[glib: 4/8] Fix several signedness warnings in gio/tests/converter-stream.c:g_compressor_converter_convert()

[Philip Withnall <pwithnall src gnome org>]

commit 56e25d81f6b5727c264ee9b100a77c6dc18d5ae6
Author: Emmanuel Fleury <emmanuel fleury gmail com>
Date:   Tue Nov 17 23:56:30 2020 +0100

    Fix several signedness warnings in gio/tests/converter-stream.c:g_compressor_converter_convert()
    
    gio/tests/converter-stream.c: In function ‘g_compressor_converter_convert’:
    gio/tests/converter-stream.c:234:23: error: comparison of integer expressions of different signedness: 
‘long int’ and ‘gsize’ {aka ‘long unsigned int’}
      234 |       if (in_end - in < block_size)
          |                       ^
    gio/tests/converter-stream.c:244:21: error: comparison of integer expressions of different signedness: 
‘int’ and ‘gsize’ {aka ‘long unsigned int’}
      244 |       for (i = 0; i < block_size; i++)
          |                     ^
    gio/tests/converter-stream.c:257:33: error: comparison of integer expressions of different signedness: 
‘long int’ and ‘gsize’ {aka ‘long unsigned int’}
      257 |       if (v == 0 && in_end - in == block_size && (flags & G_CONVERTER_INPUT_AT_END) == 0)
          |                                 ^~

 gio/tests/converter-stream.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)
---
diff --git a/gio/tests/converter-stream.c b/gio/tests/converter-stream.c
index 2c2a4ed01..254fe8a22 100644
--- a/gio/tests/converter-stream.c
+++ b/gio/tests/converter-stream.c
@@ -210,7 +210,7 @@ g_compressor_converter_convert (GConverter *converter,
 {
   const guint8 *in, *in_end;
   guint8 v, *out;
-  int i;
+  gsize i;
   gsize block_size;
 
   in = inbuf;
@@ -231,7 +231,7 @@ g_compressor_converter_convert (GConverter *converter,
        block_size = v * 1000;
 
       /* Not enough data */
-      if (in_end - in < block_size)
+      if ((gsize) (in_end - in) < block_size)
        {
          if (*bytes_read > 0)
            break;
@@ -254,7 +254,7 @@ g_compressor_converter_convert (GConverter *converter,
            }
        }
 
-      if (v == 0 && in_end - in == block_size && (flags & G_CONVERTER_INPUT_AT_END) == 0)
+      if (v == 0 && (gsize) (in_end - in) == block_size && (flags & G_CONVERTER_INPUT_AT_END) == 0)
        {
          if (*bytes_read > 0)
            break;