1 files changed, 3 insertions, 1 deletions

diff --git a/src/callproc.c b/src/callproc.c
index e90423e4dbe..0de906c5879 100644
--- a/src/callproc.c
+++ b/src/callproc.c
@@ -391,8 +391,10 @@ If you quit, the process is killed with SIGINT, or SIGKILL if you quit again.")
             int size = encoding_buffer_size (&argument_coding,
                                              XSTRING (args[i])->size);
             int produced, dummy;
+            unsigned char *dummy = (unsigned char *) alloca (size);
 
-            new_argv[i - 3] = (unsigned char *) alloca (size);
+            /* The Irix 4.0 compiler barfs if we eliminate dummy.  */
+            new_argv[i - 3] = dummy;
             produced = encode_coding (&argument_coding,
                                       XSTRING (args[i])->data, new_argv[i - 3],
                                       XSTRING (args[i])->size, size, &dummy);