Merge pull request #14872 from taosdata/fix/TS-1640-2.6

fix: resolve memory leak on select interp... where range...

examples/c/makefile

@@ -7,7 +7,6 @@ LFLAGS = '-Wl,-rpath,/usr/local/taos/driver/' -ltaos -lpthread -lm -lrt
 CFLAGS = -O3 -g -Wall -Wno-deprecated -fPIC -Wno-unused-result -Wconversion \
 	-Wno-char-subscripts -D_REENTRANT -Wno-format -D_REENTRANT -DLINUX \
 	-Wno-unused-function -D_M_X64 -I/usr/local/taos/include -std=gnu99 \
-	-I../../../deps/cJson/inc \
 	-Wno-unused-function -D_M_X64 -I/usr/local/taos/include -std=gnu99 \
 	-fsanitize=address -fsanitize=undefined -fno-sanitize-recover=all -fsanitize=float-divide-by-zero -fsanitize=float-cast-overflow -fno-sanitize=null -fno-sanitize=alignment
 

src/query/inc/qSqlparser.h

@@ -97,9 +97,11 @@ typedef struct SIntervalVal {
   SStrToken          offset;
 } SIntervalVal;
 
+typedef struct tSqlExpr tSqlExprTimestamp;
+
 typedef struct SRangeVal {
-  void          *start;
-  void          *end;
+  tSqlExprTimestamp *start;
+  tSqlExprTimestamp *end;
 } SRangeVal;
 
 typedef struct SSessionWindowVal {

src/query/src/qSqlParser.c

@@ -1183,6 +1183,10 @@ void destroySqlNode(SSqlNode *pSqlNode) {
   pSqlNode->fillType = NULL;
 
   tSqlExprDestroy(pSqlNode->pHaving);
+
+  tSqlExprDestroy(pSqlNode->pRange.start);
+  tSqlExprDestroy(pSqlNode->pRange.end);
+
   free(pSqlNode);
 }