From 4e0664612667db516f1aa0327245ea073590019e Mon Sep 17 00:00:00 2001
From: jingtaoye35 <1255153887@qq.com>
Date: Mon, 14 Oct 2024 18:14:01 +0000
Subject: [PATCH] fix stack not enough in parser

---
 src/sql/parser/parse_node.c                  |  9 ---------
 src/sql/parser/sql_parser_base.h             |  9 ++++-----
 unittest/sql/parser/test_sql_fast_parser.cpp | 11 -----------
 3 files changed, 4 insertions(+), 25 deletions(-)

diff --git a/src/sql/parser/parse_node.c b/src/sql/parser/parse_node.c
index e36c58890..82b7666e4 100644
--- a/src/sql/parser/parse_node.c
+++ b/src/sql/parser/parse_node.c
@@ -994,12 +994,3 @@ ParseNode *adjust_inner_join_inner(int *error_code, ParseNode *inner_join, Parse
   }
   return ret_node;
 }
-
-extern int ob_backtrace_c(void **buffer, int size);
-extern char *parray_c(char *buf, int64_t len, int64_t *array, int size);
-char *parser_lbt(void **addr_buff, const size_t addr_size,
-                 char *str_buff, const size_t str_size)
-{
-  int size = ob_backtrace_c(addr_buff, addr_size);
-  return parray_c(str_buff, str_size, (int64_t *)addr_buff, size);
-}
diff --git a/src/sql/parser/sql_parser_base.h b/src/sql/parser/sql_parser_base.h
index 67a1860b9..9a83f1e65 100644
--- a/src/sql/parser/sql_parser_base.h
+++ b/src/sql/parser/sql_parser_base.h
@@ -69,7 +69,6 @@ extern bool check_real_escape(const struct ObCharsetInfo *cs, char *str, int64_t
                               int64_t last_escape_check_pos);
 
 int add_alias_name(ParseNode *node, ParseResult *result, int end);
-extern char *parser_lbt(void **addr_buff, const size_t addr_size, char *str_buff, const size_t str_size);
 
 #define ISSPACE(c) ((c) == ' ' || (c) == '\n' || (c) == '\r' || (c) == '\t' || (c) == '\f' || (c) == '\v')
 
@@ -141,10 +140,10 @@ do {
   if (OB_UNLIKELY(NULL == val_ptr))                                                \
   {                                                                                \
     ((ParseResult *)yyextra)->extra_errno_ = OB_PARSER_ERR_NO_MEMORY;              \
-    void *addrs[100];                                                              \
-    char buf[1024];                                                                \
-    char *print_str = parser_lbt(addrs, 100, buf, 1024);                           \
-    yyerror(yylloc, yyextra, "No more space for malloc, lbt: %s", print_str);      \
+    yyerror(yylloc, yyextra, "No more space for malloc, start_col:%d, end_col:%d, line:%d", \
+                             ((ParseResult *)yyextra)->start_col_,                  \
+                             ((ParseResult *)yyextra)->end_col_,                   \
+                             ((ParseResult *)yyextra)->line_);                     \
     return ERROR;                                                                  \
   }                                                                                \
 } while (0);
diff --git a/unittest/sql/parser/test_sql_fast_parser.cpp b/unittest/sql/parser/test_sql_fast_parser.cpp
index 118ede7e4..14b6b04d2 100644
--- a/unittest/sql/parser/test_sql_fast_parser.cpp
+++ b/unittest/sql/parser/test_sql_fast_parser.cpp
@@ -65,17 +65,6 @@ bool check_stack_overflow_c()
 {
   return 0;
 }
-
-int ob_backtrace_c(void **buffer, int size)
-{
-  return 0;
-}
-
-char *parray_c(char *buf, int64_t len, int64_t *array, int size)
-{
-  snprintf(buf, 0, "oceanbase");
-  return buf;
-}
 }
 
 using namespace oceanbase::sql;