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1; RUN: llc < %s -mtriple=i686-pc-windows-msvc | FileCheck %s -check-prefix=X862; RUN: llc < %s -mtriple=x86_64-pc-windows-msvc | FileCheck %s -check-prefixes=X643; Control Flow Guard is currently only available on Windows4 5; funclets only supported in MSVC env.6 7; Test that Control Flow Guard Checks are added well for targets in try-catch.8 9 10declare i32 @target_func()11 12 13%eh.ThrowInfo = type { i32, ptr, ptr, ptr }14 15declare i32 @__CxxFrameHandler3(...)16declare void @_CxxThrowException(ptr, ptr)17 18define i32 @func_cf_exception() personality ptr @__CxxFrameHandler3 {19entry:20 %func_ptr = alloca ptr, align 821 store ptr @target_func, ptr %func_ptr, align 822 invoke void @_CxxThrowException(ptr null, ptr null) #1123 to label %unreachable unwind label %ehcleanup24 25ehcleanup:26 %0 = cleanuppad within none []27 %isnull = icmp eq ptr %func_ptr, null28 br i1 %isnull, label %exit, label %callfn29 30callfn:31 %1 = load ptr, ptr %func_ptr, align 832 %2 = call i32 %1() #9 [ "funclet"(token %0) ]33 br label %exit34 35exit:36 cleanupret from %0 unwind label %catch.dispatch37 38unreachable:39 unreachable40 41catch.dispatch:42 %3 = catchswitch within none [label %catch] unwind to caller43 44catch:45 %4 = catchpad within %3 [ptr null, i32 64, ptr null]46 catchret from %4 to label %try.cont47 48try.cont:49 ret i32 050 51 ; X86-LABEL: func_cf_exception52 ; X86: calll *___guard_check_icall_fptr53 ; X86-NEXT: calll *%ecx54 55 ; X64-LABEL: func_cf_exception56 ; X64: callq *__guard_dispatch_icall_fptr(%rip)57 ; X64-NOT: callq58}59 60 61!llvm.module.flags = !{!0}62!0 = !{i32 2, !"cfguard", i32 2}63