GNU bug report logs - #24416
avr-gcc@5 is broken

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From: Danny Milosavljevic <dannym <at> scratchpost.org>
To: "Thompson, David" <dthompson2 <at> worcester.edu>
Cc: 24416 <at> debbugs.gnu.org
Subject: bug#24416: [PATCH] gnu: avr-gcc: Fix compiler lookup paths.
Date: Fri, 22 Dec 2017 15:45:40 +0100

* gnu/packages/avr.scm (avr-gcc-4.9): Use CROSS_C*_INCLUDE_PATH (like
cross-base does).
(avr-gcc-5)[source]: Apply patch "gcc-cross-environment-variables.patch".
---
 gnu/packages/avr.scm | 16 ++++++++++++++--
 1 file changed, 14 insertions(+), 2 deletions(-)

diff --git a/gnu/packages/avr.scm b/gnu/packages/avr.scm
index ecb7cd19a..60bcbe754 100644
--- a/gnu/packages/avr.scm
+++ b/gnu/packages/avr.scm
@@ -61,7 +61,16 @@
           `(delete "--disable-multilib" ,flags))))
       (native-search-paths
        (list (search-path-specification
-              (variable "CROSS_CPATH")
+              (variable "CROSS_C_INCLUDE_PATH")
+              (files '("avr/include")))
+             (search-path-specification
+              (variable "CROSS_CPLUS_INCLUDE_PATH")
+              (files '("avr/include")))
+             (search-path-specification
+              (variable "CROSS_OBJC_INCLUDE_PATH")
+              (files '("avr/include")))
+             (search-path-specification
+              (variable "CROSS_OBJCPLUS_INCLUDE_PATH")
               (files '("avr/include")))
              (search-path-specification
               (variable "CROSS_LIBRARY_PATH")
@@ -71,7 +80,10 @@
   (package
     (inherit avr-gcc-4.9)
     (version (package-version gcc-5))
-    (source (package-source gcc-5))))
+    (source (origin
+              (inherit (package-source gcc-5))
+              (patches (append (origin-patches (package-source gcc-5))
+                               (search-patches "gcc-cross-environment-variables.patch")))))))
 
 (define (avr-libc avr-gcc)
   (package

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