make [info commands] follow the namespace path from :: (bug [58b96f6744])

generic/tclCmdIL.c

@@ -670,7 +670,7 @@ InfoCommandsCmd(
 	    Tcl_SetObjResult(interp, listPtr);
 	    return TCL_OK;
 	}
-	if ((nsPtr != globalNsPtr) && !specificNsInPattern) {
+	if (!specificNsInPattern) {
 	    Tcl_HashTable *tablePtr = NULL;	/* Quell warning. */
 
 	    for (i=0 ; i<nsPtr->commandPathLength ; i++) {

tests/namespace.test

@@ -2462,6 +2462,14 @@ test namespace-51.14 {name resolution path control} -body {
     catch {namespace delete ::test_ns_2}
     catch {namespace delete ::test_ns_3}
 }
+test namespace-51.14.1 {info commands follows path from global namespace (bug [58b96f6744])} -setup {
+    set p [namespace path]
+    namespace path ::tcl::mathfunc
+} -body {
+    info commands sin
+} -cleanup {
+    namespace path $p
+} -result sin
 test namespace-51.15 {namespace resolution path control} -body {
     namespace eval ::test_ns_2 {
 	proc foo {} {return 2}