Taken from upstream.

From 4c2369083c5941ffada100e4a7e4702e681585e3 Mon Sep 17 00:00:00 2001
From: taozuhong <taozuhong@gmail.com>
Date: Tue, 11 Jan 2022 15:03:28 +0800
Subject: [PATCH] fixed compile error

---
 libgda/Gda-6.0-custom.vala |  3 +++
 libgda/sql-parser/lemon.c  | 39 +++++++++++++++++++-------------------
 2 files changed, 22 insertions(+), 20 deletions(-)

diff --git a/libgda/Gda-6.0-custom.vala b/libgda/Gda-6.0-custom.vala
index d046c5c24..4d1408648 100644
--- a/libgda/Gda-6.0-custom.vala
+++ b/libgda/Gda-6.0-custom.vala
@@ -92,7 +92,10 @@ namespace Gda {
 	[CCode (cheader_filename = "libgda.h", copy_function = "g_boxed_copy", free_function = "g_boxed_free", type_id = "gda_sql_statement_get_type ()")]
 	[Compact]
 	public class SqlStatement {
+		#if VALA_0_50
+		#else
 		public static Gda.SqlStatementContentsInfo get_contents_infos (Gda.SqlStatementType type);
+		#endif
 	}
 
 }
diff --git a/libgda/sql-parser/lemon.c b/libgda/sql-parser/lemon.c
index a6fe75bb9..a3c727777 100644
--- a/libgda/sql-parser/lemon.c
+++ b/libgda/sql-parser/lemon.c
@@ -11,6 +11,7 @@
 #include <string.h>
 #include <ctype.h>
 #include <stdlib.h>
+#include <stdint.h>
 #include <assert.h>
 #include <gio/gio.h>
 
@@ -40,7 +41,7 @@ static const char **made_files = NULL;
 static int made_files_count = 0;
 static int successful_exit = 0;
 
-static char *msort(char*,char**,int(*)(const char*,const char*));
+static uintptr_t msort(uintptr_t, uintptr_t*, int(*)(const uintptr_t, const uintptr_t));
 
 /*
 ** Compilers are getting increasingly pedantic about type conversions
@@ -396,8 +397,7 @@ static int actioncmp(
 static struct action *Action_sort(
   struct action *ap
 ){
-  ap = (struct action *)msort((char *)ap,(char **)&ap->next,
-                              (int(*)(const char*,const char*))actioncmp);
+  ap = (struct action *)msort(ap, &ap->next, actioncmp);
   return ap;
 }
 
@@ -1277,14 +1277,14 @@ void Configlist_closure(struct lemon *lemp)
 
 /* Sort the configuration list */
 void Configlist_sort(){
-  current = (struct config *)msort((char *)current,(char **)&(current->next),Configcmp);
+  current = (struct config *)msort(current, &(current->next), Configcmp);
   currentend = 0;
   return;
 }
 
 /* Sort the basis configuration list */
 void Configlist_sortbasis(){
-  basis = (struct config *)msort((char *)current,(char **)&(current->bp),Configcmp);
+  basis = (struct config *)msort(current, &(current->bp), Configcmp);
   basisend = 0;
   return;
 }
@@ -1577,7 +1577,7 @@ int main(G_GNUC_UNUSED int argc, char **argv)
 /*
 ** Return a pointer to the next structure in the linked list.
 */
-#define NEXT(A) (*(char**)(((unsigned long)A)+offset))
+#define NEXT(A) (*(uintptr_t *)(((uintptr_t)A)+offset))
 
 /*
 ** Inputs:
@@ -1594,13 +1594,13 @@ int main(G_GNUC_UNUSED int argc, char **argv)
 **   The "next" pointers for elements in the lists a and b are
 **   changed.
 */
-static char *merge(
-  char *a,
-  char *b,
-  int (*cmp)(const char*,const char*),
-  int offset
+static uintptr_t merge(
+  uintptr_t a,
+  uintptr_t b,
+  int (*cmp)(const uintptr_t, const uintptr_t),
+  uintptr_t offset
 ){
-  char *ptr, *head;
+  uintptr_t ptr, *head;
 
   if( a==0 ){
     head = b;
@@ -1646,16 +1646,15 @@ static char *merge(
 **   The "next" pointers for elements in list are changed.
 */
 #define LISTSIZE 30
-static char *msort(
-  char *list,
-  char **next,
-  int (*cmp)(const char*,const char*)
+static uintptr_t msort(
+  uintptr_t list,
+  uintptr_t *next,
+  int (*cmp)(const uintptr_t, const uintptr_t)
 ){
-  unsigned long offset;
-  char *ep;
-  char *set[LISTSIZE];
+  uintptr_t ep;
+  uintptr_t set[LISTSIZE];
   int i;
-  offset = (unsigned long)next - (unsigned long)list;
+  uintptr_t offset = (uintptr_t)next - (uintptr_t)list;
   for(i=0; i<LISTSIZE; i++) set[i] = 0;
   while( list ){
     ep = list;
-- 
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