SurfaceFlinger: Enable -WConversion in Android.bp

Enable global -WConversion in Android.bp and turn it off in
individual files. This is the first step to enable -WConversion
in SurfaceFlinger.

Test: boot
Bug: 129481165
Change-Id: Ia752df39ef380bde71705a32582d618242c466f7
diff --git a/services/surfaceflinger/tests/hwc2/Hwc2Test.cpp b/services/surfaceflinger/tests/hwc2/Hwc2Test.cpp
index 13774b4..f9a1fe9 100644
--- a/services/surfaceflinger/tests/hwc2/Hwc2Test.cpp
+++ b/services/surfaceflinger/tests/hwc2/Hwc2Test.cpp
@@ -14,6 +14,10 @@
  * limitations under the License.
  */
 
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wconversion"
+
 #include <array>
 #include <unordered_set>
 #include <unordered_map>
@@ -4770,3 +4774,6 @@
     ASSERT_NO_FATAL_FAILURE(createAndPresentVirtualDisplay(layerCnt, coverage,
             virtualDisplayExceptions));
 }
+
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic pop // ignored "-Wconversion"
diff --git a/services/surfaceflinger/tests/hwc2/Hwc2TestBuffer.cpp b/services/surfaceflinger/tests/hwc2/Hwc2TestBuffer.cpp
index 6484562..fcd0d31 100644
--- a/services/surfaceflinger/tests/hwc2/Hwc2TestBuffer.cpp
+++ b/services/surfaceflinger/tests/hwc2/Hwc2TestBuffer.cpp
@@ -14,6 +14,10 @@
  * limitations under the License.
  */
 
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wconversion"
+
 #include <mutex>
 #include <array>
 #include <sstream>
@@ -789,3 +793,6 @@
 
     return 0;
 }
+
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic pop // ignored "-Wconversion"
diff --git a/services/surfaceflinger/tests/hwc2/Hwc2TestLayers.cpp b/services/surfaceflinger/tests/hwc2/Hwc2TestLayers.cpp
index 90127a1..b76ace8 100644
--- a/services/surfaceflinger/tests/hwc2/Hwc2TestLayers.cpp
+++ b/services/surfaceflinger/tests/hwc2/Hwc2TestLayers.cpp
@@ -13,6 +13,10 @@
  * limitations under the License.
  */
 
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wconversion"
+
 #include <sstream>
 #include <gtest/gtest.h>
 
@@ -279,3 +283,6 @@
 
     return optimized;
 }
+
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic pop // ignored "-Wconversion"
diff --git a/services/surfaceflinger/tests/hwc2/Hwc2TestPixelComparator.cpp b/services/surfaceflinger/tests/hwc2/Hwc2TestPixelComparator.cpp
index 904b927..8ca8815 100644
--- a/services/surfaceflinger/tests/hwc2/Hwc2TestPixelComparator.cpp
+++ b/services/surfaceflinger/tests/hwc2/Hwc2TestPixelComparator.cpp
@@ -14,6 +14,10 @@
  * limitations under the License.
  */
 
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wconversion"
+
 #include <sstream>
 #include <android/hardware/graphics/common/1.0/types.h>
 
@@ -111,3 +115,6 @@
     }
     return stream.str();
 }
+
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic pop // ignored "-Wconversion"
diff --git a/services/surfaceflinger/tests/hwc2/Hwc2TestProperties.cpp b/services/surfaceflinger/tests/hwc2/Hwc2TestProperties.cpp
index c5b92d0..1efb21e 100644
--- a/services/surfaceflinger/tests/hwc2/Hwc2TestProperties.cpp
+++ b/services/surfaceflinger/tests/hwc2/Hwc2TestProperties.cpp
@@ -14,6 +14,10 @@
  * limitations under the License.
  */
 
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic push
+#pragma clang diagnostic ignored "-Wconversion"
+
 #include <sstream>
 #include <cutils/log.h>
 #include <ui/Rect.h>
@@ -780,3 +784,6 @@
 const std::array<bool, 6> Hwc2TestTransform::mCompositionSupport = {{
     false,   true,    true,    false,   true,    true,
 }};
+
+// TODO(b/129481165): remove the #pragma below and fix conversion issues
+#pragma clang diagnostic pop // ignored "-Wconversion"