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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
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Richard Biener 2017-02-17 10:19:21 +00:00 committed by Richard Biener
parent 5bf69d74ab
commit c265c2dd6f
2 changed files with 10 additions and 0 deletions
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gcc/ChangeLog
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@ -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

5
gcc/genmatch.c
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@ -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