invoke.texi (-Wformat-truncation=1): Fix typo.

gcc/ChangeLog:
	* doc/invoke.texi (-Wformat-truncation=1): Fix typo.

From-SVN: r245038

gcc/ChangeLog

+2017-01-30  Martin Sebor  <msebor@redhat.com>
+
+	* doc/invoke.texi (-Wformat-truncation=1): Fix typo.
+
 2017-01-30  Maxim Ostapenko  <m.ostapenko@samsung.com>
 
 	PR lto/79061

gcc/doc/invoke.texi

@@ -4105,7 +4105,7 @@ logic @option{-Wformat-overflow}.
 Level @var{1} of @option{-Wformat-truncation} enabled by @option{-Wformat}
 employs a conservative approach that warns only about calls to bounded
 functions whose return value is unused and that will most likely result
-in output truncatation.
+in output truncation.
 
 @item -Wformat-truncation=2
 Level @var{2} warns also about calls to bounded functions whose return