fix some typos in the doc

git-svn-id: https://llvm.org/svn/llvm-project/libcxx/trunk@342628 91177308-0d34-0410-b5e6-96231b3b80d8

docs/DesignDocs/CapturingConfigInfo.rst

@@ -28,7 +28,7 @@ Design Goals
   It makes developers lives harder if they have to regenerate the libc++ headers
   every time they are modified.
 
-* The solution should not make any of the libc++ headers dependant on
+* The solution should not make any of the libc++ headers dependent on
   files generated by the build system. The headers should be able to compile
   out of the box without any modification.
 

docs/DesignDocs/VisibilityMacros.rst

@@ -82,9 +82,9 @@ Visibility Macros
 **_LIBCPP_HIDE_FROM_ABI_PER_TU_BY_DEFAULT**
   This macro controls the default value for `_LIBCPP_HIDE_FROM_ABI_PER_TU`.
   When the macro is defined, per TU ABI insulation is enabled by default, and
-  `_LIBCPP_HIDE_FROM_ABI_PER_TU` is defined to 1 unless overriden by users.
+  `_LIBCPP_HIDE_FROM_ABI_PER_TU` is defined to 1 unless overridden by users.
   Otherwise, per TU ABI insulation is disabled by default, and
-  `_LIBCPP_HIDE_FROM_ABI_PER_TU` is defined to 0 unless overriden by users.
+  `_LIBCPP_HIDE_FROM_ABI_PER_TU` is defined to 0 unless overridden by users.
 
   This macro is intended for vendors to control whether they want to ship
   libc++ with per TU ABI insulation enabled by default. Users can always
@@ -92,7 +92,7 @@ Visibility Macros
   appropriately.
 
   By default, this macro is not defined, which means that per TU ABI insulation
-  is not provided unless explicitly overriden by users.
+  is not provided unless explicitly overridden by users.
 
 **_LIBCPP_TYPE_VIS**
   Mark a type's typeinfo, vtable and members as having default visibility.

docs/conf.py

@@ -241,7 +241,7 @@ texinfo_documents = [
 #texinfo_show_urls = 'footnote'
 
 
-# FIXME: Define intersphinx configration.
+# FIXME: Define intersphinx configuration.
 intersphinx_mapping = {}