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-rw-r--r--cheri/cheri_prelude_128.sail2
1 files changed, 1 insertions, 1 deletions
diff --git a/cheri/cheri_prelude_128.sail b/cheri/cheri_prelude_128.sail
index f97842a0..8e0e6970 100644
--- a/cheri/cheri_prelude_128.sail
+++ b/cheri/cheri_prelude_128.sail
@@ -176,7 +176,7 @@ function (bool, CapStruct) sealCap((CapStruct) cap, (bit[24]) otype) =
(false, undefined)
function [|-1:1|] a_top_correction((bit[20]) a_mid, (bit[20]) R, (bit[20]) bound) =
- switch (unsigned(a_mid) < unsigned(R), unsigned(bound) < unsigned(R)) {
+ switch (a_mid <_u R, bound <_u R) {
case (bitzero, bitzero) -> 0
case (bitzero, bitone) -> 1
case (bitone, bitzero) -> -1