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-rw-r--r--test/Expr/Parser/ConstantFolding.pc10
1 files changed, 10 insertions, 0 deletions
diff --git a/test/Expr/Parser/ConstantFolding.pc b/test/Expr/Parser/ConstantFolding.pc
index 95bc361a..3a311a60 100644
--- a/test/Expr/Parser/ConstantFolding.pc
+++ b/test/Expr/Parser/ConstantFolding.pc
@@ -145,3 +145,13 @@ array a[64] : w32 -> w8 = symbolic
 # RUN: grep \"(query .. false .(Add w8 10\" %t2
 # RUN: grep                          \"(Sub w8 (Read w8 0 a) (Read w8 1 a)\" %t2
 (query [] false [(Sub w8 (Read w8 0 a) (Sub w8 (Read w8 1 a) 10))])
+
+# Check -- X * 0 ==> 0
+# RUN: grep -A 2 \"# Query 28\" %t > %t2
+# RUN: grep \"(query .. false .(w8 0).\" %t2
+(query [] false [(Mul w8 0 (Read w8 0 a))])
+
+# Check -- X * 1 ==> X
+# RUN: grep -A 2 \"# Query 29\" %t > %t2
+# RUN: grep \"(query .. false .(Read w8 0 a).\" %t2
+(query [] false [(Mul w8 1 (Read w8 0 a))])