* print.c (Fredirect_debugging_output): Fix pointer signedess.

2 files changed, 3 insertions, 1 deletions

diff --git a/src/ChangeLog b/src/ChangeLog
index 5f02fa1188d..690a585b641 100644
--- a/src/ChangeLog
+++ b/src/ChangeLog
@@ -1,5 +1,7 @@
 2011-03-16  Paul Eggert  <eggert@cs.ucla.edu>
 
+        * print.c (Fredirect_debugging_output): Fix pointer signedess.
+
         * lisp.h (debug_output_compilation_hack): Add decl here, to avoid
         warning when compiling print.c.
 
diff --git a/src/print.c b/src/print.c
index 29a4bfab790..b2e5965cd1c 100644
--- a/src/print.c
+++ b/src/print.c
@@ -854,7 +854,7 @@ append to existing target file.  */)
     {
       file = Fexpand_file_name (file, Qnil);
       initial_stderr_stream = stderr;
-      stderr = fopen (SDATA (file), NILP (append) ? "w" : "a");
+      stderr = fopen (SSDATA (file), NILP (append) ? "w" : "a");
       if (stderr == NULL)
         {
           stderr = initial_stderr_stream;