build: fix VPATH issue

[bison.git] / tests / synclines.at

diff --git a/tests/synclines.at b/tests/synclines.at
index 751db7c659bd837f4d11e13bd16f9777995d24cd..6b84719569563e7c6f7dbdbf46b49f3a01a47520 100644 (file)
--- a/tests/synclines.at
+++ b/tests/synclines.at
@@ -54,7 +54,7 @@ m4_define([AT_SYNCLINES_COMPILE],
 #    #error "1"
 #     ^
 #
-# And possibly distcc adds its bits.
+# Possibly distcc adds its bits.
 #
 #   distcc[33187] ERROR: compile (null) on localhost failed
 #   syncline.c:1:2: error: #error "1"
@@ -71,11 +71,18 @@ m4_define([AT_SYNCLINES_COMPILE],
 #    #error "1"
 #     ^
 #    1 error generated.
+#
+# When c++ is used to compiler C, we might have more messages (Clang 3.2):
+#
+#    clang: warning: treating 'c' input as 'c++' when in C++ mode, this behavior is deprecated
+
 AT_CHECK([[$PERL -p -0777 - stderr <<\EOF
   # 1. Remove useless lines.
 
   # distcc clutter.
   s/^distcc\[\d+\] .*\n//gm;
+  # c vs. c++.
+  s/^clang: warning: treating 'c' input as 'c\+\+'.*\n//gm;
   # Function context.
   s/^[^:]*: In function '[^']+':\n//gm;
   # Caret error.
@@ -120,7 +127,7 @@ AT_BISON_OPTION_PUSHDEFS
 
 AT_DATA([syncline.c],
 [[#error "1"
-int i; // avoids -pedantic warning about an empty translation unit
+int i; /* avoids -pedantic warning about an empty translation unit. */
 ]])
 
 AT_SYNCLINES_COMPILE([syncline.c])