From: Martin Liska <mliska@suse.cz>
Date: Thu, 22 Jun 2017 11:29:02 +0000 (+0200)
Subject: Backport r248060
X-Git-Tag: releases/gcc-5.5.0~193
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=0fce4ae689c4032eb57d13eb9e53a97ed4064048;p=thirdparty%2Fgcc.git

Backport r248060

2017-06-22  Martin Liska  <mliska@suse.cz>

	Backport from mainline
	2017-05-15  Martin Liska  <mliska@suse.cz>

	PR driver/31468
	* gcc.c (process_command): Do not allow empty argument of -o option.

From-SVN: r249534
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index 749286afc533..1f31bb493d31 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,11 @@
+2017-06-22  Martin Liska  <mliska@suse.cz>
+
+	Backport from mainline
+	2017-05-15  Martin Liska  <mliska@suse.cz>
+
+	PR driver/31468
+	* gcc.c (process_command): Do not allow empty argument of -o option.
+
 2017-06-22  Martin Liska  <mliska@suse.cz>
 
 	Backport from mainline
diff --git a/gcc/gcc.c b/gcc/gcc.c
index f21987f4d40e..30051020e7f3 100644
--- a/gcc/gcc.c
+++ b/gcc/gcc.c
@@ -4203,6 +4203,9 @@ process_command (unsigned int decoded_options_count,
 		       output_file);
     }
 
+  if (output_file != NULL && output_file[0] == '\0')
+    fatal_error (input_location, "output filename may not be empty");
+
   /* If -save-temps=obj and -o name, create the prefix to use for %b.
      Otherwise just make -save-temps=obj the same as -save-temps=cwd.  */
   if (save_temps_flag == SAVE_TEMPS_OBJ && save_temps_prefix != NULL)