From f86d5699a9306e3c5978fec03efc183f4f35cf77 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Fri, 20 May 2016 20:27:56 +0200
Subject: open_issues/gcc: Re-run after laplace.SCHWINGE system updates

---
 toolchain/logs | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

(limited to 'toolchain/logs')

diff --git a/toolchain/logs b/toolchain/logs
index d8289f44..110243da 160000
--- a/toolchain/logs
+++ b/toolchain/logs
@@ -1 +1 @@
-Subproject commit d8289f44a2e71deb51a410f5b12ad1db4d3d996d
+Subproject commit 110243da9b337e3944be52d57c2b8c836292b69d
-- 
cgit v1.2.3


From d4a6718d3662abf21151672025fe02039896327e Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Mon, 23 May 2016 16:02:39 +0200
Subject: open_issues/binutils: binutils-gdb: Re-run after system updates.

---
 open_issues/binutils.mdwn | 55 +++++++++++++++++++++++++++++++++++++----------
 toolchain/logs            |  2 +-
 2 files changed, 45 insertions(+), 12 deletions(-)

(limited to 'toolchain/logs')

diff --git a/open_issues/binutils.mdwn b/open_issues/binutils.mdwn
index d20cee9a..6ecd2477 100644
--- a/open_issues/binutils.mdwn
+++ b/open_issues/binutils.mdwn
@@ -1,5 +1,5 @@
-[[!meta copyright="Copyright © 2007, 2008, 2010, 2011, 2012, 2013, 2014, 2015
-Free Software Foundation, Inc."]]
+[[!meta copyright="Copyright © 2007, 2008, 2010, 2011, 2012, 2013, 2014, 2015,
+2016 Free Software Foundation, Inc."]]
 
 [[!meta license="""[[!toggle id="license" text="GFDL 1.2+"]][[!toggleable
 id="license" text="Permission is granted to copy, distribute and/or modify this
@@ -334,7 +334,15 @@ Last reviewed up to Git commit e49433d22dae92a56ae15a8b5742cbf1f31d5fd1
 # Build
 
 Here's a log of a binutils-gdb build run; this is from Git commit
-e49433d22dae92a56ae15a8b5742cbf1f31d5fd1 (2015-08-19), run on kepler.SCHWINGE
+e49433d22dae92a56ae15a8b5742cbf1f31d5fd1 (2015-08-19), plus commits
+c74be520ba8ed2d013d43916b923b837294343cc,
+b31bcacc489d6ede2e9bdfa9905de0ebfd919454,
+75a06c790f96f07e859be95d3c3c084a718afeef,
+04ebc307f9601168c165fb63aa39a676e45454b7,
+4b627c18440f51077f8fd4c18adaa3919c3a373e,
+02a866936de7e63ad4962ccba56c8cd05c231275,
+493d4b48decc2b3c5fe9d2df68bcee67fdd8b7cb (to avoid `unsupported reloc 43` for
+recent `crt*.o` files), run on kepler.SCHWINGE
 and laplace.SCHWINGE.
 
     $ export LC_ALL=C
@@ -350,8 +358,8 @@ so we need to configure with support for plugins and
 sysroots.  In the GDB build, there are compiler diagnostics reported in the
 MIG-generated stub files; thus no `-Werror` until that is resolved.
 
-This takes up around 1.4 GiB, and runs for [[22 min|performance#measure]] on
-kepler.SCHWINGE and [[23 min|performance#measure]] on laplace.SCHWINGE.
+This takes up around 1.4 GiB, and runs for [[17 min|performance#measure]] on
+kepler.SCHWINGE and [[19 min|performance#measure]] on laplace.SCHWINGE.
 
 <!--
 
@@ -430,14 +438,41 @@ formats, and more emulation vectors.
         -      -e 's|@''REPLACE_RENAME''@|0|g' \
         +      -e 's|@''REPLACE_RENAME''@|1|g' \
 
+  * Some MIG change causes generated code, `gdb/msg_U.c` to change as follows:
+
+                const mach_msg_type_t portType = {
+        -               /* msgt_name = */               -1,
+        +               /* msgt_name = */               MACH_MSG_TYPE_POLYMORPHIC,
+
+    ... which looks like an improvement indeed.  But given
+    `mach/message.h`:`#define MACH_MSG_TYPE_POLYMORPHIC ((mach_msg_type_name_t)
+    -1)`, this causes:
+
+        msg_U.c: In function 'msg_set_init_port':
+        msg_U.c:777:22: warning: large integer implicitly truncated to unsigned type [-Woverflow]
+           /* msgt_name = */  MACH_MSG_TYPE_POLYMORPHIC,
+                              ^
+        msg_U.c: In function 'msg_set_init_ports':
+        msg_U.c:1043:22: warning: large integer implicitly truncated to unsigned type [-Woverflow]
+           /* msgtl_name = */ MACH_MSG_TYPE_POLYMORPHIC,
+                              ^
+        msg_U.c: In function 'msg_set_dtable':
+        msg_U.c:1837:22: warning: large integer implicitly truncated to unsigned type [-Woverflow]
+           /* msgtl_name = */ MACH_MSG_TYPE_POLYMORPHIC,
+                              ^
+        msg_U.c: In function 'msg_set_fd':
+        msg_U.c:2108:22: warning: large integer implicitly truncated to unsigned type [-Woverflow]
+           /* msgt_name = */  MACH_MSG_TYPE_POLYMORPHIC,
+                              ^
+
 
 # Install
 
     $ make install 2>&1 | tee log_install
     [...]
 
-This takes up around 210 MiB, and runs for [[1 min|performance#measure]] on
-kepler.SCHWINGE and [[2 min|performance#measure]] on laplace.SCHWINGE.
+This takes up around 210 MiB, and runs for [[0 min|performance#measure]] on
+kepler.SCHWINGE and [[1 min|performance#measure]] on laplace.SCHWINGE.
 
 
 ## Analysis
@@ -452,16 +487,14 @@ kepler.SCHWINGE and [[2 min|performance#measure]] on laplace.SCHWINGE.
     $ make -k check 2>&1 | tee log_test
     [...]
 
-This runs for [[46 min|performance#measure]] on kepler.SCHWINGE and [[67
+This runs for [[24 min|performance#measure]] on kepler.SCHWINGE and [[64
 min|performance#measure]] on laplace.SCHWINGE.
 
 When running `make -k check 2>&1 | tee log_test`, at the end of the testsuite
 the `tee` process does not terminate if there are still stray leftover
 processes that [have their stdout/stderr
 open](http://sourceware.org/ml/gdb-patches/2012-10/msg00489.html).  `kill`ing
-these (`SIGKILL` may be needed), makes the `tee` process terminate, too.  On
-GNU/Hurd: `gdb.linespec/explicit`, previously generally `gdb.base/sigaltstack`,
-`gdb.base/siginfo`, and `gdb.threads/watchthreads`.
+these (`SIGKILL` may be needed), makes the `tee` process terminate, too.
 
 On laplace.SCHWINGE, running with
 `LD_PRELOAD=$HOME/fopen,unlink-NULL-wrapper.so` to get past [[!message-id
diff --git a/toolchain/logs b/toolchain/logs
index 110243da..982f65b0 160000
--- a/toolchain/logs
+++ b/toolchain/logs
@@ -1 +1 @@
-Subproject commit 110243da9b337e3944be52d57c2b8c836292b69d
+Subproject commit 982f65b01bf3ec0d1fac6f89bc0533f92cc1d099
-- 
cgit v1.2.3


From 37887abda0e2c60d70e195196b0a55c711b5da94 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Tue, 24 May 2016 09:21:27 +0200
Subject: open_issues/binutils: binutils-gdb:
 96f9814df23564e16909bb5ba00de4a202c63417 (2015-11-05)

---
 open_issues/binutils.mdwn | 47 ++++++++++++++++++++---------------------------
 toolchain/logs            |  2 +-
 2 files changed, 21 insertions(+), 28 deletions(-)

(limited to 'toolchain/logs')

diff --git a/open_issues/binutils.mdwn b/open_issues/binutils.mdwn
index 6ecd2477..23783d07 100644
--- a/open_issues/binutils.mdwn
+++ b/open_issues/binutils.mdwn
@@ -47,8 +47,8 @@ git diff --patience --stat=$COLUMNS,$COLUMNS --patch --src-prefix=./ --dst-prefi
 
 -->
 
-Last reviewed up to Git commit e49433d22dae92a56ae15a8b5742cbf1f31d5fd1
-(2015-08-19).
+Last reviewed up to Git commit 96f9814df23564e16909bb5ba00de4a202c63417
+(2015-11-05).
 
   * Globally
 
@@ -96,17 +96,6 @@ Last reviewed up to Git commit e49433d22dae92a56ae15a8b5742cbf1f31d5fd1
 
   * `gas/`
 
-      * `config/tc-i386.c`
-
-            #ifdef TE_LINUX
-            /* Default to compress debug sections for Linux.  */
-            enum compressed_debug_section_type flag_compress_debug
-              = COMPRESS_DEBUG_GABI_ZLIB;
-            #endif
-
-        This has received quite some criticism, but it has not yet been
-        corrected.
-
       * `config/te-gnu.h`
 
         C.f. `te-linux.h`; search tree for `TE_LINUX` vs. `TE_GNU` usage.
@@ -330,19 +319,16 @@ Last reviewed up to Git commit e49433d22dae92a56ae15a8b5742cbf1f31d5fd1
   * [low] b27caf75c311991772b316fe7c0eecfd5788eeaf, ld, `Add HOSTING_SLIBS and
     use it for -pie`.  For us, too?
 
+  * [high] `gdb/remote.c`: `PATH_MAX` usage.  Probably,
+    `gdb/gdbserver/remote-utils.c` is the producer, whose `PATH_MAX` might
+    differ from the consumer's.
+
 
 # Build
 
 Here's a log of a binutils-gdb build run; this is from Git commit
-e49433d22dae92a56ae15a8b5742cbf1f31d5fd1 (2015-08-19), plus commits
-c74be520ba8ed2d013d43916b923b837294343cc,
-b31bcacc489d6ede2e9bdfa9905de0ebfd919454,
-75a06c790f96f07e859be95d3c3c084a718afeef,
-04ebc307f9601168c165fb63aa39a676e45454b7,
-4b627c18440f51077f8fd4c18adaa3919c3a373e,
-02a866936de7e63ad4962ccba56c8cd05c231275,
-493d4b48decc2b3c5fe9d2df68bcee67fdd8b7cb (to avoid `unsupported reloc 43` for
-recent `crt*.o` files), run on kepler.SCHWINGE
+96f9814df23564e16909bb5ba00de4a202c63417 (2015-11-05), plus `PATH_MAX`
+hard-coded in `gdb/remote.c`, run on kepler.SCHWINGE
 and laplace.SCHWINGE.
 
     $ export LC_ALL=C
@@ -358,8 +344,8 @@ so we need to configure with support for plugins and
 sysroots.  In the GDB build, there are compiler diagnostics reported in the
 MIG-generated stub files; thus no `-Werror` until that is resolved.
 
-This takes up around 1.4 GiB, and runs for [[17 min|performance#measure]] on
-kepler.SCHWINGE and [[19 min|performance#measure]] on laplace.SCHWINGE.
+This takes up around 1.5 GiB, and runs for [[17 min|performance#measure]] on
+kepler.SCHWINGE and [[26 min|performance#measure]] on laplace.SCHWINGE.
 
 <!--
 
@@ -465,14 +451,21 @@ formats, and more emulation vectors.
            /* msgt_name = */  MACH_MSG_TYPE_POLYMORPHIC,
                               ^
 
+  * In
+    e49433d22dae92a56ae15a8b5742cbf1f31d5fd1..96f9814df23564e16909bb5ba00de4a202c63417:
+
+        +[...]/tschwinge/W._C._Handy/gas/configure: 12508: test: xunset: unexpected operator
+
+        +[...]/tschwinge/W._C._Handy/ld/configure: 17136: test: xunset: unexpected operator
+
 
 # Install
 
     $ make install 2>&1 | tee log_install
     [...]
 
-This takes up around 210 MiB, and runs for [[0 min|performance#measure]] on
-kepler.SCHWINGE and [[1 min|performance#measure]] on laplace.SCHWINGE.
+This takes up around 220 MiB, and runs for [[1 min|performance#measure]] on
+kepler.SCHWINGE and [[2 min|performance#measure]] on laplace.SCHWINGE.
 
 
 ## Analysis
@@ -487,7 +480,7 @@ kepler.SCHWINGE and [[1 min|performance#measure]] on laplace.SCHWINGE.
     $ make -k check 2>&1 | tee log_test
     [...]
 
-This runs for [[24 min|performance#measure]] on kepler.SCHWINGE and [[64
+This runs for [[25 min|performance#measure]] on kepler.SCHWINGE and [[79
 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/toolchain/logs b/toolchain/logs
index 982f65b0..71902479 160000
--- a/toolchain/logs
+++ b/toolchain/logs
@@ -1 +1 @@
-Subproject commit 982f65b01bf3ec0d1fac6f89bc0533f92cc1d099
+Subproject commit 71902479876ef02e098dd2fe4a1988fa0284a777
-- 
cgit v1.2.3


From 2e4e77877cfa3943df1120b1651cbf759e56d4c1 Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Wed, 25 May 2016 09:52:18 +0200
Subject: open_issues/binutils: binutils-gdb:
 9ef9e6a6a0dd8f948708cb67c9afcfd0be40cb0a (2016-02-10)

---
 open_issues/binutils.mdwn | 103 +++++++++++++++++++++++++++++++++++++++-------
 toolchain/logs            |   2 +-
 2 files changed, 89 insertions(+), 16 deletions(-)

(limited to 'toolchain/logs')

diff --git a/open_issues/binutils.mdwn b/open_issues/binutils.mdwn
index 23783d07..e024ace8 100644
--- a/open_issues/binutils.mdwn
+++ b/open_issues/binutils.mdwn
@@ -47,8 +47,8 @@ git diff --patience --stat=$COLUMNS,$COLUMNS --patch --src-prefix=./ --dst-prefi
 
 -->
 
-Last reviewed up to Git commit 96f9814df23564e16909bb5ba00de4a202c63417
-(2015-11-05).
+Last reviewed up to Git commit 9ef9e6a6a0dd8f948708cb67c9afcfd0be40cb0a
+(2016-02-10).
 
   * Globally
 
@@ -323,12 +323,25 @@ Last reviewed up to Git commit 96f9814df23564e16909bb5ba00de4a202c63417
     `gdb/gdbserver/remote-utils.c` is the producer, whose `PATH_MAX` might
     differ from the consumer's.
 
+  * [high] In
+    96f9814df23564e16909bb5ba00de4a202c63417..9ef9e6a6a0dd8f948708cb67c9afcfd0be40cb0a:
+
+        ../../W._C._Handy/gdb/gnu-nat.c: In function 'set_sig_thread_cmd':
+        ../../W._C._Handy/gdb/gnu-nat.c:2973:7: warning: implicit declaration of function 'thread_id_to_pid' [-Wimplicit-function-declaration]
+               ptid_t ptid = thread_id_to_pid (atoi (args));
+               ^
+        ../../W._C._Handy/gdb/gnu-nat.c:2973:7: error: invalid initializer
+
+    Commit 5d5658a1d3c3eb2a09c03f2f0662a1c01963c869 renamed `thread_id_to_pid`
+    to `global_thread_id_to_ptid`.
+
 
 # Build
 
 Here's a log of a binutils-gdb build run; this is from Git commit
-96f9814df23564e16909bb5ba00de4a202c63417 (2015-11-05), plus `PATH_MAX`
-hard-coded in `gdb/remote.c`, run on kepler.SCHWINGE
+9ef9e6a6a0dd8f948708cb67c9afcfd0be40cb0a (2016-02-10), plus `PATH_MAX`
+hard-coded in `gdb/remote.c`, and `global_thread_id_to_ptid` used instead of
+`thread_id_to_pid` in `gdb/gnu-nat.c`, run on kepler.SCHWINGE
 and laplace.SCHWINGE.
 
     $ export LC_ALL=C
@@ -345,7 +358,7 @@ sysroots.  In the GDB build, there are compiler diagnostics reported in the
 MIG-generated stub files; thus no `-Werror` until that is resolved.
 
 This takes up around 1.5 GiB, and runs for [[17 min|performance#measure]] on
-kepler.SCHWINGE and [[26 min|performance#measure]] on laplace.SCHWINGE.
+kepler.SCHWINGE and [[19 min|performance#measure]] on laplace.SCHWINGE.
 
 <!--
 
@@ -451,21 +464,14 @@ formats, and more emulation vectors.
            /* msgt_name = */  MACH_MSG_TYPE_POLYMORPHIC,
                               ^
 
-  * In
-    e49433d22dae92a56ae15a8b5742cbf1f31d5fd1..96f9814df23564e16909bb5ba00de4a202c63417:
-
-        +[...]/tschwinge/W._C._Handy/gas/configure: 12508: test: xunset: unexpected operator
-
-        +[...]/tschwinge/W._C._Handy/ld/configure: 17136: test: xunset: unexpected operator
-
 
 # Install
 
     $ make install 2>&1 | tee log_install
     [...]
 
-This takes up around 220 MiB, and runs for [[1 min|performance#measure]] on
-kepler.SCHWINGE and [[2 min|performance#measure]] on laplace.SCHWINGE.
+This takes up around 220 MiB, and runs for [[0 min|performance#measure]] on
+kepler.SCHWINGE and [[1 min|performance#measure]] on laplace.SCHWINGE.
 
 
 ## Analysis
@@ -480,7 +486,7 @@ kepler.SCHWINGE and [[2 min|performance#measure]] on laplace.SCHWINGE.
     $ make -k check 2>&1 | tee log_test
     [...]
 
-This runs for [[25 min|performance#measure]] on kepler.SCHWINGE and [[79
+This runs for [[26 min|performance#measure]] on kepler.SCHWINGE and [[89
 min|performance#measure]] on laplace.SCHWINGE.
 
 When running `make -k check 2>&1 | tee log_test`, at the end of the testsuite
@@ -1225,6 +1231,73 @@ like `gdb/testsuite/boards/cc-with-tweaks.exp` would help, or setting
 
     TODO.
 
+  * In
+    96f9814df23564e16909bb5ba00de4a202c63417..9ef9e6a6a0dd8f948708cb67c9afcfd0be40cb0a:
+
+        Running [...]/gdb/testsuite/gdb.arch/i386-size-overlap.exp ...
+        [-PASS:-]{+FAIL:+} gdb.arch/i386-size-overlap.exp: run past main
+        PASS: gdb.arch/i386-size-overlap.exp: backtrace shows the outer function
+
+    ..., and:
+
+        Running [...]/gdb/testsuite/gdb.arch/i386-unwind.exp ...
+        [-PASS-]{+FAIL:+} gdb.arch/i386-unwind.exp: run past gdb1435
+        PASS: gdb.arch/i386-unwind.exp: backtrace past gdb1435
+
+        PASS: gdb.cp/cpexprs.exp: list tclass<int>::do_something
+        PASS: gdb.cp/cpexprs.exp: list tclass<long>::do_something
+        PASS: gdb.cp/cpexprs.exp: list tclass<short>::do_something
+        PASS: gdb.cp/cpexprs.exp: list test_function
+        [-PASS:-]{+FAIL: gdb.cp/cpexprs.exp: continue+}
+        {+FAIL:+} gdb.cp/cpexprs.exp: continue to {+test_function for+} base1::a_function
+        [-PASS:-]{+FAIL: gdb.cp/cpexprs.exp: continue+}
+        {+FAIL:+} gdb.cp/cpexprs.exp: continue to {+test_function for+} base1::base1(int)
+        [-PASS:-]{+FAIL: gdb.cp/cpexprs.exp: continue+}
+        [...]
+
+    From a quick look, the problem appears to be that we print `Thread 4 hit
+    Breakpoint 2, test_function [...]`, but the test harness doesn't expect to
+    see the `Thread 4 hit` prefix.
+
+    That might also explain the several other `continue` regressions, where
+    only the `continue` itself "FAILs", but otherwise the test case still
+    works, so the breakpoint has actually been hit as expected.
+
+    System vs new GDB:
+
+        @@ -1,31 +1,27 @@
+        $ [-gdb-]{+gdb/gdb+} -q bfd/doc/chew
+        Reading symbols from bfd/doc/chew...done.
+        (gdb) show version
+        GNU gdb [-(Debian 7.10-1+b1) 7.10-]{+(GDB) 7.10.50.20160210-git+}
+        [...]
+        (gdb) break main
+        Breakpoint 1 at 0x8048730: file ../../../W._C._Handy/bfd/doc/chew.c, line 1494.
+        (gdb) r
+        Starting program: /media/erich/home/thomas/tmp/binutils-gdb/tschwinge/W._C._Handy.build/bfd/doc/chew 
+        [New Thread [-6718.3]-]{+6737.5]+}
+        
+        {+Thread 4 hit+} Breakpoint 1, main (ac=1, av=0x102cda4) at ../../../W._C._Handy/bfd/doc/chew.c:1494
+        1494    {
+        (gdb) info threads
+          Id   Target Id         Frame 
+        [-  3    Thread 6718.3     0x0105d4fc in mach_msg_trap () at /build/glibc-2.22/build-tree/hurd-i386-libc/mach/mach_msg_trap.S:2-]
+        [-* 2    Thread 6718.2     main (ac=1, av=0x102cda4) at ../../../W._C._Handy/bfd/doc/chew.c:1494-]
+          1    bogus thread id 1 Can't fetch registers from thread bogus thread id 1: No such thread
+        (gdb) r
+        The program being debugged has been started already.
+        Start it from the beginning? (y or n) y
+        Starting program: /media/erich/home/thomas/tmp/binutils-gdb/tschwinge/W._C._Handy.build/bfd/doc/chew 
+        [New Thread [-6719.8]-]{+6738.10]+}
+        
+        {+Thread 4 hit+} Breakpoint 1, main (ac=1, av=0x102cda4) at ../../../W._C._Handy/bfd/doc/chew.c:1494
+        1494    {
+        (gdb) info threads 
+          Id   Target Id         Frame 
+          [-5    Thread 6719.8     0x0105d4fc in mach_msg_trap () at /build/glibc-2.22/build-tree/hurd-i386-libc/mach/mach_msg_trap.S:2-]
+        [-* 4    Thread 6719.7     main (ac=1, av=0x102cda4) at ../../../W._C._Handy/bfd/doc/chew.c:1494-]
+        [-  3-]{+1+}    bogus thread id 6 Can't fetch registers from thread bogus thread id 6: No such thread
+
 TODO.
 
 
diff --git a/toolchain/logs b/toolchain/logs
index 71902479..6db8debd 160000
--- a/toolchain/logs
+++ b/toolchain/logs
@@ -1 +1 @@
-Subproject commit 71902479876ef02e098dd2fe4a1988fa0284a777
+Subproject commit 6db8debd7e61ec45153b3611f9224bf650d4a8fc
-- 
cgit v1.2.3