Add tests so that the "coverage-sorter" test permutation covers all branches in vdbesort.c. Fix a few minor problems in the same file.

FossilOrigin-Name: bde28b702dabd02269e333535cc41481351c5efc

1 files changed, 10 insertions, 0 deletions

diff --git a/src/threads.c b/src/threads.c
index 64975801b..6b59ce90d 100644
--- a/src/threads.c
+++ b/src/threads.c
@@ -208,6 +208,7 @@ int sqlite3ThreadCreate(
 
 /* Get the results of the thread */
 int sqlite3ThreadJoin(SQLiteThread *p, void **ppOut){
+
   assert( ppOut!=0 );
   if( p==0 ) return SQLITE_NOMEM;
   if( p->xTask ){
@@ -216,6 +217,15 @@ int sqlite3ThreadJoin(SQLiteThread *p, void **ppOut){
     *ppOut = p->pResult;
   }
   sqlite3_free(p);
+
+#if defined(SQLITE_TEST)
+  {
+    void *pTstAlloc = sqlite3Malloc(10);
+    if (!pTstAlloc) return SQLITE_NOMEM;
+    sqlite3_free(pTstAlloc);
+  }
+#endif
+
   return SQLITE_OK;
 }