1 files changed, 6 insertions, 0 deletions
diff --git a/tests/expr.test b/tests/expr.test
index bfefde3..a13250b 100644
--- a/tests/expr.test
+++ b/tests/expr.test
@@ -501,6 +501,9 @@ test expr-11.13a {CompileAddExpr: runtime error} !ieeeFloatingPoint {
 test expr-11.13b {CompileAddExpr: runtime error} ieeeFloatingPoint {
     list [catch {expr {2.3/0.0}} msg] $msg
 } {0 Inf}
+test expr-11.14 {CompileAddExpr: runtime error} {
+    list [catch {expr {24.0+[lseq 2 4]}} msg] $msg
+} {1 {can't use a list as operand of "+"}}
 
 test expr-12.1 {CompileMultiplyExpr: just unary expr} {expr ~4} -5
 test expr-12.2 {CompileMultiplyExpr: just unary expr} {expr --5} 5
@@ -7227,6 +7230,9 @@ test expr-47.13 {isqrt and floating point rounding (Bug 2143288)} {
     }
     set trouble
 } {}
+test expr-47.14 {isqrt() - lseq} {
+    list [catch {expr {isqrt([lseq 1 3])}} result] $result
+} {1 {expected number but got a list}}
 
 test expr-48.1 {Bug 1770224} {
     expr {-0x8000000000000001 >> 0x8000000000000000}