From 11a68c946912b7c9edfcbdb1345d26baf70e2c99 Mon Sep 17 00:00:00 2001
From: Tyge Løvset <tylo@norceresearch.no>
Date: Thu, 4 Feb 2021 09:03:30 +0100
Subject: Removed some unneeded tests.

---
 examples/csmap_ex.c | 9 +++------
 stc/csmap.h         | 5 ++---
 2 files changed, 5 insertions(+), 9 deletions(-)

diff --git a/examples/csmap_ex.c b/examples/csmap_ex.c
index 7e4eb7c4..7b3692ed 100644
--- a/examples/csmap_ex.c
+++ b/examples/csmap_ex.c
@@ -21,15 +21,12 @@ int main(int argc, char **argv)
     c_forrange (i, n) {
         uint64_t val = stc64_random() & mask;
         csmap_i_emplace(&map, val, i);
-        if (!csmap_i_contains(&map, val)) {
-            printf("Not found: %zu, %zu: ", i, val);
-        }
     }
     printf("size %zu\n\n", csmap_i_size(map));
     stc64_srandom(seed);
     c_forrange (n - 20)
         csmap_i_erase(&map, stc64_random() & mask);
-        
+
     size_t val = 500000;
     csmap_i_emplace(&map, val, 5);
 
@@ -39,7 +36,7 @@ int main(int argc, char **argv)
 
     csmap_i_find_it(&map, val, &it);
     printf("\nmin/max: %d -- %d: found: %d. size: %zu\n", csmap_i_front(&map)->first,
-                                                          csmap_i_back(&map)->first, 
+                                                          csmap_i_back(&map)->first,
                                                           it.ref->first,
                                                           csmap_i_size(map));
     c_foreach (i, csmap_i, it, csmap_i_end(&map))
@@ -53,6 +50,6 @@ int main(int argc, char **argv)
 
     c_foreach (i, csset_str, shouts)
         printf("shout: %s\n", i.ref->str);
-    
+
     csset_str_del(&shouts);
 }
diff --git a/stc/csmap.h b/stc/csmap.h
index 20889573..4edbb277 100644
--- a/stc/csmap.h
+++ b/stc/csmap.h
@@ -391,7 +391,7 @@ int main(void) {
     } \
     static C##_##X##_size_t \
     C##_##X##_split_(C##_##X##_node_t *d, C##_##X##_size_t tn) { \
-        if (tn && d[d[d[tn].link[1]].link[1]].level == d[tn].level) { \
+        if (d[d[d[tn].link[1]].link[1]].level == d[tn].level) { \
             C##_##X##_size_t tmp = d[tn].link[1]; \
             d[tn].link[1] = d[tmp].link[0]; \
             d[tmp].link[0] = tn; \
@@ -462,12 +462,11 @@ int main(void) {
         if (d[d[tn].link[0]].level < d[tn].level - 1 || d[tx].level < d[tn].level - 1) { \
             if (d[tx].level > --d[tn].level) \
                 d[tx].level = d[tn].level; \
-            if ((tn = C##_##X##_skew_(d, tn))) { \
+                                tn = C##_##X##_skew_(d, tn); \
                 tx = d[tn].link[1] = C##_##X##_skew_(d, d[tn].link[1]); \
                      d[tx].link[1] = C##_##X##_skew_(d, d[tx].link[1]); \
                                 tn = C##_##X##_split_(d, tn); \
                      d[tn].link[1] = C##_##X##_split_(d, d[tn].link[1]); \
-            } \
         } \
         return tn; \
     } \
-- 
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