1 files changed, 34 insertions, 0 deletions
diff --git a/llvm/test/CodeGen/X86/tail-dup-catchret.ll b/llvm/test/CodeGen/X86/tail-dup-catchret.ll
new file mode 100644
index 00000000000..18682fb690e
--- /dev/null
+++ b/llvm/test/CodeGen/X86/tail-dup-catchret.ll
@@ -0,0 +1,34 @@
+; RUN: llc < %s | FileCheck %s
+target datalayout = "e-m:x-p:32:32-i64:64-f80:32-n8:16:32-a:0:32-S32"
+target triple = "i686-pc-windows-msvc18.0.0"
+
+define void @f() personality i8* bitcast (i32 (...)* @__CxxFrameHandler3 to i8*) {
+entry:
+  invoke void @g()
+          to label %try.cont unwind label %catch.dispatch
+
+catch.dispatch:                                   ; preds = %entry
+  %0 = catchpad [i8* null, i32 64, i8* null]
+          to label %catch unwind label %catchendblock
+
+catch:                                            ; preds = %catch.dispatch
+  catchret %0 to label %try.cont
+
+try.cont:                                         ; preds = %entry, %catch
+  %b.0 = phi i1 [ false, %catch ], [ true, %entry ]
+  tail call void @h(i1 zeroext %b.0)
+  ret void
+
+catchendblock:                                    ; preds = %catch.dispatch
+  catchendpad unwind to caller
+}
+
+; CHECK-LABEL: _f:
+; CHECK: calll _g
+; CHECK: calll _h
+
+declare void @g()
+
+declare i32 @__CxxFrameHandler3(...)
+
+declare void @h(i1 zeroext)