1 ; RUN: opt -S -loop-reduce < %s | FileCheck %s
2 target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
3 target triple = "x86_64-pc-windows-msvc19.0.24215"
5 define void @fn3() personality i32 (...)* @__CxxFrameHandler3 {
7 %call = invoke i32 @fn2()
8 to label %for.cond.preheader unwind label %catch.dispatch2
10 for.cond.preheader: ; preds = %entry
13 for.cond: ; preds = %for.cond.preheader, %for.cond
14 %b.0 = phi i32 [ %inc, %for.cond ], [ %call, %for.cond.preheader ]
15 %inc = add nsw i32 %b.0, 1
16 invoke void @fn1(i32 %inc)
17 to label %for.cond unwind label %catch.dispatch
19 ; CHECK: %[[add:.*]] = add i32 %call, 1
20 ; CHECK: br label %for.cond
22 ; CHECK: for.cond: ; preds = %for.cond, %for.cond.preheader
23 ; CHECK: %[[lsr_iv:.*]] = phi i32 [ %lsr.iv.next, %for.cond ], [ %[[add]], %for.cond.preheader ]
24 ; CHECK: %[[lsr_iv_next:.*]] = add i32 %lsr.iv, 1
25 ; CHECK: invoke void @fn1(i32 %[[lsr_iv]])
28 catch.dispatch: ; preds = %for.cond
29 %0 = catchswitch within none [label %catch] unwind label %catch.dispatch2
31 catch: ; preds = %catch.dispatch
32 %1 = catchpad within %0 [i8* null, i32 64, i8* null]
33 invoke void @_CxxThrowException(i8* null, i8* null) #2 [ "funclet"(token %1) ]
34 to label %unreachable unwind label %catch.dispatch2
36 catch.dispatch2: ; preds = %catch.dispatch, %catch, %entry
37 %a.0 = phi i32 [ undef, %entry ], [ %call, %catch ], [ %call, %catch.dispatch ]
38 %2 = catchswitch within none [label %catch3] unwind to caller
40 catch3: ; preds = %catch.dispatch2
41 %3 = catchpad within %2 [i8* null, i32 64, i8* null]
42 call void @fn1(i32 %a.0) [ "funclet"(token %3) ]
43 catchret from %3 to label %try.cont4
45 try.cont4: ; preds = %catch3
48 unreachable: ; preds = %catch
54 declare i32 @__CxxFrameHandler3(...)
56 declare void @fn1(i32)
58 declare void @_CxxThrowException(i8*, i8*)