From: Bruno Haible <bruno@clisp.org>
Date: Sun, 27 Oct 2019 18:46:51 +0000 (+0100)
Subject: 64-bit mingw port: Verify that pointers fit in 'intptr_t', not 'long'.
X-Git-Tag: cln_1-3-5~25
X-Git-Url: https://www.ginac.de/CLN/cln.git//cln.git?a=commitdiff_plain;h=a4895e4e96996b17ec71c1afc49f580a23bc8e69;p=cln.git

64-bit mingw port: Verify that pointers fit in 'intptr_t', not 'long'.
---

diff --git a/autoconf/intparam.c b/autoconf/intparam.c
index 375ff80..d3b9408 100644
--- a/autoconf/intparam.c
+++ b/autoconf/intparam.c
@@ -10,6 +10,7 @@
 #define ushort os_ushort
 #define uint   os_uint
 #define ulong  os_ulong
+#include <stdint.h>
 #include <stdio.h>
 #undef ulong
 #undef uint
@@ -414,8 +415,8 @@ void main5(void) {
 
 void main6(void) {
 #define check_sizeof_pointer(type,typestr)  \
-  { if (!(sizeof(type) <= sizeof(long)))                                 \
-      printf("#error \"Type %s does not fit into a long!!\"\n",typestr); \
+  { if (!(sizeof(type) <= sizeof(intptr_t)))                                  \
+      printf("#error \"Type %s does not fit into an intptr_t!!\"\n",typestr); \
   }
   check_sizeof_pointer(char*,"char *");
   check_sizeof_pointer(long*,"long *");
diff --git a/m4/intparam.m4 b/m4/intparam.m4
index d8536b2..d7830b0 100644
--- a/m4/intparam.m4
+++ b/m4/intparam.m4
@@ -113,8 +113,8 @@ AC_DEFUN([CL_INTPARAM_CROSS],
         echo "#error \"Integer types long long and unsigned long long have different sizes!!\""
       fi
     fi
-    AC_TRY_COMPILE([], [static_assert(sizeof(char*) <= sizeof(long), "");],
-      [], [echo "#error \"Type char * does not fit into a long!!\""])
+    AC_TRY_COMPILE([], [static_assert(sizeof(char*) <= sizeof(intptr_t), "");],
+      [], [echo "#error \"Type char * does not fit into an intptr_t!!\""])
     _AC_COMPUTE_INT([sizeof (char *)], [pointer_size])
     pointer_bitsize=`expr $pointer_size '*' $char_bitsize`
     echo "/* Pointers of type char * have $pointer_bitsize bits. */"