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-rw-r--r--open_issues/gcc.mdwn65
1 files changed, 56 insertions, 9 deletions
diff --git a/open_issues/gcc.mdwn b/open_issues/gcc.mdwn
index 245bf305..5a40c43a 100644
--- a/open_issues/gcc.mdwn
+++ b/open_issues/gcc.mdwn
@@ -48,11 +48,27 @@ upstream code, and put it into the local *hurd/boehm-gc/config_backport*
branch, planning to submit it to gcc-patches after testing with the GCC
testsuite.
+ * Check
+
+ * 02e191ba495b4ec87aeb961ff9afdb666287104a
+
+ * ce062771587f6637ce09f79c36e24de691032919
+
+ * a9cc177ef514d6eb39db72c82911fcea2cd70dba
+
+ * 7b8d306d18986cd98808c9ed5d3a696a186dc213
+
+ Looks generally OK.
+
+ * a3a3fd06ae58af9591a95c94245809b0359289ff
+
+ Looks OK.
+
# Configuration
-Last reviewed up to the [[Git mirror's 3457702eb6f8ee22acaee881dc7f783c3aa2fa91
-(2010-12-08) sources|source_repositories/gcc]].
+Last reviewed up to the [[Git mirror's 16774908cf3453bfa0d7142e377539b0a80512f0
+(2011-07-05) sources|source_repositories/gcc]].
<http://gcc.gnu.org/install/configure.html> has documentation for the
`configure` switches.
@@ -72,6 +88,8 @@ Last reviewed up to the [[Git mirror's 3457702eb6f8ee22acaee881dc7f783c3aa2fa91
* `libgomp/configure.tgt`
+ * `libstdc++-v3/config/os/gnu-linux/*`
+
* Etc.
* [[`libmudflap`|libmudflap]].
@@ -87,7 +105,7 @@ Last reviewed up to the [[Git mirror's 3457702eb6f8ee22acaee881dc7f783c3aa2fa91
* GNAT is not yet ported / bootstrapped?
* The Google Go's libgo (introduced in
- e440a3286bc89368b8d3a8fd6accd47191790bf2 (2010-12-03)) apparently needs
+ e440a3286bc89368b8d3a8fd6accd47191790bf2 (2010-12-03)) needs
OS configuration / support.
* `--enable-frame-pointer`
@@ -119,12 +137,23 @@ Last reviewed up to the [[Git mirror's 3457702eb6f8ee22acaee881dc7f783c3aa2fa91
[[IFUNC]]
+ * bdd793b231c5454437e28d91ecda885a83819e66, 2010-12-23, `dl_iterate_phdr`:
+
+ `cross-gnu` says: `checking dl_iterate_phdr in target C library... unknown`
-# TODO
+ Patch also contains `#if defined __linux__`, which likely should be
+ glibc-specific.
-Debian's GCC package has Hurd-specific patches. Some have been forwarded
-upstream (and have been ignored). [[Thomas_Schwinge|tschwinge]] is working on
-getting them integrated.
+ * `gcc/config/t-linux` should be named `gcc/config/t-gnu-user` or similar.
+ Likewise for `gcc/config/i386/t-linux`.
+
+ * `gcc/config/gnu-user.h` defines `*SPLIT_STACK*` macros -- which aren't
+ valid for us (yet), I think.
+
+
+ * Debian's GCC package has Hurd-specific patches. Some have been forwarded
+ upstream (and have been ignored). [[Thomas_Schwinge|tschwinge]] is working
+ on getting them integrated.
* [\[meta-bug\] bootstrap bugs for
\*-gnu\*](http://gcc.gnu.org/bugzilla/show_bug.cgi?id=21824)
@@ -135,8 +164,26 @@ getting them integrated.
* [-fstack-protector shouldn't use TLS in freestanding
mode](http://gcc.gnu.org/bugzilla/show_bug.cgi?id=29838)
- * [Tool chain configuration: GNU/\* sharing stuff with
- GNU/Linux](http://gcc.gnu.org/ml/gcc/2007-11/msg00289.html)
+ * Check before/after Joseph changes. (Should be fine.)
+
+ * 34618b3190c110b8926cc2b1db4b4eac95451995
+
+ What's this used for? (Check ML.) Ask to include i686-pc-gnu (once it is
+ buildable out of the box)? See also
+ 73905b5de0d9a086f22ded7638bb1c0ae1b91326.
+
+ * 1e53920f848bded45425cf0ed9de9e77d5948c1d (fixed in *linux-unwind.h* branch)
+
+ Now unconditionally uses the Linux i386/linux-unwind.h on non-Linux x86
+ architectures in libgcc. Due to `#ifdef` removal in unwind-dw2.c, the
+ header file will always be included. There is now an empty no-unwind.h,
+ which is the default unless overridden. The solutions should be in
+ libgcc/config.host to not set md_unwind_header for non-Linux x86.
+ [Discussion](http://gcc.gnu.org/ml/gcc-patches/2011-06/threads.html#01571).
+
+ * [low, testsuite] 5c7992866145620ffd0bc75b4f23298162b2c17f
+
+ `check_effective_target_pie` should include `*-*-gnu*`, too.
# Build