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am c496b259: Merge "Default to hiding libgcc symbols in each object."

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* commit 'c496b259b8dddf0eac71a50f5e258da4a353d6bb':
  Default to hiding libgcc symbols in each object.
This commit is contained in:
Dan Albert
2015-09-23 20:15:37 +00:00
committed by Android Git Automerger
parent f695144fd4 c496b259b8
commit 0b8113ee08
2 changed files with 12 additions and 0 deletions
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11
core/binary.mk
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@@ -412,6 +412,17 @@ ifeq ($(my_allow_undefined_symbols),)
endif endif
endif endif
# Target modules shouldn't re-export libgcc.a because we don't want other
# binaries importing them when they should be getting their own copy of the
# builtins.
#
# Unfortunately --exclude-libs always overrides all other attempts to make a
# symbol visible, and libc needs to make sure some of these symbols are
# available for binary compatibility, so libc needs a way to disable this.
ifneq ($(strip $(LOCAL_NO_EXCLUDE_LIBS)),true)
my_ldflags += -Wl,--exclude-libs,libgcc.a
endif
ifeq (true,$(LOCAL_GROUP_STATIC_LIBRARIES)) ifeq (true,$(LOCAL_GROUP_STATIC_LIBRARIES))
$(LOCAL_BUILT_MODULE): PRIVATE_GROUP_STATIC_LIBRARIES := true $(LOCAL_BUILT_MODULE): PRIVATE_GROUP_STATIC_LIBRARIES := true
else else

1
core/clear_vars.mk
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@@ -189,6 +189,7 @@ LOCAL_SANITIZE_RECOVER:=
LOCAL_DBUS_PROXY_PREFIX:= LOCAL_DBUS_PROXY_PREFIX:=
LOCAL_INIT_RC:= LOCAL_INIT_RC:=
LOCAL_MODULE_HOST_OS:= LOCAL_MODULE_HOST_OS:=
LOCAL_NO_EXCLUDE_LIBS:=
# arch specific variables # arch specific variables
LOCAL_SRC_FILES_$(TARGET_ARCH):= LOCAL_SRC_FILES_$(TARGET_ARCH):=