Shinya 

>>  PLATFORM_RELFLAGS += -ffixed-d7 -msep-data -ifeq ($(findstring 
>> 4.2,$(shell $(CC) --version)),4.2)
>> +ifeq ($(findstring 4.2,$(shell $(CROSS_COMPILE)gcc --version)),4.2)
>>  PLATFORM_CPPFLAGS += -mcpu=5208 -fPIC  else  PLATFORM_CPPFLAGS += 
>> -m5307 -fPIC

> Let me make sure the intention of this change. With or without this
change,
> we can always evaluate $(CROSS_COMPILE)gcc --version, right?
> Or am I missing something?
Yes, we can always evaluate $(CROSS_COMPILE)gcc --version, but not
$(CC)gcc --version. The changed was from $(CC) to $(CROSS_COMPILE). This
issue does not affect if compiler version is 4.1-xx and using Fedora 3
and above, and compiler version is 4.2-xx and using only Fedora 3. But,
it will show compiling error if compiler version is 4.2-xx and using
Fedora 4 and above.

The information will retrieve correctly from GCC when compiling the
source code to object code. Until, when it starts linking the all the
libs and objs, it retrieves the incorrect information from GCC and
select the other PLATFORM_CPPFLAGS and causing linking errors.

>
> There are several $(CC)/$(AR)/$(AS)/$(CPP) users in cpu/*/Makefile &
cpu/*/config.mk.
> I'm wondering whether we need to fix all these usages or not.
No. Only in cpu/*/config.mk with ifeq (condition) PLATFORM_CPPFLAGS +=
... else PLATFORM_CPPFLAGS += ...

Regards,
TsiChung

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