intermediate changes

ref:e91b0f9a6dec6990c5770860c0d8a8e7468727d2

build/ymake.core.conf

@@ -5806,6 +5806,7 @@ macro _SRC("xs", SRC, SRCFLAGS...) {
 macro _SRC("y", SRC, SRCFLAGS...) {
     # .CMD=${tool:"contrib/tools/byacc"} $BYACC_FLAGS ${nopath;noext;output:SRC.cpp} ${input:SRC} ${nopath;noext;hide;output;addincl:SRC.h} ${kv;hide:"p YC"} ${kv;hide:"pc light-green"}
     .CMD=${tool:"contrib/tools/bison/bison"} $BISON_FLAGS --m4=${tool:"contrib/tools/bison/m4"} -d -o ${nopath;noext;output;main;hide:SRC.h} ${nopath;noext;output:SRC.cpp} ${input:SRC} ${SRCFLAGS} && $YMAKE_PYTHON ${input:"build/scripts/preprocess.py"} $_ADD_HIDDEN_INPUTS($CPP_BISON_SKELS) ${nopath;noext;output;addincl:SRC.h} ${kv;hide:"p YC"} ${kv;hide:"pc light-green"}
+    .SEM=target_bison_parser PRIVATE ${input:SRC} ${output;nopath;noext;hide;suf=.o:SRC} ${nopath;noext;output;hide:SRC.h} ${nopath;noext;output;addincl;hide:SRC.h} && set_global_flags BISON_FLAGS $BISON_FLAGS && conan_require bison/3.5.3 && conan_import '"bin, bison* -> ./bin"'
 }
 
 # tag:src-processing
@@ -5843,6 +5844,7 @@ macro _SRC("rl6", SRC, SRCFLAGS...) {
 macro _SRC("l", SRC, SRCFLAGS...) {
     .CMD=${tool:"contrib/tools/flex-old"} $LEX_FLAGS ${SRCFLAGS} -o${output:SRC.cpp} ${output_include;hide:"util/system/compiler.h"} ${input:SRC} ${kv;hide:"p LX"} ${kv;hide:"pc yellow"}
     .ADDINCL=contrib/tools/flex-old
+    .SEM=target_flex_lexers ${tool;hide:"contrib/tools/flex-old"} ${output;hide;suf=.o:SRC} ${input:SRC} && set_global_flags LEX_FLAGS $LEX_FLAGS
 }
 
 # tag:src-processing

library/python/pytest/plugins/ya.py

@@ -247,10 +247,6 @@ def pytest_configure(config):
             if envvar + '_ORIGINAL' in os.environ:
                 os.environ[envvar] = os.environ[envvar + '_ORIGINAL']
 
-    if config.option.root_dir:
-        config.rootdir = py.path.local(config.option.root_dir)
-        config.invocation_params = attr.evolve(config.invocation_params, dir=config.rootdir)
-
     extra_sys_path = []
     # Arcadia paths from the test DEPENDS section of ya.make
     extra_sys_path.append(os.path.join(config.option.source_root, config.option.project_path))