* cccp.c (new_include_prefix): Correctly handle -I./.

From-SVN: r17886

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index d0f258ff2607996f711809260727898bda62ce21..7ac40d5b935a648fbbce3e59f77eeddd7ed3b8eb 100644 (file)
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+Fri Feb 13 00:46:19 1998  Jeffrey A Law  (law@cygnus.com)
+
+       * cccp.c (new_include_prefix): Correctly handle -I./.
+
 Thu Feb 12 20:16:35 1998  Michael Meissner  <meissner@cygnus.com>
 
        * rs6000.md: Replace gen_rtx (CONST_INT,...) with GEN_INT.

diff --git a/gcc/cccp.c b/gcc/cccp.c
index c394ea2ecc20df3eb5167a2979f1bb1b1fe0fae2..f8877be99df9a5c0816bfa7c604b856e1d66d290 100644 (file)
--- a/gcc/cccp.c
+++ b/gcc/cccp.c
@@ -9814,7 +9814,7 @@ new_include_prefix (prev_file_name, component, prefix, name)
     len = simplify_filename (dir->fname);
 
     /* Convert directory name to a prefix.  */
-    if (dir->fname[len - 1] != DIR_SEPARATOR) {
+    if (len && dir->fname[len - 1] != DIR_SEPARATOR) {
       if (len == 1 && dir->fname[len - 1] == '.')
        len = 0;
       else