Merge for issue #28605

Doc/whatsnew/3.6.rst

@@ -1177,7 +1177,7 @@ Build and C API Changes
   with only about 16 tests failures. See the Android meta-issue :issue:`26865`.
 
 * The ``--with-optimizations`` configure flag has been added. Turning it on
-  will activate LTO and PGO build support (when available).
+  will activate expensive optimizations like PGO.
   (Original patch by Alecsandru Patrascu of Intel in :issue:`26539`.)
 
 * New :c:func:`Py_FinalizeEx` API which indicates if flushing buffered data

configure

@@ -784,7 +784,6 @@ infodir
 docdir
 oldincludedir
 includedir
-runstatedir
 localstatedir
 sharedstatedir
 sysconfdir
@@ -895,7 +894,6 @@ datadir='${datarootdir}'
 sysconfdir='${prefix}/etc'
 sharedstatedir='${prefix}/com'
 localstatedir='${prefix}/var'
-runstatedir='${localstatedir}/run'
 includedir='${prefix}/include'
 oldincludedir='/usr/include'
 docdir='${datarootdir}/doc/${PACKAGE_TARNAME}'
@@ -1148,15 +1146,6 @@ do
   | -silent | --silent | --silen | --sile | --sil)
     silent=yes ;;
 
-  -runstatedir | --runstatedir | --runstatedi | --runstated \
-  | --runstate | --runstat | --runsta | --runst | --runs \
-  | --run | --ru | --r)
-    ac_prev=runstatedir ;;
-  -runstatedir=* | --runstatedir=* | --runstatedi=* | --runstated=* \
-  | --runstate=* | --runstat=* | --runsta=* | --runst=* | --runs=* \
-  | --run=* | --ru=* | --r=*)
-    runstatedir=$ac_optarg ;;
-
   -sbindir | --sbindir | --sbindi | --sbind | --sbin | --sbi | --sb)
     ac_prev=sbindir ;;
   -sbindir=* | --sbindir=* | --sbindi=* | --sbind=* | --sbin=* \
@@ -1294,7 +1283,7 @@ fi
 for ac_var in	exec_prefix prefix bindir sbindir libexecdir datarootdir \
 		datadir sysconfdir sharedstatedir localstatedir includedir \
 		oldincludedir docdir infodir htmldir dvidir pdfdir psdir \
-		libdir localedir mandir runstatedir
+		libdir localedir mandir
 do
   eval ac_val=\$$ac_var
   # Remove trailing slashes.
@@ -1447,7 +1436,6 @@ Fine tuning of the installation directories:
   --sysconfdir=DIR        read-only single-machine data [PREFIX/etc]
   --sharedstatedir=DIR    modifiable architecture-independent data [PREFIX/com]
   --localstatedir=DIR     modifiable single-machine data [PREFIX/var]
-  --runstatedir=DIR       modifiable per-process data [LOCALSTATEDIR/run]
   --libdir=DIR            object code libraries [EPREFIX/lib]
   --includedir=DIR        C header files [PREFIX/include]
   --oldincludedir=DIR     C header files for non-gcc [/usr/include]
@@ -1511,8 +1499,8 @@ Optional Packages:
                           compiler
   --with-suffix=.exe      set executable suffix
   --with-pydebug          build with Py_DEBUG defined
-  --with-optimizations    Enable expensive optimizations (PGO, maybe LTO,
-                          etc). Disabled by default.
+  --with-optimizations    Enable expensive optimizations (PGO, etc). Disabled
+                          by default.
   --with-lto              Enable Link Time Optimization in PGO builds.
                           Disabled by default.
   --with-hash-algorithm=[fnv|siphash24]
@@ -6560,7 +6548,7 @@ fi
 if test "$Py_OPT" = 'true' ; then
   # Intentionally not forcing Py_LTO='true' here.  Too many toolchains do not
   # compile working code using it and both test_distutils and test_gdb are
-  # broken when you do managed to get a toolchain that works with it.  People
+  # broken when you do manage to get a toolchain that works with it.  People
   # who want LTO need to use --with-lto themselves.
   DEF_MAKE_ALL_RULE="profile-opt"
   REQUIRE_PGO="yes"

configure.ac

@@ -1282,7 +1282,7 @@ AC_SUBST(DEF_MAKE_ALL_RULE)
 AC_SUBST(DEF_MAKE_RULE)
 Py_OPT='false'
 AC_MSG_CHECKING(for --with-optimizations)
-AC_ARG_WITH(optimizations, AS_HELP_STRING([--with-optimizations], [Enable expensive optimizations (PGO, maybe LTO, etc).  Disabled by default.]),
+AC_ARG_WITH(optimizations, AS_HELP_STRING([--with-optimizations], [Enable expensive optimizations (PGO, etc).  Disabled by default.]),
 [
 if test "$withval" != no
 then
@@ -1296,7 +1296,7 @@ fi],
 if test "$Py_OPT" = 'true' ; then
   # Intentionally not forcing Py_LTO='true' here.  Too many toolchains do not
   # compile working code using it and both test_distutils and test_gdb are
-  # broken when you do managed to get a toolchain that works with it.  People
+  # broken when you do manage to get a toolchain that works with it.  People
   # who want LTO need to use --with-lto themselves.
   DEF_MAKE_ALL_RULE="profile-opt"
   REQUIRE_PGO="yes"