[PATCH 2/2] powerpc: Refuse to build 64-bit with GCC-4.2.0 and CONFIG_MODULES
From: Segher Boessenkool <hidden>
Date: 2007-05-19 16:44:44
Subsystem:
linux for powerpc (32-bit and 64-bit), the rest · Maintainers:
Madhavan Srinivasan, Michael Ellerman, Linus Torvalds
...since this won't work (compiler bug, see <http://gcc.gnu.org/PR31490>). Signed-off-by: Segher Boessenkool <redacted> --- arch/powerpc/Makefile | 8 ++++++++ 1 files changed, 8 insertions(+), 0 deletions(-)
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 6238b58..1447c83 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile@@ -202,6 +202,14 @@ checkbin: false; \ fi ; \ fi + @if test "$(call cc-fullversion)" = "040200" \ + && test "x${CONFIG_MODULES}${CONFIG_PPC64}" = "xyy" ; then \ + echo -n '*** GCC-4.2.0 cannot compile the 64-bit powerpc ' ; \ + echo 'kernel with modules enabled.' ; \ + echo -n '*** Please use a different GCC version or ' ; \ + echo 'disable kernel modules' ; \ + false ; \ + fi @if ! /bin/echo dssall | $(AS) -many -o $(TOUT) >/dev/null 2>&1 ; then \ echo -n '*** ${VERSION}.${PATCHLEVEL} kernels no longer build ' ; \ echo 'correctly with old versions of binutils.' ; \
--
1.5.2.rc0.g4342-dirty