From b62753218822eda4844619e183b24c2c1c0f631c Mon Sep 17 00:00:00 2001
From: Thomas Schwinge <thomas@codesourcery.com>
Date: Fri, 14 Jun 2013 15:23:02 +0200
Subject: open_issues/gdb: Use GCC 4.8.

---
 open_issues/gdb.mdwn | 31 ++++++++++++++++++++++---------
 1 file changed, 22 insertions(+), 9 deletions(-)

(limited to 'open_issues')

diff --git a/open_issues/gdb.mdwn b/open_issues/gdb.mdwn
index 2cebf04a..67a38e96 100644
--- a/open_issues/gdb.mdwn
+++ b/open_issues/gdb.mdwn
@@ -75,7 +75,7 @@ commit 9799ab54486adf49a50e5aadd9f5e6bc03db6123 (2013-06-13), run on
 kepler.SCHWINGE and coulomb.SCHWINGE.
 
     $ export LC_ALL=C
-    $ ../Ferry_Tagscherer/configure --prefix="$PWD".install SHELL=/bin/dash CC=gcc-4.7 CXX=g++-4.7 --disable-werror 2>&1 | tee log_build
+    $ ../Ferry_Tagscherer/configure --prefix="$PWD".install SHELL=/bin/dash CC=gcc-4.8 CXX=g++-4.8 --disable-werror 2>&1 | tee log_build
     [...]
     $ make 2>&1 | tee log_build_
     [...]
@@ -87,7 +87,7 @@ There are several occurences of *error: dereferencing type-punned pointer will
 break strict-aliasing rules* in the MIG-generated stub files; thus no `-Werror`
 until that is resolved ([[strict_aliasing]]).
 
-This takes up around 230 MiB and needs roughly 8 min on kepler.SCHWINGE and 25
+This takes up around 230 MiB and needs roughly 8 min on kepler.SCHWINGE and 28
 min on coulomb.SCHWINGE.
 
 <!--
@@ -168,11 +168,6 @@ formats and more emulation vectors.
         exc_request_S.c:157:24: warning: no previous prototype for 'exc_server' []
         exc_request_S.c:193:28: warning: no previous prototype for 'exc_server_routine' []
 
-  * `dlopen`/`-ldl`
-
-        -checking for library containing dlopen... none required
-        +checking for library containing dlopen... -ldl
-
   * `O_NOFOLLOW`
 
     First seen in
@@ -183,8 +178,6 @@ formats and more emulation vectors.
 
     [[!taglink open_issue_glibc]]?
 
-  * Why does GNU/Linux have an additional `-ldl -rdynamic` when linking `gdb`?
-
   * 00e1c4298d2b6fe040a9a970e98349602b12ddbf..6b25dae901ddedb3f330803542d3eac73cdcae4b:
 
         +../../Ferry_Tagscherer/gdb/gnu-nat.c: In function 'info_port_rights':
@@ -229,6 +222,12 @@ GNU/Hurd, these generally are `gdb.multi/watchpoint-multi`, and an unknown
 
 ## Analysis
 
+The testsuite uses the system's default `gcc` (and similar) compilers, not
+those specified on the `configure` line ([[!taglink open_issue_gdb]]?), see
+`find_gcc` (and similar) usage in the testsuite and DejaGnu.  Maybe something
+like `gdb/testsuite/boards/cc-with-tweaks.exp` would help, or setting
+`CC_FOR_TARGET` (and similar) per `gdb/testsuite/lib/future.exp`?
+
     $ toolchain/logs/process gdb test
 
   * `gdb.base/attach-pie-misread.exp`
@@ -526,4 +525,18 @@ GNU/Hurd, these generally are `gdb.multi/watchpoint-multi`, and an unknown
 
     TODO.
 
+  * `gdb.base/restore.exp`, `gdb.base/store.exp`
+
+    Several FAILs, starting with GCC 4.8 usage:
+
+        (gdb) PASS: gdb.base/restore.exp: caller3 calls callee1; return callee now
+        print l1
+        $16 = <optimized out>
+        (gdb) FAIL: gdb.base/restore.exp: caller3 calls callee1; return restored l1 to 32492
+
+    [[!GCC_PR 55056]], [[!message-id
+    "20130126202645.GA4888@host2.jankratochvil.net"]], and maybe [[!message-id
+    "CAO2gOZXvCLdaKE2=ZKpjGVGq8A0wQ94-AUo7eKvvWHWncrU_yg@mail.gmail.com"]] look
+    related.
+
 TODO.
-- 
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