FW: How to let Linux kernel Makefile generate intermediate *.i files ? It doesn't work to add "EXTRA_CFLAGS += -save-temps" in Makefile and gets "cc: warning: -pipe ignored because -wave-temps specified."

[Liu Wang]

-----Original Message-----
From: Liu Wang 
Sent: Saturday, October 15, 2011 5:42 PM
To: 'gcc-help@gcc.gnu.org'
Subject: How to let Linux kernel Makefile generate intermediate *.i files ? It doesn't work to add "EXTRA_CFLAGS += -save-temps" in Makefile and gets "cc: warning: -pipe ignored because -wave-temps specified."

Sir./Madam,

Appreciate your helping me with the following.

How to let Linux kernel Makefile generate intermediate *.i files ? 
It doesn't work to add "EXTRA_CFLAGS += -save-temps" in Makefile and gets "cc: warning: -pipe ignored because -wave-temps specified."

Sincerely,
Liu Wang