1*9880d681SAndroid Build Coastguard Worker; RUN: opt -instcombine -S < %s | FileCheck %s 2*9880d681SAndroid Build Coastguard Workertarget triple = "x86_64-pc-windows-msvc" 3*9880d681SAndroid Build Coastguard Worker 4*9880d681SAndroid Build Coastguard Workerdefine i1 @test1(i8* %p) personality i32 (...)* @__CxxFrameHandler3 { 5*9880d681SAndroid Build Coastguard Workerentry: 6*9880d681SAndroid Build Coastguard Worker %a = getelementptr i8, i8* %p, i64 1 7*9880d681SAndroid Build Coastguard Worker invoke void @may_throw() 8*9880d681SAndroid Build Coastguard Worker to label %invoke.cont unwind label %catch.dispatch 9*9880d681SAndroid Build Coastguard Worker 10*9880d681SAndroid Build Coastguard Workerinvoke.cont: 11*9880d681SAndroid Build Coastguard Worker %b = getelementptr inbounds i8, i8* %a, i64 1 12*9880d681SAndroid Build Coastguard Worker invoke void @may_throw() 13*9880d681SAndroid Build Coastguard Worker to label %exit unwind label %catch.dispatch 14*9880d681SAndroid Build Coastguard Worker 15*9880d681SAndroid Build Coastguard Workercatch.dispatch: 16*9880d681SAndroid Build Coastguard Worker %c = phi i8* [ %b, %invoke.cont ], [ %a, %entry ] 17*9880d681SAndroid Build Coastguard Worker %tmp1 = catchswitch within none [label %catch] unwind to caller 18*9880d681SAndroid Build Coastguard Worker 19*9880d681SAndroid Build Coastguard Workercatch: 20*9880d681SAndroid Build Coastguard Worker %tmp2 = catchpad within %tmp1 [i8* null, i32 64, i8* null] 21*9880d681SAndroid Build Coastguard Worker catchret from %tmp2 to label %exit 22*9880d681SAndroid Build Coastguard Worker 23*9880d681SAndroid Build Coastguard Workerexit: 24*9880d681SAndroid Build Coastguard Worker %d = phi i8* [ %a, %invoke.cont ], [ %c, %catch ] 25*9880d681SAndroid Build Coastguard Worker %cmp = icmp eq i8* %d, %a 26*9880d681SAndroid Build Coastguard Worker ret i1 %cmp 27*9880d681SAndroid Build Coastguard Worker} 28*9880d681SAndroid Build Coastguard Worker 29*9880d681SAndroid Build Coastguard Worker; CHECK-LABEL: define i1 @test1( 30*9880d681SAndroid Build Coastguard Worker; CHECK: %[[gep_a:.*]] = getelementptr i8, i8* %p, i64 1 31*9880d681SAndroid Build Coastguard Worker; CHECK: %[[gep_b:.*]] = getelementptr inbounds i8, i8* %p, i64 2 32*9880d681SAndroid Build Coastguard Worker; CHECK: phi i8* [ %[[gep_b]], {{.*}} ], [ %[[gep_a]], {{.*}} ] 33*9880d681SAndroid Build Coastguard Worker; CHECK: %tmp1 = catchswitch within none [label %catch] unwind to caller 34*9880d681SAndroid Build Coastguard Worker 35*9880d681SAndroid Build Coastguard Workerdeclare void @may_throw() 36*9880d681SAndroid Build Coastguard Worker 37*9880d681SAndroid Build Coastguard Workerdeclare i32 @__CxxFrameHandler3(...) 38