(LIBGCC2_DEBUG_CFLAGS): New macro.

(LIBGCC2_CFLAGS): Use it.

From-SVN: r13631

gcc/Makefile.in

@@ -257,7 +257,8 @@ LIBGCC2 = libgcc2.a
 # -g1 causes output of debug info only for file-scope entities.
 # we use this here because that should be enough, and also
 # so that -g1 will be tested.
-LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(TARGET_LIBGCC2_CFLAGS) -g1 -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED
+LIBGCC2_DEBUG_CFLAGS = -g1
+LIBGCC2_CFLAGS = -O2 $(LIBGCC2_INCLUDES) $(GCC_CFLAGS) $(TARGET_LIBGCC2_CFLAGS) $(LIBGCC2_DEBUG_CFLAGS) -DIN_LIBGCC2 -D__GCC_FLOAT_NOT_NEEDED
 
 # Additional options to use when compiling libgcc2.a.
 # Some targets override this to -Iinclude