location: fix EOF check

* location.c (location_caret): Use int, not char, for values from
getc.

diff --git a/src/location.c b/src/location.c
index 662b2a12a07bde5c07b0fabbd698a1661d3ad0f7..c873dccdbb0be17682c8eada5f7fb0102407fea3 100644 (file)
--- a/src/location.c
+++ b/src/location.c
@@ -188,7 +188,7 @@ location_caret (location loc, FILE *out)
   /* Read the actual line.  Don't update the offset, so that we keep a pointer
      to the start of the line.  */
   {
   /* Read the actual line.  Don't update the offset, so that we keep a pointer
      to the start of the line.  */
   {

-    char c = getc (caret_info.source);
+    int c = getc (caret_info.source);

     if (c != EOF)
       {
         /* Quote the file, indent by a single column.  */
     if (c != EOF)
       {
         /* Quote the file, indent by a single column.  */