[powerpc,ppc64] Add versioned build-dependency on gcc-4.8

Compiler changes have resulted in a different kernel module ABI.
[powerpc] Bump ABI to 1a as 3.14.2-1 was built with an older compiler.

svn path=/dists/sid/linux/; revision=21327

debian/changelog

@@ -112,6 +112,9 @@ linux (3.14.4-1) UNRELEASED; urgency=medium
   * net: ipv4: current group_info should be put after using. (CVE-2014-2851)
   * filter: prevent nla extensions to peek beyond the end of the message
     (CVE-2014-3144, CVE-2014-3145)
+  * [powerpc,ppc64] Add versioned build-dependency on gcc-4.8, as compiler
+    changes have resulted in a different kernel module ABI
+    - [powerpc] Bump ABI to 1a as 3.14.2-1 was built with an older compiler
 
  -- Ben Hutchings <ben@decadent.org.uk>  Thu, 01 May 2014 01:50:30 +0100
 

debian/config/powerpc/defines

@@ -1,3 +1,6 @@
+[abi]
+abiname: 1a
+
 [base]
 flavours:
  powerpc
@@ -13,6 +16,11 @@ configs:
 suggests: mkvmlinuz
 install-stem: vmlinux
 
+[relations]
+# Some compiler change between 4.8.2-14 and -21 caused a ABI change
+# for 64-bit kernels.  Make sure we consistently build with the new ABI.
+gcc-4.8: gcc-4.8 (>= 4.8.2-21)
+
 [powerpc_description]
 hardware: uniprocessor 32-bit PowerPC
 

debian/config/ppc64/defines

@@ -11,6 +11,11 @@ configs:
 suggests: mkvmlinuz
 install-stem: vmlinux
 
+[relations]
+# Some compiler change between 4.8.2-14 and -21 caused a ABI change
+# for 64-bit kernels.  Make sure we consistently build with the new ABI.
+gcc-4.8: gcc-4.8 (>= 4.8.2-21)
+
 [powerpc64_description]
 hardware: 64-bit PowerPC