FuncInfo.FuncletBaseStateMap[CatchPad] = CatchLow;
for (const User *U : CatchPad->users()) {
const auto *UserI = cast<Instruction>(U);
- if (auto *InnerCatchSwitch = dyn_cast<CatchSwitchInst>(UserI))
- if (InnerCatchSwitch->getUnwindDest() == CatchSwitch->getUnwindDest())
+ if (auto *InnerCatchSwitch = dyn_cast<CatchSwitchInst>(UserI)) {
+ BasicBlock *UnwindDest = InnerCatchSwitch->getUnwindDest();
+ if (!UnwindDest || UnwindDest == CatchSwitch->getUnwindDest())
calculateCXXStateNumbers(FuncInfo, UserI, CatchLow);
+ }
if (auto *InnerCleanupPad = dyn_cast<CleanupPadInst>(UserI)) {
BasicBlock *UnwindDest = getCleanupRetUnwindDest(InnerCleanupPad);
// If a nested cleanup pad reports a null unwind destination and the
// outside the __try.
for (const User *U : CatchPad->users()) {
const auto *UserI = cast<Instruction>(U);
- if (auto *InnerCatchSwitch = dyn_cast<CatchSwitchInst>(UserI))
- if (InnerCatchSwitch->getUnwindDest() == CatchSwitch->getUnwindDest())
+ if (auto *InnerCatchSwitch = dyn_cast<CatchSwitchInst>(UserI)) {
+ BasicBlock *UnwindDest = InnerCatchSwitch->getUnwindDest();
+ if (!UnwindDest || UnwindDest == CatchSwitch->getUnwindDest())
calculateSEHStateNumbers(FuncInfo, UserI, ParentState);
+ }
if (auto *InnerCleanupPad = dyn_cast<CleanupPadInst>(UserI)) {
BasicBlock *UnwindDest = getCleanupRetUnwindDest(InnerCleanupPad);
// If a nested cleanup pad reports a null unwind destination and the
--- /dev/null
+; RUN: llc < %s | FileCheck %s
+target datalayout = "e-m:w-i64:64-f80:128-n8:16:32:64-S128"
+target triple = "x86_64-pc-windows-msvc18.0.0"
+
+; Function Attrs: uwtable
+define void @f() #0 personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
+entry:
+ invoke void @g()
+ to label %try.cont unwind label %catch.dispatch
+
+catch.dispatch: ; preds = %entry
+ %0 = catchswitch within none [label %catch] unwind label %ehcleanup
+
+catch: ; preds = %catch.dispatch
+ %1 = catchpad within %0 [i8* null, i32 64, i8* null]
+ invoke void @g() [ "funclet"(token %1) ]
+ to label %dtor.exit unwind label %catch.dispatch.i
+
+catch.dispatch.i: ; preds = %catch
+ %2 = catchswitch within %1 [label %catch.i] unwind to caller
+
+catch.i: ; preds = %catch.dispatch.i
+ %3 = catchpad within %2 [i8* null, i32 64, i8* null]
+ catchret from %3 to label %dtor.exit
+
+dtor.exit:
+ catchret from %1 to label %try.cont
+
+try.cont:
+ ret void
+
+ehcleanup: ; preds = %catch.dispatch
+ %4 = cleanuppad within none []
+ call void @dtor() #1 [ "funclet"(token %4) ]
+ cleanupret from %4 unwind to caller
+}
+
+declare void @g()
+
+declare i32 @__CxxFrameHandler3(...)
+
+; Function Attrs: nounwind
+declare void @dtor() #1
+
+attributes #0 = { uwtable }
+attributes #1 = { nounwind }
+
+; CHECK-LABEL: $ip2state$f:
+; CHECK: -1
+; CHECK: 1
+; CHECK: -1
+; CHECK: 4
+; CHECK: 2
+; CHECK: 3
+; CHECK: 2