[PATCH 2/6] tests: please clang and use ".cc", not ".c", for C++ input

[Akim Demaille]

When fed with foo.c, clang++ 3.2 answers:

  clang: error: treating 'c' input as 'c++' when in C++ mode,
                this behavior is deprecated

* tests/output.at (AT_CHECK_OUTPUT_FILE_NAME): Use *.cc and *.hh
for C++.
---
 tests/output.at | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/tests/output.at b/tests/output.at
index c9f4d5d..5f7ff38 100644
--- a/tests/output.at
+++ b/tests/output.at
@@ -225,9 +225,9 @@ AT_DATA_GRAMMAR([cxx.y],
 %%
 start: {};
 ]])
-AT_BISON_CHECK([-o "AS_ESCAPE([$1.c])" --defines="AS_ESCAPE([$1.h])" cxx.y])
-AT_CHECK([ls "AS_ESCAPE([$1.c])" "AS_ESCAPE([$1.h])"], [], [ignore])
-AT_COMPILE_CXX([cxx.o], [-c "AS_ESCAPE([$1.c])"])
+AT_BISON_CHECK([-o "AS_ESCAPE([$1.cc])" --defines="AS_ESCAPE([$1.hh])" cxx.y])
+AT_CHECK([ls "AS_ESCAPE([$1.cc])" "AS_ESCAPE([$1.hh])"], [], [ignore])
+AT_COMPILE_CXX([cxx.o], [-c "AS_ESCAPE([$1.cc])"])
 $2
 
 AT_BISON_OPTION_POPDEFS
-- 
1.8.1.1