Update to the 20200628 snapshot of GCC 11.0.0.

The issue temporarily work around by reverting upstream changes via
files/patch-PR95805 has been resolved, so remove that hack (which is
in conflict now anyways).

lang/gcc11-devel/Makefile

@@ -2,7 +2,7 @@
 # $FreeBSD$
 
 PORTNAME=	gcc
-PORTVERSION=	11.0.0.s20200621
+PORTVERSION=	11.0.0.s20200628
 CATEGORIES=	lang
 MASTER_SITES=	GCC/snapshots/${DIST_VERSION}
 PKGNAMESUFFIX=	${SUFFIX}-devel

lang/gcc11-devel/distinfo

@@ -1,3 +1,3 @@
-TIMESTAMP = 1592784068
-SHA256 (gcc-11-20200621.tar.xz) = ac7566828cba717b23e0a954ac72dff9fa39cddbaa9beb03a3dedf72bccec75c
-SIZE (gcc-11-20200621.tar.xz) = 71629184
+TIMESTAMP = 1593412533
+SHA256 (gcc-11-20200628.tar.xz) = d4fef9327b480b852e0828d604c86b8d3fbd3b96986f713e39606fd556399351
+SIZE (gcc-11-20200628.tar.xz) = 71655664

lang/gcc11-devel/files/patch-PR95805

@@ -1,47 +0,0 @@
-This should be properly fixed upstream by the next snapshot.
-
-Revert commit 4e49b994de060d4a6c9318d0ed52ef038153426e
-Author: Richard Sandiford <richard.sandiford@arm.com>
-Date:   Wed Jun 17 17:45:29 2020 +0100
-
-    recog: Tweak insn_gen_fn::operator() definition
-    
-    Fixes a “left operand of comma has no effect” warning that some were
-    seeing.  Also fixes a spurious ellipsis that Jonathan Wakely pointed
-    out.
-    
-    2020-06-17  Richard Sandiford  <richard.sandiford@arm.com>
-    
-    gcc/
-            * coretypes.h (first_type): New alias template.
-            * recog.h (insn_gen_fn::operator()): Use it instead of a decltype.
-            Remove spurious “...” and split the function type out into a typedef.
-
---- gcc/coretypes.h	2020-06-21 22:32:12.000000000 +0000
-+++ gcc/coretypes.h	2020-06-23 18:56:41.074951000 +0000
-@@ -359,10 +359,6 @@
-   const ValueType value;	/* the value of the name */
- };
- 
--/* Alias of the first type, ignoring the second.  */
--template<typename T1, typename T2>
--using first_type = T1;
--
- /* Iterator pair used for a collection iteration with range-based loops.  */
- 
- template<typename T>
---- gcc/recog.h
-+++ gcc/recog.h
-@@ -295,10 +295,9 @@ struct insn_gen_fn
-   typedef void (*stored_funcptr) (void);
- 
-   template<typename ...Ts>
--  rtx_insn *operator() (Ts... args) const
-+  rtx_insn *operator() (Ts... args...) const
-   {
--    typedef rtx_insn *(*funcptr) (first_type<rtx, Ts>...);
--    return ((funcptr) func) (args...);
-+    return ((rtx_insn *(*) (decltype(args, NULL_RTX)...)) func) (args...);
-   }
- 
-   // This is for compatibility of code that invokes functions like