diff --git a/core/build_id.mk b/core/build_id.mk
index 8b93a3c..0e8e2cf 100644
--- a/core/build_id.mk
+++ b/core/build_id.mk
@@ -18,4 +18,4 @@
 # (like "CRB01").  It must be a single word, and is
 # capitalized by convention.
 
-export BUILD_ID=MDA34B
+export BUILD_ID=MASTER
diff --git a/core/clang/config.mk b/core/clang/config.mk
index dfad7ec..e1bfb01 100644
--- a/core/clang/config.mk
+++ b/core/clang/config.mk
@@ -18,18 +18,6 @@
 CLANG_TBLGEN := $(BUILD_OUT_EXECUTABLES)/clang-tblgen$(BUILD_EXECUTABLE_SUFFIX)
 LLVM_TBLGEN := $(BUILD_OUT_EXECUTABLES)/llvm-tblgen$(BUILD_EXECUTABLE_SUFFIX)
 
-# The C/C++ compiler can be wrapped by setting the CC/CXX_WRAPPER vars.
-ifdef CC_WRAPPER
-  ifneq ($(CC_WRAPPER),$(firstword $(CLANG)))
-    CLANG := $(CC_WRAPPER) $(CLANG)
-  endif
-endif
-ifdef CXX_WRAPPER
-  ifneq ($(CXX_WRAPPER),$(firstword $(CLANG_CXX)))
-    CLANG_CXX := $(CXX_WRAPPER) $(CLANG_CXX)
-  endif
-endif
-
 # Clang flags for all host or target rules
 CLANG_CONFIG_EXTRA_ASFLAGS :=
 CLANG_CONFIG_EXTRA_CFLAGS :=