* yl-work-for-master: (44 commits)
tests: truly use Lex and Yacc selected by configure
news: fix grammaros related to Yacc
yacc/lex tests: avoid spurious skips with non-GNU make
fixup: remove double news entry
tests: workaround for shells with broken 'set -e'
tests: avoid spurious failure with non-bison yacc
tests: fix spurious failures due to missing 'yywrap()' function
fixup: list of yacc/lex tests was botched
tests: work around bug#7884 in many yacc/lex tests
yacc/lex tests: remove an unneeded workaround for bug#8485
yacc/lex tests: avoid too much failures with FreeBSD make
yacc-dist-nobuild.test: add reference to bug#7884
yacc tests: fix bug in 'yacc-cxx.test'
lex tests: fix spurious link errors on Solaris
lex: "make clean" removes .c files from non-distributed .l
lex tests: make test on Lex dependency tracking more "semantic"
lex tests: remove erroneous check about ylwrap distribution
yacc tests: "make clean" removes C++ files from non-distributed .y
tests: add a workaround for automake bug#8485
tests: add a couple of inter-tests reference
...