[test][DSE] Precommit more assume tests

llvm/test/Transforms/DeadStoreElimination/assume.ll

@@ -17,6 +17,25 @@ define void @f() {
   ret void
 }
 
+define void @f2() {
+; CHECK-LABEL: @f2(
+; CHECK-NEXT:    [[TMP1:%.*]] = call noalias i8* @_Znwm(i64 32)
+; CHECK-NEXT:    [[TMP2:%.*]] = icmp ugt i8* [[TMP1]], @global
+; CHECK-NEXT:    call void @llvm.assume(i1 [[TMP2]])
+; CHECK-NEXT:    store i8 0, i8* [[TMP1]], align 1
+; CHECK-NEXT:    call void @quux(i8* @global)
+; CHECK-NEXT:    ret void
+;
+  %tmp1 = call noalias i8* @_Znwm(i64 32)
+  %tmp2 = icmp ugt i8* %tmp1, @global
+  call void @llvm.assume(i1 %tmp2)
+  store i8 0, i8* %tmp1, align 1
+  call void @quux(i8* @global)
+  ret void
+}
+
 declare i8* @_Znwm(i64)
 
 declare void @llvm.assume(i1)
+
+declare void @quux(i8*)