* generic/tclCompCmds.c (TclCompileRegexpCmd): TCL_REG_NOSUB cannot

	* tests/regexp.test (regexp-22.2):		be used because it
	* tests/regexpComp.test:	[Bug 1857126]	disallows backrefs.


FossilOrigin-Name: 3abe8cff9789adc21fb60e57f475687bd613b3b9

1 files changed, 12 insertions, 0 deletions

diff --git a/tests/regexpComp.test b/tests/regexpComp.test
index 8460006..c104a69 100644
--- a/tests/regexpComp.test
+++ b/tests/regexpComp.test
@@ -802,6 +802,18 @@ test regexpComp-21.11 {regexp command compiling tests} {
     }
 } {0 {}}
 
+test regexpComp-22.1 {Bug 1810038} {
+    evalInProc {
+	regexp ($|^X)* {}
+    }
+} 1
+
+test regexpComp-22.2 {regexp compile and backrefs, Bug 1857126} {
+    evalInProc {
+	regexp -- {([bc])\1} bb
+    }
+} 1
+
 set i 0
 foreach {str exp result} {
     foo		^foo		1