Add an additional type checking test

1 files changed, 14 insertions, 0 deletions

diff --git a/test/typecheck/fpthreesimp.sail b/test/typecheck/fpthreesimp.sail
new file mode 100644
index 00000000..3f759ba4
--- /dev/null
+++ b/test/typecheck/fpthreesimp.sail
@@ -0,0 +1,14 @@
+default Order dec
+
+$include <prelude.sail>
+
+val Zeros : forall 'N, 'N >= 0. int('N) -> bits('N)
+
+type FPExponent ('N : Int) = {'E, ('N = 16 & 'E = 5) | ('N = 32 & 'E = 8) | ('N = 64 & 'E = 11). int('E)}
+
+val FPThree : forall 'N, 'N in {16, 32, 64}. bits(1) -> bits('N)
+
+function FPThree(sign) = {
+  let E : FPExponent('N) = if 'N == 16 then 5 else if 'N == 32 then 8 else 11;
+  sign @ 0b1 @ Zeros(E - 1) @ 0b1 @ Zeros('N - E - 2)
+}
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