travis: --disable-hardening for xenial thread sanitizer

https://gcc.gnu.org/bugzilla/show_bug.cgi?id=67308

Author: MarcoFalke

.travis.yml

@@ -103,7 +103,7 @@ jobs:
         NO_DEPENDS=1
         RUN_FUNCTIONAL_TESTS=false # Disabled for now. TODO identify suppressions or exclude specific tests
         GOAL="install"
-        BITCOIN_CONFIG="--enable-zmq --with-incompatible-bdb --with-gui=qt5 CPPFLAGS=-DDEBUG_LOCKORDER --with-sanitizers=thread CC=clang CXX=clang++"
+        BITCOIN_CONFIG="--enable-zmq --with-incompatible-bdb --with-gui=qt5 CPPFLAGS=-DDEBUG_LOCKORDER --with-sanitizers=thread --disable-hardening --disable-asm CC=clang CXX=clang++"
 # x86_64 Linux (no depends, only system libs, sanitizers: undefined (UBSAN) + integer)
     - stage: test
       env: >-