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[gnulib.git] / lib / quotearg.c

diff --git a/lib/quotearg.c b/lib/quotearg.c
index eef237f..1d1b543 100644 (file)
--- a/lib/quotearg.c
+++ b/lib/quotearg.c
@@ -19,7 +19,7 @@
 
 /* Written by Paul Eggert <eggert@twinsun.com> */
 
-#if HAVE_CONFIG_H
+#ifdef HAVE_CONFIG_H
 # include <config.h>
 #endif
 
@@ -586,7 +586,12 @@ quotearg_n_options (int n, char const *arg, size_t argsize,
 
   if (nslots <= n0)
     {
-      unsigned int n1 = n0 + 1;
+      /* FIXME: technically, the type of n1 should be `unsigned int',
+        but that evokes an unsuppressible warning from gcc-4.0.1 and
+        older.  If gcc ever provides an option to suppress that warning,
+        revert to the original type, so that the test in xalloc_oversized
+        is once again performed only at compile time.  */
+      size_t n1 = n0 + 1;
 
       if (xalloc_oversized (n1, sizeof *slotvec))
        xalloc_die ();