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-rw-r--r--compiler-rt/lib/msan/msan_interceptors.cc3
-rw-r--r--compiler-rt/lib/msan/msan_interface_internal.h6
2 files changed, 9 insertions, 0 deletions
diff --git a/compiler-rt/lib/msan/msan_interceptors.cc b/compiler-rt/lib/msan/msan_interceptors.cc
index 48d03813119..b3429bcf06b 100644
--- a/compiler-rt/lib/msan/msan_interceptors.cc
+++ b/compiler-rt/lib/msan/msan_interceptors.cc
@@ -60,6 +60,9 @@ DECLARE_REAL(void *, memset, void *dest, int c, uptr n)
// True if this is a nested interceptor.
static THREADLOCAL int in_interceptor_scope;
+void __msan_scoped_disable_interceptor_checks() { ++in_interceptor_scope; }
+void __msan_scoped_enable_interceptor_checks() { --in_interceptor_scope; }
+
struct InterceptorScope {
InterceptorScope() { ++in_interceptor_scope; }
~InterceptorScope() { --in_interceptor_scope; }
diff --git a/compiler-rt/lib/msan/msan_interface_internal.h b/compiler-rt/lib/msan/msan_interface_internal.h
index c6990db243c..9a67cbc9b5f 100644
--- a/compiler-rt/lib/msan/msan_interface_internal.h
+++ b/compiler-rt/lib/msan/msan_interface_internal.h
@@ -174,6 +174,12 @@ void __msan_set_death_callback(void (*callback)(void));
SANITIZER_INTERFACE_ATTRIBUTE
void __msan_copy_shadow(void *dst, const void *src, uptr size);
+
+SANITIZER_INTERFACE_ATTRIBUTE
+void __msan_scoped_disable_interceptor_checks();
+
+SANITIZER_INTERFACE_ATTRIBUTE
+void __msan_scoped_enable_interceptor_checks();
} // extern "C"
#endif // MSAN_INTERFACE_INTERNAL_H
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