[PARISC] don't unconditionally override CROSS_COMPILE for 64 bit.

The user may wish to set their own value (for real cross compiles). Since the
top level Makefile initialises CROSS_COMPILE to empty by default, we must
check it for being empty (rather than for being defined) before we override.

Reported-by: Paul Gortmaker <paul.gortmaker@windriver.com>
Signed-off-by: James Bottomley <JBottomley@Parallels.com>

authored by James Bottomley and committed by James Bottomley aabb70dc 650275db

Changed files
+4
arch
parisc
+4
arch/parisc/Makefile
··· 31 31 UTS_MACHINE := parisc64 32 32 CHECKFLAGS += -D__LP64__=1 -m64 33 33 WIDTH := 64 34 + 35 + # FIXME: if no default set, should really try to locate dynamically 36 + ifeq ($(CROSS_COMPILE),) 34 37 CROSS_COMPILE := hppa64-linux-gnu- 38 + endif 35 39 else # 32-bit 36 40 WIDTH := 37 41 endif