Turn on -Wunused and fix the mistakes it uncovers.
Change-Id: I023d2d8b547fbc21d4124bb7510d42b06a0dc501
diff --git a/libc/Android.mk b/libc/Android.mk
index 4783bd3..02fad3b 100644
--- a/libc/Android.mk
+++ b/libc/Android.mk
@@ -486,7 +486,7 @@
# ========================================================
libc_common_cflags := \
-D_LIBC=1 \
- -Wall -Wextra \
+ -Wall -Wextra -Wunused \
# Try to catch typical 32-bit assumptions that break with 64-bit pointers.
libc_common_cflags += \
@@ -709,7 +709,7 @@
LOCAL_SRC_FILES := $(libc_upstream_openbsd_src_files)
LOCAL_CFLAGS := \
$(libc_common_cflags) \
- -Wno-sign-compare -Wno-uninitialized \
+ -Wno-sign-compare -Wno-uninitialized -Wno-unused-parameter \
-Werror \
-I$(LOCAL_PATH)/upstream-openbsd/android/include \
-I$(LOCAL_PATH)/upstream-openbsd/lib/libc/include \