doc patch committed: Fix typo

[Ian Lance Taylor]

I committed this patch to fix a typo in the -flto docs.

Ian

2019-09-13  Ian Lance Taylor  <iant@golang.org>

* doc/invoke.texi (Optimize Options): Fix typo.
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Index: gcc/doc/invoke.texi
===================================================================
--- gcc/doc/invoke.texi	(revision 275698)
+++ gcc/doc/invoke.texi	(working copy)
@@ -10343,7 +10343,7 @@ To enable debug info generation you need
 compile-time.  If any of the input files at link time were built
 with debug info generation enabled the link will enable debug info
 generation as well.  Any elaborate debug info settings
-like the dwarf level @option{-gdwarf-5} need to be explicitely repeated
+like the dwarf level @option{-gdwarf-5} need to be explicitly repeated
 at the linker command line and mixing different settings in different
 translation units is discouraged.