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-rw-r--r--compiler-rt/lib/dfsan/done_abilist.txt17
-rwxr-xr-xcompiler-rt/lib/dfsan/scripts/check_custom_wrappers.sh4
2 files changed, 20 insertions, 1 deletions
diff --git a/compiler-rt/lib/dfsan/done_abilist.txt b/compiler-rt/lib/dfsan/done_abilist.txt
index 15c6d1bb2e3..8d3a1c3337c 100644
--- a/compiler-rt/lib/dfsan/done_abilist.txt
+++ b/compiler-rt/lib/dfsan/done_abilist.txt
@@ -258,3 +258,20 @@ fun:reflect.MakeFuncStubGo=uninstrumented
fun:reflect.MakeFuncStubGo=discard
fun:reflect.makeFuncStub=uninstrumented
fun:reflect.makeFuncStub=discard
+
+
+###############################################################################
+# lib/Fuzzer
+###############################################################################
+# Replaces __sanitizer_cov_trace_cmp with __dfsw___sanitizer_cov_trace_cmp
+fun:__sanitizer_cov_trace_cmp=custom
+fun:__sanitizer_cov_trace_cmp=uninstrumented
+
+# Ignores coverage callbacks.
+fun:__sanitizer_cov=uninstrumented
+fun:__sanitizer_cov=discard
+fun:__sanitizer_cov_module_init=uninstrumented
+fun:__sanitizer_cov_module_init=discard
+
+# Don't add extra parameters to the Fuzzer callback.
+fun:LLVMFuzzerTestOneInput=uninstrumented
diff --git a/compiler-rt/lib/dfsan/scripts/check_custom_wrappers.sh b/compiler-rt/lib/dfsan/scripts/check_custom_wrappers.sh
index 1880882c3df..99bf50cbbd0 100755
--- a/compiler-rt/lib/dfsan/scripts/check_custom_wrappers.sh
+++ b/compiler-rt/lib/dfsan/scripts/check_custom_wrappers.sh
@@ -17,8 +17,10 @@ on_exit() {
rm -f ${DIFF_B} 2> /dev/null
}
+# Ignore __sanitizer_cov_trace* because they are implemented elsewhere.
trap on_exit EXIT
-grep -E "^fun:.*=custom" ${DFSAN_ABI_LIST} | grep -v "dfsan_get_label" \
+grep -E "^fun:.*=custom" ${DFSAN_ABI_LIST} \
+ | grep -v "dfsan_get_label\|__sanitizer_cov_trace" \
| sed "s/^fun:\(.*\)=custom.*/\1/" | sort > $DIFF_A
grep -E "__dfsw.*\(" ${DFSAN_CUSTOM_WRAPPERS} \
| sed "s/.*__dfsw_\(.*\)(.*/\1/" | sort > $DIFF_B
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