Build with isl>=0.20.

ChangeLog

@@ -1,3 +1,7 @@
+2019-02-22  Release Manager
+
+	* GCC 8.3.0 released.
+
 2018-07-26  Release Manager
 
 	* GCC 8.2.0 released.

config/ChangeLog

@@ -1,3 +1,7 @@
+2019-02-22  Release Manager
+
+	* GCC 8.3.0 released.
+
 2018-07-26  Release Manager
 
 	* GCC 8.2.0 released.

contrib/ChangeLog

@@ -1,3 +1,11 @@
+2019-08-16  Uros Bizjak  <[email protected]>
+
+	* test_summary: Do not escape "=".
+
+2019-02-22  Release Manager
+
+	* GCC 8.3.0 released.
+
 2018-07-26  Release Manager
 
 	* GCC 8.2.0 released.

contrib/header-tools/ChangeLog

@@ -1,3 +1,7 @@
+2019-02-22  Release Manager
+
+	* GCC 8.3.0 released.
+
 2018-07-26  Release Manager
 
 	* GCC 8.2.0 released.

contrib/reghunt/ChangeLog

@@ -1,3 +1,7 @@
+2019-02-22  Release Manager
+
+	* GCC 8.3.0 released.
+
 2018-07-26  Release Manager
 
 	* GCC 8.2.0 released.

contrib/regression/ChangeLog

@@ -1,3 +1,7 @@
+2019-02-22  Release Manager
+
+	* GCC 8.3.0 released.
+
 2018-07-26  Release Manager
 
 	* GCC 8.2.0 released.

contrib/test_summary

@@ -127,7 +127,7 @@ NR == 1 {
   if (lang == "") lang = " "$2" "; else lang = " ";
 }
 $2 == "version" { save = $0; $1 = ""; $2 = ""; version = $0; gsub(/^ */, "", version); gsub(/\r$/, "", version); $0 = save; }
-/\===.*Summary/ { print ""; print; blanks=1; }
+/===.*Summary/ { print ""; print; blanks=1; }
 /tests ===/ || /^(Target|Host|Native)/ || $2 == "version" { print; blanks=1; }
 /^(XPASS|FAIL|UNRESOLVED|WARNING|ERROR|# of )/ { sub ("\r", ""); print; }
 /^using:/ { print ""; print; print ""; }

fixincludes/ChangeLog

@@ -1,3 +1,64 @@
+2019-08-25  Iain Sandoe  <[email protected]>
+
+	Backport from mainline.
+	2019-08-18  C.G. Dogan  <[email protected]>
+		    Iain Sandoe  <[email protected]>
+
+	PR target/83531
+	* inclhack.def (darwin_api_availability): New; strip leading
+	underscores from API_XXXX defines.
+	* fixincl.x: Regenerate.
+	* tests/base/os/availability.h: New file.
+
+2019-08-24  Iain Sandoe  <[email protected]>
+
+	Backport from mainline.
+	2019-06-21  Iain Sandoe  <[email protected]>
+
+	* inclhack.def: Replace the complex test using __STRICT_ANSI__ and
+	__STDC_VERSION__ with a test using __DARWIN_NO_LONG_LONG.
+	Ensure that the top level math.h uses <> to wrap included headers
+	rather than "".
+	* fixincl.x: Regenerated.
+	* tests/base/architecture/ppc/math.h: Update test to include the
+	__DARWIN_NO_LONG_LONG case.
+
+2019-08-24  Iain Sandoe  <[email protected]>
+
+	Backport from mainline.
+	2019-06-21  Iain Sandoe  <[email protected]>
+
+	* inclhack.def: Guard __has_attribute and __has_extension in
+	os/base.h.
+	Guard Apple blocks syntax in dispatch/object.h.
+	* fixincl.x: Regenerate.
+	* tests/base/dispatch/object.h: New file.
+	* tests/base/os/base.h: New file.
+
+2019-06-01  Iain Sandoe  <[email protected]>
+
+	Backport from mainline.
+	2019-05-11  Iain Sandoe  <[email protected]>
+
+	PR bootstrap/89864
+	* inclhack.def (darwin_ucred__Atomic): Do not supply test_text
+	for wrap fixes.
+	* fixincl.x: Regenerated.
+
+	Backport from mainline.
+	2019-04-18  Erik Schnetter  <[email protected]>
+		    Jakub Jelinek  <[email protected]>
+		    Iain Sandoe  <[email protected]>
+
+	PR bootstrap/89864
+	* inclhack.def (darwin_ucred__Atomic): New, work around _Atomic keyword
+	use in headers included by C++.
+	* fixincl.x: Regenerated.
+
+2019-02-22  Release Manager
+
+	* GCC 8.3.0 released.
+
 2018-07-26  Release Manager
 
 	* GCC 8.2.0 released.