1 files changed, 90 insertions, 0 deletions
diff --git a/llvm/test/Transforms/InstCombine/intptr6.ll b/llvm/test/Transforms/InstCombine/intptr6.ll
new file mode 100644
index 00000000000..9c29145ab16
--- /dev/null
+++ b/llvm/test/Transforms/InstCombine/intptr6.ll
@@ -0,0 +1,90 @@
+; RUN: opt < %s  -instcombine -S 
+; no crash
+
+%A = type { %B }
+%B = type { %C *}
+%C = type <{ i32 (...)**, i32, [4 x i8] }>
+
+$foo = comdat any
+
+@bar= external thread_local global %A, align 8
+
+declare i32 @__gxx_personality_v0(...)
+
+; Function Attrs: inlinehint sanitize_memory uwtable
+define void @foo() local_unnamed_addr #0 comdat align 2 personality i8* bitcast (i32 (...)* @__gxx_personality_v0 to i8*) {
+entry:
+  %0 = load %C*, %C** getelementptr inbounds (%A, %A* @bar, i64 0, i32 0, i32 0), align 8
+  %1 = ptrtoint %C* %0 to i64
+  %count.i.i.i23 = getelementptr inbounds %C, %C* %0, i64 0, i32 1
+  store i32 0, i32* %count.i.i.i23, align 8
+  %2 = invoke i8* @_Znwm() #3
+          to label %invoke.cont unwind label %lpad
+
+invoke.cont:                                      ; preds = %entry
+  %call.i25 = invoke i8* @_Znwm() #3
+          to label %call.i.noexc unwind label %lpad4
+
+call.i.noexc:                                     ; preds = %invoke.cont
+  invoke void @lazy()
+          to label %invoke.cont5 unwind label %lpad.i
+
+lpad.i:                                           ; preds = %call.i.noexc
+  %3 = landingpad { i8*, i32 }
+          cleanup
+  br label %ehcleanup
+
+invoke.cont5:                                     ; preds = %call.i.noexc
+  %4 = ptrtoint i8* %call.i25 to i64
+  invoke void @scale()
+          to label %invoke.cont16 unwind label %lpad15
+
+invoke.cont16:                                    ; preds = %invoke.cont5
+  ret void
+
+lpad:                                             ; preds = %entry
+  %5 = landingpad { i8*, i32 }
+          cleanup
+  unreachable
+
+lpad4:                                            ; preds = %invoke.cont
+  %6 = landingpad { i8*, i32 }
+          cleanup
+  unreachable
+
+ehcleanup:                                        ; preds = %lpad.i
+  br label %ehcleanup21
+
+lpad15:                                           ; preds = %invoke.cont5
+  %7 = landingpad { i8*, i32 }
+          cleanup
+  br label %ehcleanup21
+
+ehcleanup21:                                      ; preds = %lpad15, %ehcleanup
+  %actual_other.sroa.0.0 = phi i64 [ %1, %ehcleanup ], [ %4, %lpad15 ]
+  %8 = inttoptr i64 %actual_other.sroa.0.0 to %C*
+  br i1 undef, label %_ZN4CGAL6HandleD2Ev.exit, label %land.lhs.true.i
+
+land.lhs.true.i:                                  ; preds = %ehcleanup21
+  %count.i = getelementptr inbounds %C, %C* %8, i64 0, i32 1
+  %9 = load i32, i32* %count.i, align 8
+  unreachable
+
+_ZN4CGAL6HandleD2Ev.exit:                         ; preds = %ehcleanup21
+  resume { i8*, i32 } undef
+}
+
+; Function Attrs: nobuiltin
+declare noalias nonnull i8* @_Znwm() local_unnamed_addr #1
+
+; Function Attrs: sanitize_memory uwtable
+declare void @scale() local_unnamed_addr #2 align 2
+
+; Function Attrs: sanitize_memory uwtable
+declare void @lazy() unnamed_addr #2 align 2
+
+attributes #0 = { inlinehint sanitize_memory uwtable}
+attributes #1 = { nobuiltin } 
+attributes #2 = { sanitize_memory uwtable } 
+attributes #3 = { builtin }
+