Support linux_bionic_arm64 target.

SIMD is disabled because we cannot sure if the arm host supports neon or
not.

Also, fixed a -Wunused-parameter error which is enforced for the new
target.

Bug: 159685774
Test: HOST_CROSS_OS=linux_bionic HOST_CROSS_ARCH=arm64 m \
out/soong/host/linux_bionic-arm64/bin/webRTC

Change-Id: I7cc502f8a178120c27d9813e2fff3bc3b0f03af2

2 files changed, 6 insertions, 0 deletions

diff --git a/Android.bp b/Android.bp
index 611260e..1bd09c0 100644
--- a/Android.bp
+++ b/Android.bp
@@ -9,4 +9,9 @@ cc_library_static {
     host_supported: true,
     device_supported: false,
     visibility: ["//external/webrtc:__subpackages__"],
+    target: {
+        linux_bionic_arm64: {
+            cflags: ["-DPFFFT_SIMD_DISABLE"],
+        },
+    },
 }
diff --git a/pffft_priv_impl.h b/pffft_priv_impl.h
index 36cae59..8d87561 100644
--- a/pffft_priv_impl.h
+++ b/pffft_priv_impl.h
@@ -2182,6 +2182,7 @@ void FUNC_VALIDATE_SIMD_A()
 
 int FUNC_VALIDATE_SIMD_EX(FILE * DbgOut)
 {
+  (void)DbgOut;
   return -1;
 }