8** %eh_exception, align 4 94 %21 = load i32, i32* %save_filt.150, align 4 95 store i32 %21, i32* %eh_selector, align 4 96 %eh_ptr6 = load i8*, i8** %eh_exception 97 call void @_Unwind_Resume_or_Rethrow() 98 unreachable 99} 100 101declare void @_ZN2kc13impl_filelineC2Ev() nounwind align 2 102 103define void @_ZN2kc13impl_filelineD1Ev(%"struct.kc::impl_fileline"* %this) nounwind align 2 { 104entry: 105 %this_addr = alloca %"struct.kc::impl_fileline"*, align 4 106 %"alloca point" = bitcast i32 0 to i32 107 store %"struct.kc::impl_fileline"* %this, %"struct.kc::impl_fileline"** %this_addr 108 %0 = load %"struct.kc::impl_fileline"*, %"struct.kc::impl_fileline"** %this_addr, align 4 109 %1 = getelementptr inbounds %"struct.kc::impl_fileline", %"struct.kc::impl_fileline"* %0, i32 0, i32 0 110 %2 = getelementptr inbounds %"struct.kc::impl_abstract_phylum", %"struct.kc::impl_abstract_phylum"* %1, i32 0, i32 0 111 store i32 (...)** getelementptr inbounds ([13 x i32 (...)*], [13 x i32 (...)*]* @_ZTVN2kc13impl_filelineE, i32 0, i32 2), i32 (...)*** %2, align 4 112 %3 = trunc i32 0 to i8 113 %toBool = icmp ne i8 %3, 0 114 br i1 %toBool, label %bb1, label %return 115 116bb1: ; preds = %entry 117 %4 = load %"struct.kc::impl_fileline"*, %"struct.kc::impl_fileline"** %this_addr, align 4 118 %5 = bitcast %"struct.kc::impl_fileline"* %4 to i8* 119 call void @_ZdlPv() nounwind 120 br label %return 121 122return: ; preds = %bb1, %entry 123 ret void 124} 125 126declare void @_ZdlPv() nounwind 127 128define void @_ZN2kc13impl_filelineD2Ev(%"struct.kc::impl_fileline"* %this) nounwind align 2 { 129entry: 130 %this_addr = alloca %"struct.kc::impl_fileline"*, align 4 131 %"alloca point" = bitcast i32 0 to i32 132 store %"struct.kc::impl_fileline"* %this, %"struct.kc::impl_fileline"** %this_addr 133 %0 = load %"struct.kc::impl_fileline"*, %"struct.kc::impl_fileline"** %this_addr, align 4 134 %1 = getelementptr inbounds %"struct.kc::impl_fileline", %"struct.kc::impl_fileline"* %0, i32 0, i32 0 135 %2 = getelementptr inbounds %"struct.kc::impl_abstract_phylum", %"struct.kc::impl_abstract_phylum"* %1, i32 0, i32 0 136 store i32 (...)** getelementptr inbounds ([13 x i32 (...)*], [13 x i32 (...)*]* @_ZTVN2kc13impl_filelineE, i32 0, i32 2), i32 (...)*** %2, align 4 137 %3 = trunc i32 0 to i8 138 %toBool = icmp ne i8 %3, 0 139 br i1 %toBool, label %bb1, label %return 140 141bb1: ; preds = %entry 142 %4 = load %"struct.kc::impl_fileline"*, %"struct.kc::impl_fileline"** %this_addr, align 4 143 %5 = bitcast %"struct.kc::impl_fileline"* %4 to i8* 144 call void @_ZdlPv() nounwind 145 br label %return 146 147return: ; preds = %bb1, %entry 148 ret void 149} 150 151define void @_ZN2kc22impl_fileline_FileLineC1EPNS_20impl_casestring__StrEi(%"struct.kc::impl_fileline_FileLine"* %this, %"struct.kc::impl_casestring__Str"* %_file, i32 %_line) align 2 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { 152entry: 153 %this_addr = alloca %"struct.kc::impl_fileline_FileLine"*, align 4 154 %_file_addr = alloca %"struct.kc::impl_casestring__Str"*, align 4 155 %_line_addr = alloca i32, align 4 156 %save_filt.148 = alloca i32 157 %save_eptr.147 = alloca i8* 158 %iftmp.99 = alloca %"struct.kc::impl_casestring__Str"* 159 %eh_exception = alloca i8* 160 %eh_selector = alloca i32 161 %"alloca point" = bitcast i32 0 to i32 162 store %"struct.kc::impl_fileline_FileLine"* %this, %"struct.kc::impl_fileline_FileLine"** %this_addr 163 store %"struct.kc::impl_casestring__Str"* %_file, %"struct.kc::impl_casestring__Str"** %_file_addr 164 store i32 %_line, i32* %_line_addr 165 %0 = load %"struct.kc::impl_fileline_FileLine"*, %"struct.kc::impl_fileline_FileLine"** %this_addr, align 4 166 %1 = getelementptr inbounds %"struct.kc::impl_fileline_FileLine", %"struct.kc::impl_fileline_FileLine"* %0, i32 0, i32 0 167 call void @_ZN2kc13impl_filelineC2Ev() nounwind 168 %2 = load %"struct.kc::impl_fileline_FileLine"*, %"struct.kc::impl_fileline_FileLine"** %this_addr, align 4 169 %3 = getelementptr inbounds %"struct.kc::impl_fileline_FileLine", %"struct.kc::impl_fileline_FileLine"* %2, i32 0, i32 0 170 %4 = getelementptr inbounds %"struct.kc::impl_fileline", %"struct.kc::impl_fileline"* %3, i32 0, i32 0 171 %5 = getelementptr inbounds %"struct.kc::impl_abstract_phylum", %"struct.kc::impl_abstract_phylum"* %4, i32 0, i32 0 172 store i32 (...)** getelementptr inbounds ([13 x i32 (...)*], [13 x i32 (...)*]* @_ZTVN2kc22impl_fileline_FileLineE, i32 0, i32 2), i32 (...)*** %5, align 4 173 %6 = load %"struct.kc::impl_casestring__Str"*, %"struct.kc::impl_casestring__Str"** %_file_addr, align 4 174 %7 = icmp eq %"struct.kc::impl_casestring__Str"* %6, null 175 br i1 %7, label %bb, label %bb1 176 177bb: ; preds = %entry 178 %8 = invoke %"struct.kc::impl_casestring__Str"* @_ZN2kc12mkcasestringEPKci() 179 to label %invcont unwind label %lpad 180 181invcont: ; preds = %bb 182 store %"struct.kc::impl_casestring__Str"* %8, %"struct.kc::impl_casestring__Str"** %iftmp.99, align 4 183 br label %bb2 184 185bb1: ; preds = %entry 186 %9 = load %"struct.kc::impl_casestring__Str"*, %"struct.kc::impl_casestring__Str"** %_file_addr, align 4 187 store %"struct.kc::impl_casestring__Str"* %9, %"struct.kc::impl_casestring__Str"** %iftmp.99, align 4 188 br label %bb2 189 190bb2: ; preds = %bb1, %invcont 191 %10 = load %"struct.kc::impl_fileline_FileLine"*, %"struct.kc::impl_fileline_FileLine"** %this_addr, align 4 192 %11 = getelementptr inbounds %"struct.kc::impl_fileline_FileLine", %"struct.kc::impl_fileline_FileLine"* %10, i32 0, i32 0 193 %12 = getelementptr inbounds %"struct.kc::impl_fileline", %"struct.kc::impl_fileline"* %11, i32 0, i32 1 194 %13 = load %"struct.kc::impl_casestring__Str"*, %"struct.kc::impl_casestring__Str"** %iftmp.99, align 4 195 store %"struct.kc::impl_casestring__Str"* %13, %"struct.kc::impl_casestring__Str"** %12, align 4 196 %14 = load %"struct.kc::impl_fileline_FileLine"*, %"struct.kc::impl_fileline_FileLine"** %this_addr, align 4 197 %15 = getelementptr inbounds %"struct.kc::impl_fileline_FileLine", %"struct.kc::impl_fileline_FileLine"* %14, i32 0, i32 0 198 %16 = getelementptr inbounds %"struct.kc::impl_fileline", %"struct.kc::impl_fileline"* %15, i32 0, i32 2 199 %17 = load i32, i32* %_line_addr, align 4 200 store i32 %17, i32* %16, align 4 201 ret void 202 203lpad: ; preds = %bb 204 %eh_ptr = landingpad { i8*, i32 } 205 cleanup 206 %exn = extractvalue { i8*, i32 } %eh_ptr, 0 207 store i8* %exn, i8** %eh_exception 208 %eh_ptr4 = load i8*, i8** %eh_exception 209 %eh_select5 = extractvalue { i8*, i32 } %eh_ptr, 1 210 store i32 %eh_select5, i32* %eh_selector 211 %eh_select = load i32, i32* %eh_selector 212 store i32 %eh_select, i32* %save_filt.148, align 4 213 %eh_value = load i8*, i8** %eh_exception 214 store i8* %eh_value, i8** %save_eptr.147, align 4 215 %18 = load %"struct.kc::impl_fileline_FileLine"*, %"struct.kc::impl_fileline_FileLine"** %this_addr, align 4 216 %19 = bitcast %"struct.kc::impl_fileline_FileLine"* %18 to %"struct.kc::impl_fileline"* 217 call void @_ZN2kc13impl_filelineD2Ev(%"struct.kc::impl_fileline"* %19) nounwind 218 %20 = load i8*, i8** %save_eptr.147, align 4 219 store i8* %20, i8** %eh_exception, align 4 220 %21 = load i32, i32* %save_filt.148, align 4 221 store i32 %21, i32* %eh_selector, align 4 222 %eh_ptr6 = load i8*, i8** %eh_exception 223 call void @_Unwind_Resume_or_Rethrow() 224 unreachable 225} 226 227declare i32 @__gxx_personality_v0(...) 228 229declare void @_Unwind_Resume_or_Rethrow() 230 231define void @_ZN2kc21printer_functor_classC2Ev(%"struct.kc::impl_abstract_phylum"* %this) nounwind align 2 { 232entry: 233 unreachable 234} 235 236define %"struct.kc::impl_Ccode_option"* @_ZN2kc11phylum_castIPNS_17impl_withcaseinfoES1_EET_PT0_(%"struct.kc::impl_Ccode_option"* %t) nounwind { 237entry: 238 ret %"struct.kc::impl_Ccode_option"* null 239} 240 241define %"struct.kc::impl_abstract_phylum"* @_ZNK2kc43impl_ac_direct_declarator_AcDirectDeclProto9subphylumEi(%"struct.kc::impl_ac_abstract_declarator_AcAbsdeclDirdecl"* %this, i32 %no) nounwind align 2 { 242entry: 243 ret %"struct.kc::impl_abstract_phylum"* undef 244} 245 246define void @_ZN2kc30impl_withcaseinfo_WithcaseinfoD0Ev(%"struct.kc::impl_withcaseinfo_Withcaseinfo"* %this) nounwind align 2 { 247entry: 248 unreachable 249} 250 251define void @_ZN2kc30impl_withcaseinfo_WithcaseinfoC1EPNS_26impl_patternrepresentationES2_PNS_10impl_CtextE(%"struct.kc::impl_withcaseinfo_Withcaseinfo"* %this, %"struct.kc::impl_outmostpatterns"* %_patternrepresentation_1, %"struct.kc::impl_outmostpatterns"* %_patternrepresentation_2, %"struct.kc::impl_Ctext"* %_Ctext_1) nounwind align 2 { 252entry: 253 unreachable 254} 255 256define void @_ZN2kc21impl_rewriteviewsinfoC2EPNS_20impl_rewriteviewinfoEPS0_(%"struct.kc::impl_CexpressionDQ"* %this, %"struct.kc::impl_Ccode_option"* %p1, %"struct.kc::impl_CexpressionDQ"* %p2) nounwind align 2 { 257entry: 258 unreachable 259} 260 261define %"struct.kc::impl_Ctext_elem"* @_ZN2kc11phylum_castIPNS_9impl_termENS_20impl_abstract_phylumEEET_PT0_(%"struct.kc::impl_abstract_phylum"* %t) nounwind { 262entry: 263 unreachable 264} 265 266define void @_ZN2kc27impl_ac_parameter_type_listD2Ev(%"struct.kc::impl_Ccode_option"* %this) nounwind align 2 { 267entry: 268 ret void 269} 270 271define void @_ZN2kc21impl_ac_operator_nameD2Ev(%"struct.kc::impl_Ctext_elem"* %this) nounwind align 2 { 272entry: 273 ret void 274} 275 276declare %"struct.kc::impl_casestring__Str"* @_ZN2kc12mkcasestringEPKci() 277