1 ; RUN: opt < %s -instcombine -S | FileCheck %s
3 target datalayout = "e-m:e-p:32:32-i64:64-n32:64-S128-ni:1"
4 target triple = "wasm32-unknown-unknown"
6 %struct.quux = type { i32 }
7 %struct.blam = type <{ %struct.quux }>
10 declare void @bar(%struct.quux*)
11 declare i32 @__gxx_wasm_personality_v0(...)
13 define void @test() personality i8* bitcast (i32 (...)* @__gxx_wasm_personality_v0 to i8*) {
15 %tmp0 = alloca %struct.blam, align 4
16 br i1 undef, label %bb1, label %bb2
19 %tmp1 = getelementptr inbounds %struct.blam, %struct.blam* %tmp0, i32 0, i32 0
21 to label %bb3 unwind label %bb4
24 %tmp2 = getelementptr inbounds %struct.blam, %struct.blam* %tmp0, i32 0, i32 0
26 to label %bb3 unwind label %bb4
28 bb3: ; preds = %bb2, %bb1
31 bb4: ; preds = %bb2, %bb1
32 ; This PHI should not be combined into a non-PHI instruction, because
33 ; catchswitch BB cannot have any non-PHI instruction other than catchswitch
37 ; CHECK-NEXT: catchswitch
38 %tmp3 = phi %struct.quux* [ %tmp1, %bb1 ], [ %tmp2, %bb2 ]
39 %tmp4 = catchswitch within none [label %bb5] unwind label %bb7
42 %tmp5 = catchpad within %tmp4 [i8* null]
43 invoke void @foo() [ "funclet"(token %tmp5) ]
44 to label %bb6 unwind label %bb7
49 bb7: ; preds = %bb5, %bb4
50 %tmp6 = cleanuppad within none []
51 call void @bar(%struct.quux* %tmp3) [ "funclet"(token %tmp6) ]