Merge from origin/emacs-26

2c0cfa6455 * ChangeLog.3: Update
4387bb44ae Update authors
bce51bd6f7 * lisp/gnus/message.el (message-do-auto-fill): Prevent do-...
bd2a2a1e84 Improve documentation of etags
7ba75b9637 Teach etags new interpreters for some languages
1f7f03742d * lisp/emacs-lisp/generator.el (iter-defun): Add 'doc-stri...
dbb4aac212 * lisp/emacs-lisp/syntax.el (syntax-propertize): Fix bug#2...
80463a43da Improve documentation of fill-separate-heterogeneous-words...
4bd2416d55 Fix documentation of some x-* functions
9c2b11484f Inherit query-on-exit flag to stderr process (Bug#30031)
3efb1e7def Fix Bug#30057
a9b884c60f Tag some unstable tests, and skip by default (bug#24503)

# Conflicts:
#	test/lisp/emacs-lisp/eieio-tests/eieio-tests.el

1 files changed, 8 insertions, 2 deletions

diff --git a/test/Makefile.in b/test/Makefile.in
index ed6cc42d889..341b09b03f7 100644
--- a/test/Makefile.in
+++ b/test/Makefile.in
@@ -125,8 +125,9 @@ test_module_dir := $(srcdir)/data/emacs-module
 
 all: check
 
-SELECTOR_DEFAULT = (quote (not (tag :expensive-test)))
-SELECTOR_EXPENSIVE = nil
+SELECTOR_DEFAULT = (quote (not (or (tag :expensive-test) (tag :unstable))))
+SELECTOR_EXPENSIVE = (quote (not (tag :unstable)))
+SELECTOR_ALL = nil
 ifdef SELECTOR
 SELECTOR_ACTUAL=$(SELECTOR)
 else ifndef MAKECMDGOALS
@@ -247,6 +248,11 @@ check: mostlyclean check-no-automated-subdir
 check-expensive: mostlyclean check-no-automated-subdir
 	@${MAKE} check-doit SELECTOR="${SELECTOR_EXPENSIVE}"
 
+## Run all tests, regardless of tag.
+.PHONY: check-all
+check-all: mostlyclean check-no-automated-subdir
+	@${MAKE} check-doit SELECTOR="${SELECTOR_ALL}"
+
 ## Re-run all tests which are outdated. A test is outdated if its
 ## logfile is out-of-date with either the test file, or the source
 ## files that the tests depend on.  See test_template.