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authorEfraim Flashner <efraim@flashner.co.il>2018-01-17 22:08:01 +0200
committerEfraim Flashner <efraim@flashner.co.il>2018-01-18 08:59:20 +0200
commit809b0a90446ccae1a7d79165962f4e377f6342fe (patch)
treea3f54ddcf95c81c3b40660e53122e4365f95ce5e /gnu/packages
parent491f7fc023ed546ca1fd08433fd0589b8b747703 (diff)
gnu: gcc@4.9: Fix building with glibc@2.26.
* gnu/packages/gcc.scm (gcc@4.9)[source]: Add snippet to adjust linux-unwind.h to changes in glibc. * gnu/packages/commencement.scm (gcc-for-libstdc++): New variable. (libstdc++-boot0): Inherit from gcc-for-libstdc++, update note.
Diffstat (limited to 'gnu/packages')
-rw-r--r--gnu/packages/commencement.scm22
-rw-r--r--gnu/packages/gcc.scm15
2 files changed, 32 insertions, 5 deletions
diff --git a/gnu/packages/commencement.scm b/gnu/packages/commencement.scm
index aeacade21c..e21d58e5c9 100644
--- a/gnu/packages/commencement.scm
+++ b/gnu/packages/commencement.scm
@@ -3,7 +3,7 @@
;;; Copyright © 2014 Andreas Enge <andreas@enge.fr>
;;; Copyright © 2012 Nikita Karetnikov <nikita@karetnikov.org>
;;; Copyright © 2014, 2015, 2017 Mark H Weaver <mhw@netris.org>
-;;; Copyright © 2017 Efraim Flashner <efraim@flashner.co.il>
+;;; Copyright © 2017, 2018 Efraim Flashner <efraim@flashner.co.il>
;;;
;;; This file is part of GNU Guix.
;;;
@@ -173,12 +173,28 @@
,cf)))))
(inputs %boot0-inputs))))
+;; gcc-4.9 was fixed late in the core-update cycle and so this GCC is only
+;; needed to prevent a full world rebuild, and can be replaced with gcc-4.9.
+(define gcc-for-libstdc++
+ (package (inherit gcc-4.9)
+ (version "4.9.4")
+ (source (origin
+ (method url-fetch)
+ (uri (string-append "mirror://gnu/gcc/gcc-"
+ version "/gcc-" version ".tar.bz2"))
+ (sha256
+ (base32
+ "14l06m7nvcvb0igkbip58x59w3nq6315k6jcz3wr9ch1rn9d44bc"))
+ (patches (search-patches "gcc-arm-bug-71399.patch"
+ "gcc-libvtv-runpath.patch"
+ "gcc-fix-texi2pod.patch"))))))
+
(define libstdc++-boot0
;; GCC's libcc1 is always built as a shared library (the top-level
;; 'Makefile.def' forcefully adds --enable-shared) and thus needs to refer
;; to libstdc++.so. We cannot build libstdc++-5.3 because it relies on
- ;; C++14 features missing in our bootstrap compiler.
- (let ((lib (package-with-bootstrap-guile (make-libstdc++ gcc-4.9))))
+ ;; C++14 features missing in some of our bootstrap compilers.
+ (let ((lib (package-with-bootstrap-guile (make-libstdc++ gcc-for-libstdc++))))
(package
(inherit lib)
(name "libstdc++-boot0")
diff --git a/gnu/packages/gcc.scm b/gnu/packages/gcc.scm
index 350a9bd3fb..302064f78a 100644
--- a/gnu/packages/gcc.scm
+++ b/gnu/packages/gcc.scm
@@ -3,7 +3,7 @@
;;; Copyright © 2014, 2015 Mark H Weaver <mhw@netris.org>
;;; Copyright © 2014, 2015, 2016, 2017 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2015 Andreas Enge <andreas@enge.fr>
-;;; Copyright © 2015, 2016, 2017 Efraim Flashner <efraim@flashner.co.il>
+;;; Copyright © 2015, 2016, 2017, 2018 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2016 Carlos Sánchez de La Lama <csanchezdll@gmail.com>
;;;
;;; This file is part of GNU Guix.
@@ -394,7 +394,18 @@ Go. It also includes runtime support libraries for these languages.")
"14l06m7nvcvb0igkbip58x59w3nq6315k6jcz3wr9ch1rn9d44bc"))
(patches (search-patches "gcc-arm-bug-71399.patch"
"gcc-libvtv-runpath.patch"
- "gcc-fix-texi2pod.patch"))))
+ "gcc-fix-texi2pod.patch"))
+ (modules '((guix build utils)))
+ ;; This is required for building with glibc-2.26.
+ ;; https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81712
+ (snippet
+ '(for-each
+ (lambda (dir)
+ (substitute* (string-append "libgcc/config/"
+ dir "/linux-unwind.h")
+ (("struct ucontext") "ucontext_t")))
+ '("aarch64" "alpha" "bfin" "i386" "m68k" "nios2"
+ "pa" "sh" "tilepro" "xtensa")))))
;; Override inherited texinfo-5 with latest version.
(native-inputs `(("perl" ,perl) ;for manpages
("texinfo" ,texinfo)))))