am 40af4381: doc: Add Korean version of DAC/distribute/ page.

* commit '40af438100fd88a1a7e3de955aaaad16baf178db':
  doc: Add Korean version of DAC/distribute/ page.
diff --git a/core/clang/config.mk b/core/clang/config.mk
index e2a4c08..24c06b6 100644
--- a/core/clang/config.mk
+++ b/core/clang/config.mk
@@ -98,6 +98,32 @@
 CLANG_CONFIG_TARGET_EXTRA_CPPFLAGS := -nostdlibinc
 CLANG_CONFIG_TARGET_EXTRA_LDFLAGS :=
 
+CLANG_DEFAULT_UB_CHECKS := \
+  bool \
+  integer-divide-by-zero \
+  return \
+  returns-nonnull-attribute \
+  shift-exponent \
+  unreachable \
+  vla-bound \
+
+# TODO(danalbert): The following checks currently have compiler performance
+# issues.
+# CLANG_DEFAULT_UB_CHECKS += alignment
+# CLANG_DEFAULT_UB_CHECKS += bounds
+# CLANG_DEFAULT_UB_CHECKS += enum
+# CLANG_DEFAULT_UB_CHECKS += float-cast-overflow
+# CLANG_DEFAULT_UB_CHECKS += float-divide-by-zero
+# CLANG_DEFAULT_UB_CHECKS += nonnull-attribute
+# CLANG_DEFAULT_UB_CHECKS += null
+# CLANG_DEFAULT_UB_CHECKS += shift-base
+# CLANG_DEFAULT_UB_CHECKS += signed-integer-overflow
+
+# TODO(danalbert): Fix UB in libc++'s __tree so we can turn this on.
+# https://llvm.org/PR19302
+# http://reviews.llvm.org/D6974
+# CLANG_DEFAULT_UB_CHECKS += object-size
+
 # HOST config
 clang_2nd_arch_prefix :=
 include $(BUILD_SYSTEM)/clang/HOST_$(HOST_ARCH).mk
diff --git a/core/clear_vars.mk b/core/clear_vars.mk
index 0ff8ceb..21674fe 100644
--- a/core/clear_vars.mk
+++ b/core/clear_vars.mk
@@ -92,11 +92,9 @@
 LOCAL_COPY_HEADERS:=
 LOCAL_FORCE_STATIC_EXECUTABLE:=
 LOCAL_ADDITIONAL_DEPENDENCIES:=
-LOCAL_COMPRESS_MODULE_SYMBOLS:=
 LOCAL_STRIP_MODULE:=
 LOCAL_JNI_SHARED_LIBRARIES:=
 LOCAL_JNI_SHARED_LIBRARIES_ABI:=
-LOCAL_JNI_SHARED_LIBRARIES_ZIP_OPTIONS:=
 LOCAL_PREBUILT_JNI_LIBS:=
 LOCAL_JAR_MANIFEST:=
 LOCAL_INSTRUMENTATION_FOR:=
diff --git a/core/config.mk b/core/config.mk
index 0b76b53..60ea592 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -131,9 +131,6 @@
 # list of flags to turn specific warnings in to errors
 TARGET_ERROR_FLAGS := -Werror=return-type -Werror=non-virtual-dtor -Werror=address -Werror=sequence-point
 
-# TODO: do symbol compression
-TARGET_COMPRESS_MODULE_SYMBOLS := false
-
 # ###############################################################
 # Include sub-configuration files
 # ###############################################################
diff --git a/core/config_sanitizers.mk b/core/config_sanitizers.mk
index 3c07f69..210d442 100644
--- a/core/config_sanitizers.mk
+++ b/core/config_sanitizers.mk
@@ -2,18 +2,7 @@
 ## Perform configuration steps for sanitizers.
 ##############################################
 
-# Configure SANITIZE_HOST.
-ifdef LOCAL_IS_HOST_MODULE
-ifeq ($(SANITIZE_HOST),true)
-ifneq ($(strip $(LOCAL_CLANG)),false)
-ifneq ($(strip $(LOCAL_ADDRESS_SANITIZER)),false)
-  LOCAL_SANITIZE := address
-endif
-endif
-endif
-endif
-
-my_sanitize := $(LOCAL_SANITIZE)
+my_sanitize := $(strip $(LOCAL_SANITIZE))
 
 # Keep compatibility for LOCAL_ADDRESS_SANITIZER until all targets have moved to
 # `LOCAL_SANITIZE := address`.
@@ -21,21 +10,58 @@
   my_sanitize += address
 endif
 
+# And `LOCAL_SANITIZE := never`.
+ifeq ($(strip $(LOCAL_ADDRESS_SANITIZER)),false)
+  my_sanitize := never
+endif
+
 # Don't apply sanitizers to NDK code.
 ifdef LOCAL_SDK_VERSION
+  my_sanitize := never
+endif
+
+# Configure SANITIZE_HOST.
+ifdef LOCAL_IS_HOST_MODULE
+  ifeq ($(my_sanitize),)
+    my_sanitize := $(strip $(SANITIZE_HOST))
+
+    # SANTIZIZE_HOST=true is a deprecated way to say SANITIZE_HOST=address.
+    ifeq ($(my_sanitize),true)
+      my_sanitize := address
+    endif
+
+    # SANITIZE_HOST is only in effect if the module is already using clang (host
+    # modules that haven't set `LOCAL_CLANG := false` and device modules that
+    # have set `LOCAL_CLANG := true`.
+    ifneq ($(my_clang),true)
+      my_sanitize :=
+    endif
+  endif
+endif
+
+ifeq ($(my_sanitize),never)
   my_sanitize :=
 endif
 
-unknown_sanitizers := $(filter-out address, \
-                      $(filter-out undefined,$(my_sanitize)))
+# Sanitizers can only be used with clang.
+ifneq ($(my_clang),true)
+  ifneq ($(my_sanitize),)
+    $(error $(LOCAL_PATH): $(LOCAL_MODULE): Use of sanitizers requires LOCAL_CLANG := true)
+  endif
+endif
 
-ifneq ($(unknown_sanitizers),)
-  $(error Unknown sanitizers: $(unknown_sanitizers))
+ifneq ($(filter default-ub,$(my_sanitize)),)
+  my_sanitize := $(CLANG_DEFAULT_UB_CHECKS)
+  my_ldlibs += -ldl
+
+  ifdef LOCAL_IS_HOST_MODULE
+    my_cflags += -fno-sanitize-recover=all
+  else
+    my_cflags += -fsanitize-undefined-trap-on-error
+  endif
 endif
 
 ifneq ($(my_sanitize),)
-  my_clang := true
-
   fsanitize_arg := $(subst $(space),$(comma),$(my_sanitize)),
   my_cflags += -fsanitize=$(fsanitize_arg)
 
diff --git a/core/definitions.mk b/core/definitions.mk
index 4f0daae..8087f79 100644
--- a/core/definitions.mk
+++ b/core/definitions.mk
@@ -1903,7 +1903,8 @@
 $(foreach abi,$(PRIVATE_JNI_SHARED_LIBRARIES_ABI),\
   $(call _add-jni-shared-libs-to-package-per-abi,$(abi),\
     $(patsubst $(abi):%,%,$(filter $(abi):%,$(PRIVATE_JNI_SHARED_LIBRARIES)))))
-$(hide) (cd $(dir $@) && zip -r $(PRIVATE_JNI_SHARED_LIBRARIES_ZIP_OPTIONS) $(notdir $@) lib)
+$(hide) (cd $(dir $@) && zip -r \
+    $(if $(filter true, $(PRIVATE_PAGE_ALIGN_JNI_SHARED_LIBRARIES)),-0,) $(notdir $@) lib)
 $(hide) rm -rf $(dir $@)lib
 endef
 
@@ -1937,12 +1938,22 @@
 $(hide) mv $@ $@.unaligned
 $(hide) $(ZIPALIGN) \
     -f \
-    $(if $(findstring true, $(PRIVATE_PAGE_ALIGN_JNI_SHARED_LIBRARIES)),-p ,) \
+    $(if $(filter true, $(PRIVATE_PAGE_ALIGN_JNI_SHARED_LIBRARIES)),-p,) \
     4 \
     $@.unaligned $@.aligned
 $(hide) mv $@.aligned $@
 endef
 
+define uncompress-shared-libs
+$(hide) rm -rf $(dir $@)/tmpworkdir
+$(hide) mv $@ $@.compressed
+$(hide) mkdir $(dir $@)/tmpworkdir
+$(hide) unzip $@.compressed 'lib/*.so' -d $(dir $@)/tmpworkdir
+$(hide) ( cd $(dir $@)/tmpworkdir && zip -D -r -0 ../$(notdir $@).compressed lib )
+$(hide) mv $@.compressed $@
+$(hide) rm -rf $(dir $@)/tmpworkdir
+endef
+
 define install-dex-debug
 $(hide) if [ -f "$(PRIVATE_INTERMEDIATES_DIR)/classes.dex" ]; then \
 	    mkdir -p $(TOP)/dalvik/DEBUG-FILES; \
diff --git a/core/dynamic_binary.mk b/core/dynamic_binary.mk
index cf06a3d..7a423db 100644
--- a/core/dynamic_binary.mk
+++ b/core/dynamic_binary.mk
@@ -39,30 +39,6 @@
 ###################################
 
 ###########################################################
-## Compress
-###########################################################
-compress_input := $(linked_module)
-
-ifeq ($(strip $(LOCAL_COMPRESS_MODULE_SYMBOLS)),)
-  LOCAL_COMPRESS_MODULE_SYMBOLS := $(strip $(TARGET_COMPRESS_MODULE_SYMBOLS))
-endif
-
-ifeq ($(LOCAL_COMPRESS_MODULE_SYMBOLS),true)
-$(error Symbol compression not yet supported.)
-compress_output := $(intermediates)/COMPRESSED-$(my_built_module_stem)
-
-#TODO: write the real $(STRIPPER) rule.
-#TODO: define a rule to build TARGET_SYMBOL_FILTER_FILE, and
-#      make it depend on ALL_ORIGINAL_DYNAMIC_BINARIES.
-$(compress_output): $(compress_input) $(TARGET_SYMBOL_FILTER_FILE) | $(ACP)
-	@echo "target Compress Symbols: $(PRIVATE_MODULE) ($@)"
-	$(copy-file-to-target)
-else
-# Skip this step.
-compress_output := $(compress_input)
-endif
-
-###########################################################
 ## Store a copy with symbols for symbolic debugging
 ###########################################################
 ifeq ($(LOCAL_UNSTRIPPED_PATH),)
@@ -70,7 +46,7 @@
 else
 my_unstripped_path := $(LOCAL_UNSTRIPPED_PATH)
 endif
-symbolic_input := $(compress_output)
+symbolic_input := $(linked_module)
 symbolic_output := $(my_unstripped_path)/$(my_installed_module_stem)
 $(symbolic_output) : $(symbolic_input) | $(ACP)
 	@echo "target Symbolic: $(PRIVATE_MODULE) ($@)"
@@ -134,5 +110,4 @@
 
 $(cleantarget): PRIVATE_CLEAN_FILES += \
     $(linked_module) \
-    $(symbolic_output) \
-    $(compress_output)
+    $(symbolic_output)
diff --git a/core/package_internal.mk b/core/package_internal.mk
index 016e23f..d52997b 100644
--- a/core/package_internal.mk
+++ b/core/package_internal.mk
@@ -369,7 +369,6 @@
 $(LOCAL_BUILT_MODULE): PRIVATE_JNI_SHARED_LIBRARIES := $(jni_shared_libraries_with_abis)
 # PRIVATE_JNI_SHARED_LIBRARIES_ABI is a list of ABI names.
 $(LOCAL_BUILT_MODULE): PRIVATE_JNI_SHARED_LIBRARIES_ABI := $(jni_shared_libraries_abis)
-$(LOCAL_BUILT_MODULE): PRIVATE_JNI_SHARED_LIBRARIES_ZIP_OPTIONS := $(LOCAL_JNI_SHARED_LIBRARIES_ZIP_OPTIONS)
 $(LOCAL_BUILT_MODULE): PRIVATE_PAGE_ALIGN_JNI_SHARED_LIBRARIES := $(LOCAL_PAGE_ALIGN_JNI_SHARED_LIBRARIES)
 ifneq ($(TARGET_BUILD_APPS),)
     # Include all resources for unbundled apps.
diff --git a/core/prebuilt_internal.mk b/core/prebuilt_internal.mk
index 8595bce..0a0a2ff 100644
--- a/core/prebuilt_internal.mk
+++ b/core/prebuilt_internal.mk
@@ -205,6 +205,9 @@
 endif
 	$(sign-package)
 endif
+ifeq ($(LOCAL_PAGE_ALIGN_JNI_SHARED_LIBRARIES),true)
+	$(uncompress-shared-libs)
+endif
 	$(align-package)
 
 ###############################
diff --git a/core/product.mk b/core/product.mk
index d3df582..46fad89 100644
--- a/core/product.mk
+++ b/core/product.mk
@@ -229,7 +229,6 @@
 	TARGET_DEVICE_KERNEL_HEADERS \
 	TARGET_PRODUCT_KERNEL_HEADERS \
 	TARGET_BOOTLOADER_BOARD_NAME \
-	TARGET_COMPRESS_MODULE_SYMBOLS \
 	TARGET_NO_BOOTLOADER \
 	TARGET_NO_KERNEL \
 	TARGET_NO_RECOVERY \
diff --git a/target/product/core_base.mk b/target/product/core_base.mk
index 6c29482..03d33e1 100644
--- a/target/product/core_base.mk
+++ b/target/product/core_base.mk
@@ -41,13 +41,14 @@
     libstagefright_soft_amrdec \
     libstagefright_soft_amrnbenc \
     libstagefright_soft_amrwbenc \
+    libstagefright_soft_avcdec \
+    libstagefright_soft_avcenc \
     libstagefright_soft_flacenc \
     libstagefright_soft_g711dec \
     libstagefright_soft_gsmdec \
-    libstagefright_soft_h264dec \
-    libstagefright_soft_h264enc \
     libstagefright_soft_hevcdec \
     libstagefright_soft_mp3dec \
+    libstagefright_soft_mpeg2dec \
     libstagefright_soft_mpeg4dec \
     libstagefright_soft_mpeg4enc \
     libstagefright_soft_opusdec \
diff --git a/tools/droiddoc/templates-sac/head_tag.cs b/tools/droiddoc/templates-sac/head_tag.cs
index 9fca488..5cee68c 100644
--- a/tools/droiddoc/templates-sac/head_tag.cs
+++ b/tools/droiddoc/templates-sac/head_tag.cs
@@ -7,7 +7,7 @@
 <title><?cs 
   if:page.title ?><?cs 
     var:page.title ?> | <?cs
-  /if ?>Android Developers</title>
+  /if ?>Android Open Source Project</title>
 
 <!-- STYLESHEETS -->
 <link rel="stylesheet"
diff --git a/tools/releasetools/blockimgdiff.py b/tools/releasetools/blockimgdiff.py
index bb9cdb3..d549f70 100644
--- a/tools/releasetools/blockimgdiff.py
+++ b/tools/releasetools/blockimgdiff.py
@@ -387,6 +387,12 @@
                 xf.style,
                 xf.tgt_ranges.to_string_raw(), src_str))
           elif self.version >= 3:
+            # take into account automatic stashing of overlapping blocks
+            if xf.src_ranges.overlaps(xf.tgt_ranges):
+              temp_stash_usage = stashed_blocks + xf.src_ranges.size();
+              if temp_stash_usage > max_stashed_blocks:
+                max_stashed_blocks = temp_stash_usage
+
             out.append("%s %s %s %s\n" % (
                 xf.style,
                 self.HashBlocks(self.tgt, xf.tgt_ranges),
@@ -405,6 +411,12 @@
               xf.style, xf.patch_start, xf.patch_len,
               xf.tgt_ranges.to_string_raw(), src_str))
         elif self.version >= 3:
+          # take into account automatic stashing of overlapping blocks
+          if xf.src_ranges.overlaps(xf.tgt_ranges):
+            temp_stash_usage = stashed_blocks + xf.src_ranges.size();
+            if temp_stash_usage > max_stashed_blocks:
+              max_stashed_blocks = temp_stash_usage
+
           out.append("%s %d %d %s %s %s %s\n" % (
               xf.style,
               xf.patch_start, xf.patch_len,