Internal change

PiperOrigin-RevId: 127219030
Change-Id: I227af97695301b5cddc02c75ba0ad019a580b837
diff --git a/src/build/build_config.h b/src/build/build_config.h
index d8c3db6..8000bf2 100644
--- a/src/build/build_config.h
+++ b/src/build/build_config.h
@@ -133,6 +133,9 @@
 #define ARCH_CPU_32_BITS 1
 #define ARCH_CPU_LITTLE_ENDIAN 1
 #endif
+#elif defined(__PPC__) or defined(_ARCH_PPC64)
+#define ARCH_CPU_64_BITS 1
+#define ARCH_CPU_LITTLE_ENDIAN 1
 #else
 #error Please add support for your architecture in build/build_config.h
 #endif