Suppress UBSan errors from iSAC
BUG=webrtc:5513
NOTRY=true
Review URL: https://codereview.webrtc.org/1690573002
Cr-Commit-Position: refs/heads/master@{#11549}
diff --git a/tools/ubsan/blacklist.txt b/tools/ubsan/blacklist.txt
index 8bcb290..4f4607e 100644
--- a/tools/ubsan/blacklist.txt
+++ b/tools/ubsan/blacklist.txt
@@ -13,3 +13,10 @@
#############################################################################
# Ignore system libraries.
src:*/usr/*
+
+#############################################################################
+# iSAC exhibits a few problems (entropy coding and a unit test).
+# https://bugs.chromium.org/p/webrtc/issues/detail?id=5513
+src:*/webrtc/modules/audio_coding/codecs/isac/main/source/entropy_coding.c
+src:*/webrtc/modules/audio_coding/codecs/isac/fix/source/entropy_coding.c
+fun:*FilterBanksTest*CalculateResidualEnergyTester*
\ No newline at end of file