invoke.texi: add missing option to -fanalyzer list

gcc/ChangeLog:
	* doc/invoke.texi (Static Analyzer Options): Add
	-Wanalyzer-stale-setjmp-buffer to the list of options enabled
	by -fanalyzer.

gcc/ChangeLog

+2020-03-02  David Malcolm  <dmalcolm@redhat.com>
+
+	* doc/invoke.texi (Static Analyzer Options): Add
+	-Wanalyzer-stale-setjmp-buffer to the list of options enabled
+	by -fanalyzer.
+
 2020-03-02  Uroš Bizjak  <ubizjak@gmail.com>
 
 	PR target/93997

gcc/doc/invoke.texi

@@ -8247,6 +8247,7 @@ Enabling this option effectively enables the following warnings:
 -Wanalyzer-possible-null-dereference @gol
 -Wanalyzer-null-argument @gol
 -Wanalyzer-null-dereference @gol
+-Wanalyzer-stale-setjmp-buffer @gol
 -Wanalyzer-tainted-array-index @gol
 -Wanalyzer-unsafe-call-within-signal-handler @gol
 -Wanalyzer-use-after-free @gol