78 lines
3.5 KiB
LLVM
78 lines
3.5 KiB
LLVM
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; RUN: opt < %s -instcombine -S | FileCheck %s
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; PR45033: Don't try to insert a cast into a catchswich block.
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target datalayout = "e-m:w-p270:32:32-p271:32:32-p272:64:64-i64:64-f80:128-n8:16:32:64-S128"
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target triple = "x86_64-pc-windows-msvc"
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%struct.intrusive_ptr = type { %struct.C* }
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%struct.C = type { %struct.intrusive_ref_counter }
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%struct.intrusive_ref_counter = type { i32 }
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declare dso_local %struct.C* @"?mk@@YAPEAUC@@XZ"() #3
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declare dso_local void @"?intrusive_ptr_release@@YAXPEBUintrusive_ref_counter@@@Z"(%struct.intrusive_ref_counter*) #3
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declare dso_local void @"?terminate@@YAXXZ"()
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declare dso_local i32 @__CxxFrameHandler3(...)
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define dso_local void @"?crash@@YAXXZ"() local_unnamed_addr #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
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entry:
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%call1 = invoke %struct.C* @"?mk@@YAPEAUC@@XZ"()
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to label %invoke.cont2 unwind label %catch.dispatch
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invoke.cont2: ; preds = %entry
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%0 = ptrtoint %struct.C* %call1 to i64
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%call5 = invoke %struct.C* @"?mk@@YAPEAUC@@XZ"()
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to label %try.cont unwind label %catch.dispatch
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catch.dispatch: ; preds = %invoke.cont2, %entry
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%a.sroa.0.0 = phi i64 [ %0, %invoke.cont2 ], [ 0, %entry ]
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%1 = catchswitch within none [label %catch] unwind label %ehcleanup
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catch: ; preds = %catch.dispatch
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%2 = catchpad within %1 [i8* null, i32 64, i8* null]
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catchret from %2 to label %try.cont
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try.cont: ; preds = %invoke.cont2, %catch
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%a.sroa.0.1 = phi i64 [ %0, %invoke.cont2 ], [ %a.sroa.0.0, %catch ]
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%3 = inttoptr i64 %a.sroa.0.1 to %struct.C*
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%tobool.i3 = icmp eq %struct.C* %3, null
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br i1 %tobool.i3, label %"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit6", label %if.then.i4
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if.then.i4: ; preds = %try.cont
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%4 = getelementptr %struct.C, %struct.C* %3, i64 0, i32 0
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invoke void @"?intrusive_ptr_release@@YAXPEBUintrusive_ref_counter@@@Z"(%struct.intrusive_ref_counter* %4)
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to label %"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit6" unwind label %terminate.i5
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terminate.i5: ; preds = %if.then.i4
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%5 = cleanuppad within none []
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call void @"?terminate@@YAXXZ"() #4 [ "funclet"(token %5) ]
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unreachable
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"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit6": ; preds = %try.cont, %if.then.i4
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ret void
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ehcleanup: ; preds = %catch.dispatch
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%6 = cleanuppad within none []
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%7 = inttoptr i64 %a.sroa.0.0 to %struct.C*
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%tobool.i = icmp eq %struct.C* %7, null
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br i1 %tobool.i, label %"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit", label %if.then.i
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if.then.i: ; preds = %ehcleanup
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%8 = getelementptr %struct.C, %struct.C* %7, i64 0, i32 0
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invoke void @"?intrusive_ptr_release@@YAXPEBUintrusive_ref_counter@@@Z"(%struct.intrusive_ref_counter* %8) [ "funclet"(token %6) ]
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to label %"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit" unwind label %terminate.i
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terminate.i: ; preds = %if.then.i
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%9 = cleanuppad within %6 []
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call void @"?terminate@@YAXXZ"() #4 [ "funclet"(token %9) ]
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unreachable
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"??1?$intrusive_ptr@UC@@@@QEAA@XZ.exit": ; preds = %ehcleanup, %if.then.i
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cleanupret from %6 unwind to caller
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}
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; CHECK-LABEL: define dso_local void @"?crash@@YAXXZ"
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; CHECK: catch.dispatch:
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; CHECK-NEXT: %a.sroa.0.0 = phi i64
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; CHECK-NEXT: catchswitch within none [label %catch] unwind label %ehcleanup
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