On Tue, 2018-04-03 at 05:52 -0400, Roberto C. Sánchez wrote: > On Mon, Apr 02, 2018 at 01:45:40AM +0100, Ben Hutchings wrote: > > > > I would suggest looking at how non-default compiler versions are built > > in other suites. > > > > Ben. > > > > Hi Ben, > > Could you provide some more specific pointers at what I should look at? > I tried looking at gcc-4.8 in jessie, but I was not able to figure out > what is different about it that makes it only build a subset of the > packages built by gcc-4.9.
I didn't know how it worked, only that it does work. Anyway, I've
looked now and I think you need to apply the following patch:
--- gcc-4.9-4.9.2/debian/rules.conf
+++ gcc-4.9-4.9.2/debian/rules.conf
@@ -392,7 +392,7 @@
# ensure that the common libs, built from the next GCC version are available
ifeq ($(PKGSOURCE),gcc-$(BASE_VERSION))
ifneq ($(with_common_libs),yes)
- BASE_BUILD_DEP = gcc-4.10-base,
+ BASE_BUILD_DEP = gcc-4.7-base,
endif
endif
--- gcc-4.9-4.9.2/debian/rules.defs
+++ gcc-4.9-4.9.2/debian/rules.defs
@@ -373,9 +373,9 @@
# common things ---------------
# build common packages, where package names don't differ in different
# gcc versions (fixincludes, libgcj-common) ...
-with_common_pkgs := yes
+with_common_pkgs := no
# ... and some libraries, which do not change (libgcc1, libssp0).
-with_common_libs := yes
+with_common_libs := no
# XXX: should with_common_libs be "yes" only if this is the default compiler
# version on the targeted arch?
--- END ---
and then run 'debian/rules control' to update debian/control etc.
Ben.
--
Ben Hutchings
The generation of random numbers is too important to be left to chance.
- Robert Coveyou
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