From: James E Wilson <wilson@specifixinc.com>
Date: Wed, 9 Mar 2005 01:00:56 +0000 (+0000)
Subject: Fix for PR middle-end/20364, backported from mainline.
X-Git-Tag: releases/gcc-3.4.4~167
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=cfbc944056265d0c6a2f5a371a59a9687d2cdf9b;p=thirdparty%2Fgcc.git

Fix for PR middle-end/20364, backported from mainline.

Backport from mainline
2004-04-13  James E Wilson  <wilson@specifixinc.com>
PR middle-end/20364
* c-opt.c (c_common_post_options): If this_input_filename is NULL,
increment errorcount and return false instead of true.

From-SVN: r96152
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index c730b50365ae..edd266eb6702 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,5 +1,11 @@
 2005-03-08  James E Wilson  <wilson@specifixinc.com>
 
+	Backport from mainline
+	2004-04-13  James E Wilson  <wilson@specifixinc.com>
+	PR middle-end/20364
+	* c-opt.c (c_common_post_options): If this_input_filename is NULL,
+	increment errorcount and return false instead of true.
+
 	Backport from mainline
 	2005-02-21  James E Wilson  <wilson@specifixinc.com>
 	* toplev.c (backend_init): Don't call init_adjust_machine_modes here.
diff --git a/gcc/c-opts.c b/gcc/c-opts.c
index b7da95f6290f..2a617447cfdb 100644
--- a/gcc/c-opts.c
+++ b/gcc/c-opts.c
@@ -1168,8 +1168,12 @@ c_common_post_options (const char **pfilename)
 
   *pfilename = this_input_filename
     = cpp_read_main_file (parse_in, in_fnames[0]);
+  /* Don't do any compilation or preprocessing if there is no input file.  */
   if (this_input_filename == NULL)
-    return true;
+    {
+      errorcount++;
+      return false;
+    }
 
   if (flag_working_directory
       && flag_preprocess_only && ! flag_no_line_commands)