1; RUN: llc -o - %s -mtriple=aarch64-windows | FileCheck %s 2; Check that the local stack size is computed correctly for a funclet contained 3; within a varargs function. The varargs component shouldn't be included in the 4; local stack size computation. 5target datalayout = "e-m:w-p:64:64-i32:32-i64:64-i128:128-n32:64-S128" 6target triple = "aarch64-unknown-windows-msvc19.11.0" 7 8%rtti.TypeDescriptor2 = type { ptr, ptr, [3 x i8] } 9 10$"??_R0H@8" = comdat any 11 12@"??_7type_info@@6B@" = external constant ptr 13@"??_R0H@8" = linkonce_odr global %rtti.TypeDescriptor2 { ptr @"??_7type_info@@6B@", ptr null, [3 x i8] c".H\00" }, comdat 14 15; CHECK-LABEL: ?catch$2@?0??func@@YAHHHZZ@4HA 16; CHECK: stp x29, x30, [sp, #-16]! 17; CHECK: ldp x29, x30, [sp], #16 18; Function Attrs: uwtable 19define dso_local i32 @"?func@@YAHHHZZ"(i32 %a, i32, ...) local_unnamed_addr #0 personality ptr @__CxxFrameHandler3 { 20entry: 21 %arr = alloca [10 x i32], align 4 22 %a2 = alloca i32, align 4 23 %call = call i32 @"?init@@YAHPEAH@Z"(ptr nonnull %arr) 24 %call1 = invoke i32 @"?func2@@YAHXZ"() 25 to label %cleanup unwind label %catch.dispatch 26 27catch.dispatch: ; preds = %entry 28 %1 = catchswitch within none [label %catch] unwind to caller 29 30catch: ; preds = %catch.dispatch 31 %2 = catchpad within %1 [ptr @"??_R0H@8", i32 0, ptr %a2] 32 %3 = load i32, ptr %a2, align 4 33 %add = add nsw i32 %3, 1 34 catchret from %2 to label %cleanup 35 36cleanup: ; preds = %entry, %catch 37 %retval.0 = phi i32 [ %add, %catch ], [ %call1, %entry ] 38 ret i32 %retval.0 39} 40 41declare dso_local i32 @"?init@@YAHPEAH@Z"(ptr) 42 43declare dso_local i32 @"?func2@@YAHXZ"() 44 45declare dso_local i32 @__CxxFrameHandler3(...) 46 47attributes #0 = { uwtable } 48 49!llvm.module.flags = !{!0} 50 51!0 = !{i32 1, !"wchar_size", i32 2} 52