From 07e39b87821d44380f1392e7bc579c71838b70a2 Mon Sep 17 00:00:00 2001
From: Donald Buczek <buczek@molgen.mpg.de>
Date: Sat, 10 Feb 2018 16:18:28 +0100
Subject: [PATCH 1/5] Add gcc-7.3.0

Created by

     cp gcc-7.2.0-0.build.sh gcc-7.3.0-0.build.sh

after which the VERSION= line was updated
---
 gcc-7.3.0-0.build.sh | 64 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 64 insertions(+)
 create mode 100755 gcc-7.3.0-0.build.sh

diff --git a/gcc-7.3.0-0.build.sh b/gcc-7.3.0-0.build.sh
new file mode 100755
index 0000000..e6c63d3
--- /dev/null
+++ b/gcc-7.3.0-0.build.sh
@@ -0,0 +1,64 @@
+#! /bin/bash
+
+PKG=gcc
+VERSION=7.3.0
+BUILD=0
+URL=http://ftp.gnu.org/gnu/gcc/gcc-${VERSION}/gcc-${VERSION}.tar.gz
+
+PREFIX=/pkg/$PKG-$VERSION-$BUILD
+#PREFIX=/dev/shm/$PKG-$VERSION-$BUILD
+
+set -xe
+umask 022
+
+BUILD_TMPDIR=/dev/shm/$PKG-$VERSION-$BUILD.build.tmp
+test -d $BUILD_TMPDIR && rm -rf $BUILD_TMPDIR
+mkdir -p $BUILD_TMPDIR/home
+export TMPDIR=$BUILD_TMPDIR
+export HOME=$BUILD_TMPDIR/home
+
+exec </dev/null
+
+mkdir -p $PREFIX
+cat >$PREFIX/profile <<-EOF
+	PATH=$PREFIX/bin:\$PATH
+EOF
+. $PREFIX/profile
+
+export MAKEFLAGS="-j $(nproc)"
+
+BUILDDIR=$PREFIX/build
+
+mkdir -p $BUILDDIR
+cd $BUILDDIR
+
+test -e gcc-${VERSION}.tar.gz || wget $URL
+test -d gcc-$VERSION        || tar xvf gcc-${VERSION}.tar.gz
+cd gcc-$VERSION
+./configure \
+	--prefix=$PREFIX \
+	--enable-shared \
+  --enable-threads=posix \
+  --enable-__cxa_atexit \
+  --enable-clocale=gnu \
+  --enable-languages=c,fortran,c++,objc,obj-c++ \
+  --disable-multilib \
+  --with-system-zlib
+make
+make -k check 2>&1 | tee check.log
+make install
+
+cd $PREFIX
+mkdir -vp lib
+ln -sv ${PREFIX}/bin/cpp lib/
+ln -sv gcc bin/cc
+
+install -v -dm755 lib/bfd-plugins
+ln -sfv ../../libexec/gcc/$(gcc -dumpmaschine)/$VERSION/liblto_plugin.so lib/bfd-plugins/
+
+mv -v lib64/* lib/
+rmdir -v lib64
+
+mkdir -p share/gdb/auto-load/lib
+mv -v lib/*-gdb.py share/gdb/auto-load/lib
+exit

From 30f4e02e02e118c44091199bfdb8e99058a6459d Mon Sep 17 00:00:00 2001
From: Donald Buczek <buczek@molgen.mpg.de>
Date: Sat, 10 Feb 2018 16:21:10 +0100
Subject: [PATCH 2/5] gcc-7.3.0: Build in subdirectory

gcc doesn't support to be build in the source directory.

https://gcc.gnu.org/wiki/InstallingGCC
---
 gcc-7.3.0-0.build.sh | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/gcc-7.3.0-0.build.sh b/gcc-7.3.0-0.build.sh
index e6c63d3..ada771b 100755
--- a/gcc-7.3.0-0.build.sh
+++ b/gcc-7.3.0-0.build.sh
@@ -35,7 +35,9 @@ cd $BUILDDIR
 test -e gcc-${VERSION}.tar.gz || wget $URL
 test -d gcc-$VERSION        || tar xvf gcc-${VERSION}.tar.gz
 cd gcc-$VERSION
-./configure \
+mkdir -p objdir
+cd objdir
+$BUILDDIR/gcc-$VERSION/configure \
 	--prefix=$PREFIX \
 	--enable-shared \
   --enable-threads=posix \

From 22c94be968d101bc00a86c7dcac1241b2c50a7ea Mon Sep 17 00:00:00 2001
From: Donald Buczek <buczek@molgen.mpg.de>
Date: Sat, 10 Feb 2018 17:13:06 +0100
Subject: [PATCH 3/5] gcc-7.3.0: Change `ln -s` to `ln -sf`

This is to support a rebuild during development. Do not fail if target
already exists.
---
 gcc-7.3.0-0.build.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gcc-7.3.0-0.build.sh b/gcc-7.3.0-0.build.sh
index ada771b..e80bc78 100755
--- a/gcc-7.3.0-0.build.sh
+++ b/gcc-7.3.0-0.build.sh
@@ -52,8 +52,8 @@ make install
 
 cd $PREFIX
 mkdir -vp lib
-ln -sv ${PREFIX}/bin/cpp lib/
-ln -sv gcc bin/cc
+ln -sfv ${PREFIX}/bin/cpp lib/
+ln -sfv gcc bin/cc
 
 install -v -dm755 lib/bfd-plugins
 ln -sfv ../../libexec/gcc/$(gcc -dumpmaschine)/$VERSION/liblto_plugin.so lib/bfd-plugins/

From 63a2b62bf08a22ab114c0f5aa7a2539ac465d5e4 Mon Sep 17 00:00:00 2001
From: Donald Buczek <buczek@molgen.mpg.de>
Date: Sat, 10 Feb 2018 19:41:52 +0100
Subject: [PATCH 4/5] gcc-7.3.0: Add comment regarding vm.overcommit_memory

---
 gcc-7.3.0-0.build.sh | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/gcc-7.3.0-0.build.sh b/gcc-7.3.0-0.build.sh
index e80bc78..c463904 100755
--- a/gcc-7.3.0-0.build.sh
+++ b/gcc-7.3.0-0.build.sh
@@ -1,5 +1,10 @@
 #! /bin/bash
 
+# Note: The test suite run address sanitizer tests. In the current mariux64 environment
+# this requires
+#
+#     sudo sysctl vm.overcommit_memory=0
+
 PKG=gcc
 VERSION=7.3.0
 BUILD=0

From 694ed65ba3388c3b78aeb7839763dba22f540a41 Mon Sep 17 00:00:00 2001
From: Donald Buczek <buczek@molgen.mpg.de>
Date: Sat, 10 Feb 2018 19:45:09 +0100
Subject: [PATCH 5/5] gcc-7.3.0: Fix whitespace issue

---
 gcc-7.3.0-0.build.sh | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/gcc-7.3.0-0.build.sh b/gcc-7.3.0-0.build.sh
index c463904..580de40 100755
--- a/gcc-7.3.0-0.build.sh
+++ b/gcc-7.3.0-0.build.sh
@@ -43,8 +43,8 @@ cd gcc-$VERSION
 mkdir -p objdir
 cd objdir
 $BUILDDIR/gcc-$VERSION/configure \
-	--prefix=$PREFIX \
-	--enable-shared \
+  --prefix=$PREFIX \
+  --enable-shared \
   --enable-threads=posix \
   --enable-__cxa_atexit \
   --enable-clocale=gnu \