1; RUN: llc -mtriple=x86_64-pc-linux-gnu -code-model=kernel -simplifycfg-require-and-preserve-domtree=1 %s -o - | FileCheck %s 2; CHECK-LABEL: main 3; CHECK: .cfi_startproc 4; CHECK: .cfi_personality 0, __gxx_personality_v0 5; CHECK: .cfi_lsda 0, [[EXCEPTION_LABEL:.L[^ ]*]] 6; CHECK: [[EXCEPTION_LABEL]]: 7; CHECK: .byte 0 # @TType Encoding = absptr 8; CHECK: .quad _ZTIi 9 10@_ZTIi = external constant i8* 11 12; Function Attrs: noinline norecurse optnone uwtable 13define i32 @main() #0 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) { 14 %1 = alloca i32, align 4 15 %2 = alloca i8* 16 %3 = alloca i32 17 %4 = alloca i32, align 4 18 store i32 0, i32* %1, align 4 19 %5 = call i8* @__cxa_allocate_exception(i64 4) #2 20 %6 = bitcast i8* %5 to i32* 21 store i32 20, i32* %6, align 16 22 invoke void @__cxa_throw(i8* %5, i8* bitcast (i8** @_ZTIi to i8*), i8* null) #3 23 to label %26 unwind label %7 24 25; <label>:7: ; preds = %0 26 %8 = landingpad { i8*, i32 } 27 catch i8* bitcast (i8** @_ZTIi to i8*) 28 %9 = extractvalue { i8*, i32 } %8, 0 29 store i8* %9, i8** %2, align 8 30 %10 = extractvalue { i8*, i32 } %8, 1 31 store i32 %10, i32* %3, align 4 32 br label %11 33 34; <label>:11: ; preds = %7 35 %12 = load i32, i32* %3, align 4 36 %13 = call i32 @llvm.eh.typeid.for(i8* bitcast (i8** @_ZTIi to i8*)) #2 37 %14 = icmp eq i32 %12, %13 38 br i1 %14, label %15, label %21 39 40; <label>:15: ; preds = %11 41 %16 = load i8*, i8** %2, align 8 42 %17 = call i8* @__cxa_begin_catch(i8* %16) #2 43 %18 = bitcast i8* %17 to i32* 44 %19 = load i32, i32* %18, align 4 45 store i32 %19, i32* %4, align 4 46 call void @__cxa_end_catch() #2 47 br label %20 48 49; <label>:20: ; preds = %15 50 ret i32 0 51 52; <label>:21: ; preds = %11 53 %22 = load i8*, i8** %2, align 8 54 %23 = load i32, i32* %3, align 4 55 %24 = insertvalue { i8*, i32 } undef, i8* %22, 0 56 %25 = insertvalue { i8*, i32 } %24, i32 %23, 1 57 resume { i8*, i32 } %25 58 59; <label>:26: ; preds = %0 60 unreachable 61} 62 63declare i8* @__cxa_allocate_exception(i64) 64 65declare void @__cxa_throw(i8*, i8*, i8*) 66 67declare i32 @__gxx_personality_v0(...) 68 69; Function Attrs: nounwind readnone 70declare i32 @llvm.eh.typeid.for(i8*) #1 71 72declare i8* @__cxa_begin_catch(i8*) 73 74declare void @__cxa_end_catch() 75 76attributes #0 = { noinline norecurse optnone uwtable } 77attributes #1 = { nounwind readnone } 78attributes #2 = { nounwind } 79attributes #3 = { noreturn } 80