math/cadical: fix build on GCC architectures

Use | instead of , in the sed command to workaround for -Wl,rpath in CXXFLAGS.

MFH:		2020Q3 (fix build blanket)

math/cadical/Makefile

@@ -13,8 +13,6 @@ COMMENT=	Simple CDCL satisfiability solver
 LICENSE=	MIT
 LICENSE_FILE=	${WRKSRC}/LICENSE
 
-BROKEN_FreeBSD_12_powerpc64=	fails to build: sed: 1: "s,@CXXFLAGS@,-O2 -pipe  ...": bad flag in substitute command: '-'
-
 USES=		compiler:c++0x gmake tar:xz
 GNU_CONFIGURE=	yes
 

math/cadical/files/patch-configure

@@ -1,4 +1,4 @@
---- configure.orig	2019-12-04 05:29:57 UTC
+--- configure.orig	2019-07-12 20:22:02 UTC
 +++ configure
 @@ -154,7 +154,7 @@ do
        CXXFLAGS="`expr \"$1\" : 'CXXFLAGS=\(.*\)'`"
@@ -9,3 +9,12 @@
  
    esac
    shift
+@@ -396,7 +396,7 @@ sed \
+ -e "2c\\
+ # This 'makefile' is generated from '../makefile.in'." \
+ -e "s,@CXX@,$CXX," \
+--e "s,@CXXFLAGS@,$CXXFLAGS," \
++-e "s|@CXXFLAGS@|$CXXFLAGS|" \
+ -e "s,@MAKEFLAGS@,$MAKEFLAGS," \
+ ../makefile.in > makefile
+