tests: use valgrind where appropriate

[bison.git] / configure.ac

diff --git a/configure.ac b/configure.ac
index 651fa1397eab9c715ae1281b90cdc3a8cd25968d..83e20acb01ade45da8f32b2fd046315dd6bd1a16 100644 (file)
--- a/configure.ac
+++ b/configure.ac
@@ -114,6 +114,7 @@ fi
 
 BISON_TEST_FOR_WORKING_C_COMPILER
 BISON_TEST_FOR_WORKING_CXX_COMPILER
+BISON_C_COMPILER_POSIXLY_CORRECT
 
 AC_ARG_ENABLE([yacc],
   [AC_HELP_STRING([--disable-yacc],
@@ -131,6 +132,7 @@ AC_SUBST([YACC_SCRIPT])
 AC_SUBST([YACC_LIBRARY])
 
 # Checks for programs.
+AM_MISSING_PROG([DOT], [dot])
 AC_PROG_LEX
 $LEX_IS_FLEX || AC_MSG_ERROR([Flex is required])
 AC_PROG_YACC