+
+; PR6043
+define void @test4(i8* %P) {
+; CHECK-LABEL: @test4(
+; CHECK-NEXT: bitcast
+; CHECK-NEXT: store double
+
+ store i8 19, i8* %P ;; dead
+ %A = getelementptr i8, i8* %P, i32 3
+
+ store i8 42, i8* %A ;; dead
+
+ %Q = bitcast i8* %P to double*
+ store double 0.0, double* %Q
+ ret void
+}
+
+; PR8657
+declare void @test5a(i32*)
+define void @test5(i32 %i) nounwind ssp {
+ %A = alloca i32
+ %B = bitcast i32* %A to i8*
+ %C = getelementptr i8, i8* %B, i32 %i
+ store i8 10, i8* %C ;; Dead store to variable index.
+ store i32 20, i32* %A
+
+ call void @test5a(i32* %A)
+ ret void
+; CHECK-LABEL: @test5(
+; CHECK-NEXT: alloca
+; CHECK-NEXT: store i32 20
+; CHECK-NEXT: call void @test5a
+}
+
+declare void @test5a_as1(i32*)
+define void @test5_addrspacecast(i32 %i) nounwind ssp {
+ %A = alloca i32
+ %B = addrspacecast i32* %A to i8 addrspace(1)*
+ %C = getelementptr i8, i8 addrspace(1)* %B, i32 %i
+ store i8 10, i8 addrspace(1)* %C ;; Dead store to variable index.
+ store i32 20, i32* %A
+
+ call void @test5a(i32* %A)
+ ret void
+; CHECK-LABEL: @test5_addrspacecast(
+; CHECK-NEXT: alloca
+; CHECK-NEXT: store i32 20
+; CHECK-NEXT: call void @test5a
+}