You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
34 lines
807 B
34 lines
807 B
echo T.recache: test re cache in b.c
|
|
# thanks to ross ridge for this horror
|
|
|
|
awk=${awk-../a.out}
|
|
|
|
echo b >foo1
|
|
$awk '
|
|
BEGIN {
|
|
#
|
|
# Fill up DFA cache with run-time REs that have all been
|
|
# used twice.
|
|
#
|
|
CACHE_SIZE=64
|
|
for(i = 0; i < CACHE_SIZE; i++) {
|
|
for(j = 0; j < 2; j++) {
|
|
"" ~ i "";
|
|
}
|
|
}
|
|
#
|
|
# Now evalutate an expression that uses two run-time REs
|
|
# that have never been used before. The second RE will
|
|
# push the first out of the cache while the first RE is
|
|
# still needed.
|
|
#
|
|
x = "a"
|
|
reg1 = "[Aa]"
|
|
reg2 = "A"
|
|
sub(reg1, x ~ reg2 ? "B" : "b", x)
|
|
|
|
print x
|
|
}
|
|
' >foo2
|
|
diff foo1 foo2 || echo 'BAD: T.recache'
|