build: fix ChangeLog generation.

[bison.git] / tests / local.at

diff --git a/tests/local.at b/tests/local.at
index dd4cd5559cdc040c696c757587284359c6ad220c..65e528f98637e48f2713826c4e8320324036d51b 100644 (file)
--- a/tests/local.at
+++ b/tests/local.at
@@ -37,6 +37,33 @@ printf "$count\n";' $1], [0], [$3
 ])])
 
 
+# AT_SAVE_SPECIAL_FILES / AT_RESTORE_SPECIAL_FILES
+# ------------------------------------------------
+# Don't interfere with caller's files.
+m4_divert_text([PREPARE_TESTS],
+[at_save_special_files ()
+{
+  for at_save_file in stderr experr expout
+  do
+    test ! -f $at_save_file || mv $at_save_file at-bison-check-$at_save_file.bak
+  done
+}
+
+at_restore_special_files ()
+{
+  for at_save_file in stderr experr expout
+  do
+    test ! -f at-bison-check-$at_save_file.bak ||
+      mv at-bison-check-$at_save_file.bak $at_save_file
+  done
+}
+])
+
+m4_define([AT_SAVE_SPECIAL_FILES],    [at_save_special_files])
+m4_define([AT_RESTORE_SPECIAL_FILES], [at_restore_special_files])
+
+
+
 ## ------------------------------- ##
 ## Macros decoding Bison options.  ##
 ## ------------------------------- ##
@@ -283,10 +310,7 @@ m4_if(m4_bregexp([$4], [: warning: ]), [-1], [],
         # are added after the grammar file name, so skip these checks
         # in that case.
         if test -z "${POSIXLY_CORRECT+set}"; then
-          # Don't interfere with caller's files.
-          if test -f stderr; then mv stderr at-bison-check-stderr.bak; fi
-          if test -f experr; then mv experr at-bison-check-experr.bak; fi
-          if test -f expout; then mv expout at-bison-check-expout.bak; fi
+          ]AT_SAVE_SPECIAL_FILES[
 
           # To avoid expanding it repeatedly, store specified stdout.
           ]AT_DATA([expout], [$3])[
@@ -338,16 +362,7 @@ m4_if(m4_bregexp([$4], [: warning: ]), [-1], [],
           ]AT_CHECK(AT_QUELL_VALGRIND[[ bison ]$1[ --warnings=none \
                     -Werror]], [[0]], [expout])[
 
-          # Restore caller's files.
-          if test -f at-bison-check-expout.bak; then
-            mv at-bison-check-expout.bak expout
-          fi
-          if test -f at-bison-check-experr.bak; then
-            mv at-bison-check-experr.bak experr
-          fi
-          if test -f at-bison-check-stderr.bak; then
-            mv at-bison-check-stderr.bak stderr
-          fi
+          ]AT_RESTORE_SPECIAL_FILES[
         fi
       ]])
 ])
@@ -358,8 +373,9 @@ m4_if(m4_bregexp([$4], [: warning: ]), [-1], [],
 # defined.  It doesn't make sense to invoke this macro if Bison is expected to
 # have a non-zero exit status.
 m4_define([AT_BISON_CHECK_XML],
-[[if test x"$BISON_TEST_XML" = x1 && test x"$XSLTPROC" != x""; then
-  mkdir xml-tests]
+[[if test x"$BISON_TEST_XML" = x1 && test x"$XSLTPROC" != x""; then]
+  AT_SAVE_SPECIAL_FILES
+  [mkdir xml-tests]
   m4_pushdef([AT_BISON_ARGS],
              [m4_bpatsubsts([[$1]],
                             [--report(-file)?=[^][ ]*], [],
@@ -381,8 +397,9 @@ m4_define([AT_BISON_CHECK_XML],
   AT_CHECK([[$XSLTPROC \
              `]]AT_QUELL_VALGRIND[[ bison --print-datadir`/xslt/xml2dot.xsl \
              xml-tests/test.xml]], [[0]], [expout])
-  [rm -rf xml-tests expout
-fi]])
+  [rm -rf xml-tests expout]
+  AT_RESTORE_SPECIAL_FILES
+[fi]])
 
 # AT_QUELL_VALGRIND
 # -----------------
@@ -461,17 +478,26 @@ m4_define([AT_FULL_COMPILE], [
 ## Running a generated parser.  ##
 ## ---------------------------- ##
 
+
 # AT_PARSER_CHECK(COMMAND, EXIT-STATUS, EXPOUT, EXPERR, [PRE])
 # ------------------------------------------------------------
 # So that we can run `./testsuite PREPARSER='valgrind -q' for instance.
+#
+# Get rid of spurious messages when compiled with --coverage:
+# +profiling:/[...]/lib/fprintf.gcda:Merge mismatch for summaries
 m4_define([AT_PARSER_CHECK],
-[AT_CHECK([$5 $PREPARSER $1], [$2], [$3], [$4])])
+[AT_CHECK([$5 $PREPARSER $1], [$2], [$3], [stderr])
+AT_CHECK([sed >&2 -e '/^profiling:.*:Merge mismatch for summaries/d' stderr],
+         [0], [], [$4])
+])
+
 
 # AT_JAVA_PARSER_CHECK(COMMAND, EXIT-STATUS, EXPOUT, EXPERR, [PRE])
 # -----------------------------------------------------------------
 m4_define([AT_JAVA_PARSER_CHECK],
 [AT_CHECK([$5[ $SHELL ../../../javaexec.sh ]$1], [$2], [$3], [$4])])
 
+
 # AT_TEST_TABLES_AND_PARSE(TITLE, COND-VALUE, TEST-SPEC,
 #                          DECLS, GRAMMAR, INPUT,
 #                          BISON-STDERR, TABLES-OR-LAST-STATE,
@@ -610,6 +636,17 @@ m4_if(m4_index(m4_quote($3), [last-state]), -1,
 
 $9
 
+# Canonical LR generates very large tables, resulting in very long
+# files with #line directives that may overflow what the standards
+# (C90 and C++98) guarantee: 32767.  In that case, GCC's -pedantic
+# will issue an error.
+#
+# There is no "" around `wc` since some indent the result.
+m4_bmatch([$4], [%define lr.type canonical-lr],
+[if test 32767 -lt `wc -l < input.c`; then
+  CFLAGS=`echo " $CFLAGS " | sed -e 's/ -pedantic //'`
+  CXXFLAGS=`echo " $CXXFLAGS " | sed -e 's/ -pedantic //'`
+fi])
 AT_COMPILE([[input]])
 
 AT_PARSER_CHECK([[./input]],
@@ -629,4 +666,15 @@ m4_popdef([AT_COND_CASE])])
 
 AT_INIT
 
+# Cannot assign CC and CFLAGS here, since atlocal is loaded after
+# options are processed, so we don't know the value of CXX and
+# CXXFLAGS yet.
+#
+# Note that it also means that command line values for CXX and
+# CXXFLAGS will not be propagated to CC and CFLAGS.
+AT_ARG_OPTION([compile-c-with-cxx],
+              [compile C parsers with the C++ compiler])
+
+AT_COLOR_TESTS
+
 AT_TESTED([bison])