Asan: ignore what looks like false positives of gcc-11.

Rationale: these errors are not reported with thread context factory, nor with
clang-12.

[ci-skip]

diff --git a/tools/address_sanitizer.supp b/tools/address_sanitizer.supp
index 19d706c..995908e 100644 (file)
--- a/tools/address_sanitizer.supp
+++ b/tools/address_sanitizer.supp
@@ -3,6 +3,10 @@
 # __gnu_cxx::__to_xstring
 #interceptor_via_fun:__to_xstring
 
+# for gcc-11
+interceptor_via_fun:__cxa_demangle
+interceptor_via_fun:__interceptor_sigaltstack
+
 # The following odr violations are reported by gcc-10. Alternatively these
 # warnings may be hidden with "ASAN_OPTIONS=detect_odr_violation=1".