From 7ad78d37a51f8b333367effe62d596ac89cdcdb5 Mon Sep 17 00:00:00 2001
From: Eric Kunze <eric.kunze@arm.com>
Date: Fri, 12 Apr 2024 16:03:52 -0700
Subject: Disallow per channel RESCALE if rank < 1

per channel rescaling doesn't make sense for a rank 0 input.

Signed-off-by: Eric Kunze <eric.kunze@arm.com>
Change-Id: Icfa58403953c81fb3cae708c984efa7e5b116208
---
 pseudocode/operators/RESCALE.tosac | 1 +
 1 file changed, 1 insertion(+)

diff --git a/pseudocode/operators/RESCALE.tosac b/pseudocode/operators/RESCALE.tosac
index 555d4ca..e2957a4 100644
--- a/pseudocode/operators/RESCALE.tosac
+++ b/pseudocode/operators/RESCALE.tosac
@@ -23,6 +23,7 @@ for_each(index in shape) {
     ERROR_IF(out_t == i32_t && input_unsigned);
     ERROR_IF(in_t == i32_t && output_unsigned);
     ERROR_IF(in_t == i48_t && output_unsigned);
+    ERROR_IF(per_channel && rank(input) < 1);
 
     in_t in_value = tensor_read<in_t>(input, shape, index);
 
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