From: Richard Biener <rguenther@suse.de>
Date: Fri, 17 Feb 2017 10:19:21 +0000 (+0000)
Subject: re PR bootstrap/79567 (Compiler-warning "unknown escape sequence '\x'" about genmatch... 
X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=c265c2dd6f4f18d94d001b68faee1ac7ee1280cb;p=gcc.git

re PR bootstrap/79567 (Compiler-warning "unknown escape sequence '\x'" about genmatch-generated C-files on mingw-host)

2017-02-17  Richard Biener  <rguenther@suse.de>

	PR bootstrap/79567
	* genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.

From-SVN: r245527
---

diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index b7d0d8ed436..96ae59a0a7e 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,8 @@
+2017-02-17  Richard Biener  <rguenther@suse.de>
+
+	PR bootstrap/79567
+	* genmatch.c (output_line_directive): Handle DIR_SEPARATOR_2.
+
 2017-02-17  Marek Polacek  <polacek@redhat.com>
 
 	PR middle-end/79536
diff --git a/gcc/genmatch.c b/gcc/genmatch.c
index c163ded6876..fdf5aafb452 100644
--- a/gcc/genmatch.c
+++ b/gcc/genmatch.c
@@ -192,6 +192,11 @@ output_line_directive (FILE *f, source_location location,
     {
       /* When writing to a dumpfile only dump the filename.  */
       const char *file = strrchr (loc.file, DIR_SEPARATOR);
+#if defined(DIR_SEPARATOR_2)
+      const char *pos2 = strrchr (loc.file, DIR_SEPARATOR_2);
+      if (pos2 && (!file || (pos2 > file)))
+	file = pos2;
+#endif
       if (!file)
 	file = loc.file;
       else