1 files changed, 10 insertions, 0 deletions
diff --git a/tests/cmdIL.test b/tests/cmdIL.test
index aed4264..b387e71 100644
--- a/tests/cmdIL.test
+++ b/tests/cmdIL.test
@@ -769,6 +769,16 @@ test cmdIL-7.8 {lreverse command - shared intrep [Bug 1675044]} -setup {
     rename K {}
 } -result 1
 
+# This belongs in info test, but adding tests there breaks tests
+# that compute source file line numbers.
+test info-20.6 {Bug 3587651} -setup {
+    namespace eval my {namespace eval tcl {namespace eval mathfunc {
+        proc demo x {return 42}
+    }}}} -body {    namespace eval my {expr {"demo" in [info functions]}}} -cleanup {
+    namespace delete my
+} -result 1
+
+
 # cleanup
 ::tcltest::cleanupTests
 return