(decode_coding_utf_8): Check byte_after_cr before breaking the loop.

(decode_coding_utf_16, decode_coding_emacs_mule)
(decode_coding_iso_2022, decode_coding_sjis, decode_coding_big5)
(decode_coding_charset): Likewise.

1 files changed, 35 insertions, 7 deletions

diff --git a/src/coding.c b/src/coding.c
index 869a2715640..1e86ae8f777 100644
--- a/src/coding.c
+++ b/src/coding.c
@@ -1376,7 +1376,11 @@ decode_coding_utf_8 (coding)
       consumed_chars_base = consumed_chars;
 
       if (charbuf >= charbuf_end)
-        break;
+        {
+          if (byte_after_cr >= 0)
+            src_base--;
+          break;
+        }
 
       if (byte_after_cr >= 0)
         c1 = byte_after_cr, byte_after_cr = -1;
@@ -1682,7 +1686,11 @@ decode_coding_utf_16 (coding)
       consumed_chars_base = consumed_chars;
 
       if (charbuf + 2 >= charbuf_end)
-        break;
+        {
+          if (byte_after_cr1 >= 0)
+            src_base -= 2;
+          break;
+        }
 
       if (byte_after_cr1 >= 0)
         c1 = byte_after_cr1, byte_after_cr1 = -1;
@@ -2286,7 +2294,11 @@ decode_coding_emacs_mule (coding)
       consumed_chars_base = consumed_chars;
 
       if (charbuf >= charbuf_end)
-        break;
+        {
+          if (byte_after_cr >= 0)
+            src_base--;
+          break;
+        }
 
       if (byte_after_cr >= 0)
         c = byte_after_cr, byte_after_cr = -1;
@@ -3197,7 +3209,11 @@ decode_coding_iso_2022 (coding)
       consumed_chars_base = consumed_chars;
 
       if (charbuf >= charbuf_end)
-        break;
+        {
+          if (byte_after_cr >= 0)
+            src_base--;
+          break;
+        }
 
       if (byte_after_cr >= 0)
         c1 = byte_after_cr, byte_after_cr = -1;
@@ -4371,7 +4387,11 @@ decode_coding_sjis (coding)
       consumed_chars_base = consumed_chars;
 
       if (charbuf >= charbuf_end)
-        break;
+        {
+          if (byte_after_cr >= 0)
+            src_base--;
+          break;
+        }
 
       if (byte_after_cr >= 0)
         c = byte_after_cr, byte_after_cr = -1;
@@ -4479,7 +4499,11 @@ decode_coding_big5 (coding)
       consumed_chars_base = consumed_chars;
 
       if (charbuf >= charbuf_end)
-        break;
+        {
+          if (byte_after_cr >= 0)
+            src_base--;
+          break;
+        }
 
       if (byte_after_cr >= 0)
         c = byte_after_cr, byte_after_cr = -1;
@@ -5144,7 +5168,11 @@ decode_coding_charset (coding)
       consumed_chars_base = consumed_chars;
 
       if (charbuf >= charbuf_end)
-        break;
+        {
+          if (byte_after_cr >= 0)
+            src_base--;
+          break;
+        }
 
       if (byte_after_cr >= 0)
         {