Merge pull request #1818 from verilog-to-routing/add_tbb_suppression

Add tbb suppression

Author: vaughnbetz

vpr/asan.supp

@@ -0,0 +1,5 @@
+#AddressSanitizer suppression file for VPR
+
+#Suppress known errors from the TBB library
+#These are some errors from the library that we can't fix and suspect are spurious
+interceptor_via_lib:libtbb.so

vpr/lsan.supp

@@ -1,5 +1,8 @@
-#LeakSanitizer supporession file for VPR
+#LeakSanitizer suppression file for VPR
 
 #Leak from graphics (ezgl/cairo) related to
 # text processing
 leak:libfontconfig.so
+#Leaks from TBB library, which
+#allows VPR to run with parallelism
+leak:libtbb.so

vtr_flow/scripts/python_libs/vtr/paths.py

@@ -49,3 +49,4 @@
 restore_multiclock_latch_script_path = scripts_path / "restore_multiclock_latch.pl"
 valgrind_supp = vpr_path / "valgrind.supp"
 lsan_supp = vpr_path / "lsan.supp"
+asan_supp = vpr_path / "asan.supp"

vtr_flow/scripts/python_libs/vtr/vpr/vpr.py

@@ -215,6 +215,8 @@ def run(
         str(paths.lsan_supp)
     )
 
+    # Extra options to fine-tune AddressSanitizer (ASAN) behaviour.
+    environ["ASAN_OPTIONS"] = "suppressions={} exitcode=23".format(str(paths.asan_supp))
     command_runner.run_system_command(
         cmd, temp_dir=temp_dir, log_filename=log_filename, indent_depth=1
     )