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-rw-r--r--arith.c22
1 files changed, 4 insertions, 18 deletions
diff --git a/arith.c b/arith.c
index badc5d84..0f72bf24 100644
--- a/arith.c
+++ b/arith.c
@@ -2361,23 +2361,16 @@ val logand(val a, val b)
{
val c;
- if (zerop(a) || zerop(b))
- return zero;
-
switch (TYPE_PAIR(type(a), type(b))) {
case TYPE_PAIR(NUM, CHR):
case TYPE_PAIR(CHR, NUM):
- if (a == b) {
- return a;
- } else {
+ {
cnum ac = c_n(a);
cnum bc = c_n(b);
return chr(ac & bc);
}
case TYPE_PAIR(NUM, NUM):
- if (a == b) {
- return a;
- } else {
+ {
cnum ac = c_n(a);
cnum bc = c_n(b);
return num_fast(ac & bc);
@@ -2411,23 +2404,16 @@ val logior(val a, val b)
{
val c;
- if (zerop(a) && zerop(b))
- return zero;
-
switch (TYPE_PAIR(type(a), type(b))) {
case TYPE_PAIR(NUM, CHR):
case TYPE_PAIR(CHR, NUM):
- if (a == b) {
- return a;
- } else {
+ {
cnum ac = c_n(a);
cnum bc = c_n(b);
return chr(ac | bc);
}
case TYPE_PAIR(NUM, NUM):
- if (a == b) {
- return a;
- } else {
+ {
cnum ac = c_n(a);
cnum bc = c_n(b);
return num_fast(ac | bc);