Followup for issue #14321, remove references to Parser/pgen.stamp
diff --git a/.bzrignore b/.bzrignore
index 959a7df..897084d 100644
--- a/.bzrignore
+++ b/.bzrignore
@@ -33,7 +33,6 @@
 Modules/config.c
 Modules/ld_so_aix
 Parser/pgen
-Parser/pgen.stamp
 Lib/test/data/*
 Lib/lib2to3/Grammar*.pickle
 Lib/lib2to3/PatternGrammar*.pickle
diff --git a/.gitignore b/.gitignore
index 8efcd2e..3842f43 100644
--- a/.gitignore
+++ b/.gitignore
@@ -32,7 +32,6 @@
 PCbuild/*.pdb
 PCbuild/Win32-temp-*
 Parser/pgen
-Parser/pgen.stamp
 __pycache__
 autom4te.cache
 build/
diff --git a/.hgignore b/.hgignore
index 0fd8562..dc612b3 100644
--- a/.hgignore
+++ b/.hgignore
@@ -32,7 +32,6 @@
 Modules/config.c
 Modules/ld_so_aix$
 Parser/pgen$
-Parser/pgen.stamp$
 PCbuild/amd64/
 ^core
 ^python-gdb.py
diff --git a/Makefile.pre.in b/Makefile.pre.in
index 9c75e3b..a77b8b4 100644
--- a/Makefile.pre.in
+++ b/Makefile.pre.in
@@ -1351,7 +1351,7 @@
 
 clobber: clean profile-removal
 	-rm -f $(BUILDPYTHON) $(PGEN) $(LIBRARY) $(LDLIBRARY) $(DLLLIBRARY) \
-		tags TAGS Parser/pgen.stamp \
+		tags TAGS \
 		config.cache config.log pyconfig.h Modules/config.c
 	-rm -rf build platform
 	-rm -rf $(PYTHONFRAMEWORKDIR)