From 40b0350ef8feea44cdfcec80cacff426e57f4631 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Thu, 1 Dec 2016 13:53:53 +0100
Subject: gcc: Re-run after system updates

---
 open_issues/gcc.mdwn | 16 +++++++++-------
 1 file changed, 9 insertions(+), 7 deletions(-)

(limited to 'open_issues/gcc.mdwn')

diff --git a/open_issues/gcc.mdwn b/open_issues/gcc.mdwn
index f5164e33..fd4c49ee 100644
--- a/open_issues/gcc.mdwn
+++ b/open_issues/gcc.mdwn
@@ -1062,7 +1062,8 @@ a050099a416f013bda35832b878d9a57b0cbb231 (gcc-6-branch branch point;
 
 Here's a log of a GCC build run; this is from Git commit
 a050099a416f013bda35832b878d9a57b0cbb231 (gcc-6-branch branch point;
-2016-04-15), run on kepler.SCHWINGE
+2016-04-15), plus *libstdc++ RLIMIT changes* ([[!message-id
+"8760n66mky.fsf@euler.schwinge.homeip.net"]]), run on kepler.SCHWINGE
 and laplace.SCHWINGE.
 
     $ export LC_ALL=C
@@ -1083,8 +1084,8 @@ until these is auto-detected/fixed/ported for GNU Hurd.
 `/include` for GNU Hurd.  Explicit `--enable-multiarch` because *auto check [is
 disabled if] configured with --native-system-header-dir*.
 
-This takes up around 4.8 GiB, and runs for [[4 h 18 min|performance#measure]]
-on kepler.SCHWINGE and [[5 h 6 min|performance#measure]] on laplace.SCHWINGE.
+This takes up around 4.8 GiB, and runs for [[3 h 57 min|performance#measure]]
+on kepler.SCHWINGE and [[3 h 45 min|performance#measure]] on laplace.SCHWINGE.
 
 <!--
 
@@ -1129,8 +1130,6 @@ on kepler.SCHWINGE and [[5 h 6 min|performance#measure]] on laplace.SCHWINGE.
     `sed`ed away in `log_build*`.  This comes from `libgomp/configure.tgt`,
     where this is added to `XCFLAGS` for `i[456]86-*-linux*` only.  TODO?
 
-  * Missing `EOWNERDEAD`, `ENOTRECOVERABLE`.  What're they used for?
-
   * `RLIMIT_VMEM`.  Usage kosher?
 
   * `libtool: link: ar rc .libs/libstdc++.a [...]`
@@ -1275,8 +1274,8 @@ kepler.SCHWINGE and [[5 min|performance#measure]] on laplace.SCHWINGE.
     $ make -k check 2>&1 | tee log_test
     [...]
 
-This runs for [[6 h 30 min|performance#measure]] on kepler.SCHWINGE and [[14 h
-39 min|performance#measure]] on laplace.SCHWINGE.
+This runs for [[5 h 23 min|performance#measure]] on kepler.SCHWINGE and [[10 h
+48 min|performance#measure]] on laplace.SCHWINGE.
 
 
 ## Analysis
@@ -2748,6 +2747,9 @@ This runs for [[6 h 30 min|performance#measure]] on kepler.SCHWINGE and [[14 h
 
     [[!message-id "8737sjzp89.fsf@kepler.schwinge.homeip.net"]].
 
+  * libjava testing is broken on kepler.SCHWINGE because of [[!GCC_PR 70719
+    desc="the libjava testsuite does not work with dejagnu 1.6"]].
+
 
 ## Enhancements
 
-- 
cgit v1.2.3


From 2daed523f86d208ac6275960f40be67f62c597ef Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Fri, 2 Dec 2016 10:19:34 +0100
Subject: gcc: GCC 6

---
 open_issues/gcc.mdwn | 10 +++++-----
 toolchain/logs       |  2 +-
 2 files changed, 6 insertions(+), 6 deletions(-)

(limited to 'open_issues/gcc.mdwn')

diff --git a/open_issues/gcc.mdwn b/open_issues/gcc.mdwn
index fd4c49ee..4e396054 100644
--- a/open_issues/gcc.mdwn
+++ b/open_issues/gcc.mdwn
@@ -1068,7 +1068,7 @@ and laplace.SCHWINGE.
 
     $ export LC_ALL=C
     $ (cd ../master/ && contrib/gcc_update --touch)
-    $ ../master/configure --prefix="$PWD".install SHELL=/bin/dash CC=gcc-4.9 CXX=g++-4.9 --enable-languages=all --disable-libcilkrts --disable-libsanitizer --disable-libvtv --disable-libmpx --with-native-system-header-dir=/usr/include --enable-multiarch 2>&1 | tee log_build
+    $ ../master/configure --prefix="$PWD".install SHELL=/bin/dash CC=gcc-6 CXX=g++-6 --enable-languages=all --disable-libcilkrts --disable-libsanitizer --disable-libvtv --disable-libmpx --with-native-system-header-dir=/usr/include --enable-multiarch 2>&1 | tee log_build
     [...]
     $ make 2>&1 | tee log_build_
     [...]
@@ -1084,8 +1084,8 @@ until these is auto-detected/fixed/ported for GNU Hurd.
 `/include` for GNU Hurd.  Explicit `--enable-multiarch` because *auto check [is
 disabled if] configured with --native-system-header-dir*.
 
-This takes up around 4.8 GiB, and runs for [[3 h 57 min|performance#measure]]
-on kepler.SCHWINGE and [[3 h 45 min|performance#measure]] on laplace.SCHWINGE.
+This takes up around 4.8 GiB, and runs for [[4 h 46 min|performance#measure]]
+on kepler.SCHWINGE and [[3 h 52 min|performance#measure]] on laplace.SCHWINGE.
 
 <!--
 
@@ -1274,8 +1274,8 @@ kepler.SCHWINGE and [[5 min|performance#measure]] on laplace.SCHWINGE.
     $ make -k check 2>&1 | tee log_test
     [...]
 
-This runs for [[5 h 23 min|performance#measure]] on kepler.SCHWINGE and [[10 h
-48 min|performance#measure]] on laplace.SCHWINGE.
+This runs for [[5 h 49 min|performance#measure]] on kepler.SCHWINGE and [[10 h
+36 min|performance#measure]] on laplace.SCHWINGE.
 
 
 ## Analysis
diff --git a/toolchain/logs b/toolchain/logs
index b94a6a44..9f697cf0 160000
--- a/toolchain/logs
+++ b/toolchain/logs
@@ -1 +1 @@
-Subproject commit b94a6a44ace5ae6f800541c7d40930920833fc65
+Subproject commit 9f697cf053de6605ac1f5e5e9a3b22b889ba3f6d
-- 
cgit v1.2.3


From a3b703c350b2673b7542ed88e1715e0234e7498b Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Mon, 5 Dec 2016 20:24:44 +0100
Subject: open_issues/gcc: --enable-gnu-unique-object

---
 open_issues/gcc.mdwn | 4 ++++
 1 file changed, 4 insertions(+)

(limited to 'open_issues/gcc.mdwn')

diff --git a/open_issues/gcc.mdwn b/open_issues/gcc.mdwn
index 4e396054..c742f06e 100644
--- a/open_issues/gcc.mdwn
+++ b/open_issues/gcc.mdwn
@@ -646,6 +646,10 @@ a050099a416f013bda35832b878d9a57b0cbb231 (gcc-6-branch branch point;
 
   * `--enable-gnu-unique-object`
 
+    On 2016-12-05 noticed that per `gcc -v` output, `gcc version 6.2.1 20161124
+    (Debian 6.2.1-5)` for GNU/Linux is configured with
+    `--enable-gnu-unique-object`, but GNU/Hurd is not.
+
   * `--enable-lto`
 
   * `--enable-indirect-function`
-- 
cgit v1.2.3


From 465725bcde0f98efd5cd6bf305060e1cac0a6741 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Tue, 6 Dec 2016 15:45:26 +0100
Subject: binutils-gdb: GCC 6

---
 open_issues/binutils.mdwn | 29 ++++++++++++++++++++---------
 open_issues/gcc.mdwn      |  6 ++++++
 toolchain/logs            |  2 +-
 3 files changed, 27 insertions(+), 10 deletions(-)

(limited to 'open_issues/gcc.mdwn')

diff --git a/open_issues/binutils.mdwn b/open_issues/binutils.mdwn
index ed4db498..afc0405f 100644
--- a/open_issues/binutils.mdwn
+++ b/open_issues/binutils.mdwn
@@ -702,7 +702,7 @@ hard-coded in `gdb/remote.c`, and `global_thread_id_to_ptid` used instead of
 and laplace.SCHWINGE.
 
     $ export LC_ALL=C
-    $ ../W._C._Handy/configure --prefix="$PWD".install --enable-gold --enable-plugins --with-sysroot=/ SHELL=/bin/dash CC=gcc-4.9 CXX=g++-4.9 --disable-werror --disable-build-with-cxx 2>&1 | tee log_build
+    $ ../W._C._Handy/configure --prefix="$PWD".install --enable-gold --enable-plugins --with-sysroot=/ SHELL=/bin/dash CC=gcc-6 CXX=g++-6 --disable-werror --disable-build-with-cxx 2>&1 | tee log_build
     [...]
     $ make 2>&1 | tee log_build_
     [...]
@@ -717,13 +717,13 @@ MIG-generated stub files; thus no `-Werror` until that is resolved.
 below.  This needs to be addressed soon, as GDB will soon *require a C++
 compiler*, [[!message-id "ab08f2c8-3b52-3a7a-2236-89833bd09129@redhat.com"]].
 
-This takes up around 1.5 GiB, and runs for [[16 min|performance#measure]] on
-kepler.SCHWINGE and [[21 min|performance#measure]] on laplace.SCHWINGE.
+This takes up around 1.7 GiB, and runs for [[19 min|performance#measure]] on
+kepler.SCHWINGE and [[24 min|performance#measure]] on laplace.SCHWINGE.
 
 <!--
 
-    $ (make && touch .go-install) 2>&1 | tee log_build_ && test -f .go-install && (make install && touch .go-test) 2>&1 | tee log_install && test -f .go-test && make -k check 2>&1 | tee log_test
-    $ (make && touch .go-install) 2>&1 | tee log_build_ && test -f .go-install && (make install && touch .go-test) 2>&1 | tee log_install && test -f .go-test && LD_PRELOAD=$HOME/fopen,unlink-NULL-wrapper.so make -k check 2>&1 | tee log_test
+    $ (make && touch .go-install) 2>&1 | tee log_build_ && test -f .go-install && (make install && touch .go-test) 2>&1 | tee log_install && test -f .go-test && sed -e 's%^\([A-Z]\+ = g..-6\)%override \1 -fno-pie -fno-PIE -no-pie%g' -i gold/testsuite/Makefile && make -k check RUNTESTFLAGS=CC_FOR_TARGET='gcc-6\ -fno-pie\ -fno-PIE\ -no-pie'\ CXX_FOR_TARGET='g++-6\ -fno-pie\ -fno-PIE\ -no-pie' CC_FOR_TARGET='gcc-6 -fno-pie -fno-PIE -no-pie' CXX_FOR_TARGET='g++-6 -fno-pie -fno-PIE -no-pie' 2>&1 | tee log_test
+    $ (make && touch .go-install) 2>&1 | tee log_build_ && test -f .go-install && (make install && touch .go-test) 2>&1 | tee log_install && test -f .go-test && sed -e 's%^\([A-Z]\+ = g..-6\)%override \1 -fno-pie -fno-PIE -no-pie%g' -i gold/testsuite/Makefile && LD_PRELOAD=$HOME/fopen,unlink-NULL-wrapper.so make -k check RUNTESTFLAGS=CC_FOR_TARGET='gcc-6\ -fno-pie\ -fno-PIE\ -no-pie'\ CXX_FOR_TARGET='g++-6\ -fno-pie\ -fno-PIE\ -no-pie' CC_FOR_TARGET='gcc-6 -fno-pie -fno-PIE -no-pie' CXX_FOR_TARGET='g++-6 -fno-pie -fno-PIE -no-pie' 2>&1 | tee log_test
 
 -->
 
@@ -830,8 +830,8 @@ formats, and more emulation vectors.
     $ make install 2>&1 | tee log_install
     [...]
 
-This takes up around 220 MiB, and runs for [[0 min|performance#measure]] on
-kepler.SCHWINGE and [[2 min|performance#measure]] on laplace.SCHWINGE.
+This takes up around 250 MiB, and runs for [[0 min|performance#measure]] on
+kepler.SCHWINGE and [[3 min|performance#measure]] on laplace.SCHWINGE.
 
 
 ## Analysis
@@ -843,10 +843,21 @@ kepler.SCHWINGE and [[2 min|performance#measure]] on laplace.SCHWINGE.
 
 # Testsuite
 
-    $ make -k check 2>&1 | tee log_test
+At least for GNU/Linux, Debian's GCC 6 is configured with
+`--enable-default-pie` -- which the *gdb*, *gold*, and *ld* testsuites don't
+like, so we have to cancel that for testing.
+`CC_FOR_TARGET` and `CXX_FOR_TARGET` in `RUNTESTFLAGS` is considered by the *gdb* testsuite,
+`CC_FOR_TARGET` and `CXX_FOR_TARGET` on the `make` command line by the *ld* testsuite,
+`CC` and `CXX` on the `make` command line by the *gold* testsuite
+but only when invoked (from the top level) as `make check-gold` and not when run as part of `make check`...
+I couldn't figure out a command-line variant for *gold* testsuite,
+so instead we apply an ugly hack to `gold/testsuite/Makefile`.
+
+    $ sed -e 's%^\([A-Z]\+ = g..-6\)%override \1 -fno-pie -fno-PIE -no-pie%g' -i gold/testsuite/Makefile
+    $ make -k check RUNTESTFLAGS=CC_FOR_TARGET='gcc-6\ -fno-pie\ -fno-PIE\ -no-pie'\ CXX_FOR_TARGET='g++-6\ -fno-pie\ -fno-PIE\ -no-pie' CC_FOR_TARGET='gcc-6 -fno-pie -fno-PIE -no-pie' CXX_FOR_TARGET='g++-6 -fno-pie -fno-PIE -no-pie' 2>&1 | tee log_test
     [...]
 
-This runs for [[23 min|performance#measure]] on kepler.SCHWINGE and [[73
+This runs for [[24 min|performance#measure]] on kepler.SCHWINGE and [[86
 min|performance#measure]] on laplace.SCHWINGE.
 
 When running `make -k check 2>&1 | tee log_test`, at the end of the testsuite
diff --git a/open_issues/gcc.mdwn b/open_issues/gcc.mdwn
index c742f06e..7850d024 100644
--- a/open_issues/gcc.mdwn
+++ b/open_issues/gcc.mdwn
@@ -1061,6 +1061,12 @@ a050099a416f013bda35832b878d9a57b0cbb231 (gcc-6-branch branch point;
     ee1bfdb0d611ed2e1057071f39589e6ebcd87983 `Remove __seg_tls before first
     release`.
 
+  * `--enable-default-pie`
+
+    On 2016-12-05 noticed that per `gcc -v` output, `gcc version 6.2.1 20161124
+    (Debian 6.2.1-5)` for GNU/Linux is configured with
+    `--enable-default-pie`, but GNU/Hurd is not.
+
 
 # Build
 
diff --git a/toolchain/logs b/toolchain/logs
index 9f697cf0..f7e923e5 160000
--- a/toolchain/logs
+++ b/toolchain/logs
@@ -1 +1 @@
-Subproject commit 9f697cf053de6605ac1f5e5e9a3b22b889ba3f6d
+Subproject commit f7e923e5eda4eb2148cdac492f0f77dc2f771528
-- 
cgit v1.2.3