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-rw-r--r--sysdeps/unix/sysv/linux/Makefile8
-rw-r--r--sysdeps/unix/sysv/linux/x86_64/Makefile1
2 files changed, 6 insertions, 3 deletions
diff --git a/sysdeps/unix/sysv/linux/Makefile b/sysdeps/unix/sysv/linux/Makefile
index 17d9238909..3154e180af 100644
--- a/sysdeps/unix/sysv/linux/Makefile
+++ b/sysdeps/unix/sysv/linux/Makefile
@@ -25,7 +25,7 @@ sysdep_headers += sys/mount.h sys/acct.h sys/sysctl.h \
install-others += $(inst_includedir)/bits/syscall.h
# Generate the list of SYS_* macros for the system calls (__NR_* macros).
-# For bi-arch platforms, the CPU/Makefile defines 64bit-predefine and
+# For bi-arch platforms, the CPU/Makefile defines {32,64}bit-predefine and
# we generate a file that uses <bits/wordsize.h>.
$(objpfx)syscall-%.h $(objpfx)syscall-%.d: ../sysdeps/unix/sysv/linux/sys/syscall.h
rm -f $(@:.h=.d)-t
@@ -37,11 +37,13 @@ $(objpfx)syscall-%.h $(objpfx)syscall-%.d: ../sysdeps/unix/sysv/linux/sys/syscal
echo '#endif'; \
echo ''; \
SUNPRO_DEPENDENCIES='$(@:.h=.d)-t $@' \
- $(CC) -E -x c $(sysincludes) $< $(addprefix -U,$(64bit-predefine)) -D_LIBC -dM | \
+ $(CC) -E -x c $(sysincludes) $< $(addprefix -U,$(64bit-predefine)) \
+ $(addprefix -D,$(32bit-predefine)) -D_LIBC -dM | \
sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' | \
LC_ALL=C sort > $(@:.d=.h).new32; \
SUNPRO_DEPENDENCIES='$(@:.h=.d)-t $@' \
- $(CC) -E -x c $(sysincludes) $< $(addprefix -D,$(64bit-predefine)) -D_LIBC -dM | \
+ $(CC) -E -x c $(sysincludes) $< $(addprefix -U,$(64bit-predefine)) \
+ $(addprefix -D,$(64bit-predefine)) -D_LIBC -dM | \
sed -n 's@^#define __NR_\([^ ]*\) .*$$@#define SYS_\1 __NR_\1@p' | \
LC_ALL=C sort > $(@:.d=.h).new64; \
if cmp -s $(@:.d=.h).new32 $(@:.d=.h).new64; then \
diff --git a/sysdeps/unix/sysv/linux/x86_64/Makefile b/sysdeps/unix/sysv/linux/x86_64/Makefile
index 86cfd69ad1..627275db09 100644
--- a/sysdeps/unix/sysv/linux/x86_64/Makefile
+++ b/sysdeps/unix/sysv/linux/x86_64/Makefile
@@ -1,3 +1,4 @@
+32bit-predefine = __i386__
64bit-predefine = __x86_64__
ifeq ($(subdir),misc)