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-rw-r--r--mach/Machrules3
-rw-r--r--mach/Makefile3
2 files changed, 4 insertions, 2 deletions
diff --git a/mach/Machrules b/mach/Machrules
index 90a7fcbae5..c575862d83 100644
--- a/mach/Machrules
+++ b/mach/Machrules
@@ -135,7 +135,8 @@ $(patsubst %,$(objpfx)%.udeps,$(user-interfaces)):
$(objpfx)%.udeps: $(..)mach/Machrules
$(make-target-directory)
$(include-%.defs) | \
- $(CC) $(CPPFLAGS) -M -x c - | \
+# We must use $(CFLAGS) to get -O flags that affect #if's in header files.
+ $(CC) $(CFLAGS) $(CPPFLAGS) -M -x c - | \
sed -e 's,- *:,$@ $(@:.udeps=.ustamp) $(@:.udeps=.uh) $(@:.udeps=.__h)\
$(@:.udeps=_server.c) $(@:.udeps=_server.h):,' \
$(sed-remove-objpfx) > $@.new
diff --git a/mach/Makefile b/mach/Makefile
index 7e32034bc4..444c2ed144 100644
--- a/mach/Makefile
+++ b/mach/Makefile
@@ -72,7 +72,8 @@ $(objpfx)mach-syscalls.mk: syscalls.awk Makefile
$(make-target-directory)
echo '#include <mach/syscall_sw.h>' | \
DEPENDENCIES_OUTPUT='$@-dep $@' \
- $(CC) $(CPPFLAGS) -E -x c-header - \
+# We must use $(CFLAGS) to get -O flags that affect #if's in header files.
+ $(CC) $(CFLAGS) $(CPPFLAGS) -E -x c-header - \
-D_MACH_`echo $(base-machine) | tr a-z A-Z`_SYSCALL_SW_H_=1 | \
sed -n -e 's/^kernel_trap(\(.*\),\([-0-9]*\),\([0-9]*\))$$/\1 \2 \3/p'\
| $(AWK) -f $< > $@-new