might as well make 6g run faster.... go from gcc -O1 to -O2

R=rsc
DELTA=1  (0 added, 0 deleted, 1 changed)
OCL=35023
CL=35049

src/Make.conf

@@ -4,7 +4,7 @@
 
 CC=quietgcc
 LD=quietgcc
-CFLAGS=-ggdb -I$(GOROOT)/include -O1 -fno-inline
+CFLAGS=-ggdb -I$(GOROOT)/include -O2 -fno-inline
 O=o
 YFLAGS=-d
 # GNU Make syntax: