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Merge "Issue warning on projects with LOCAL_CLANG set to false." 

am: e71cdfbdee

Change-Id: Icb5708eb58f3c8e54b60538377b6afba5eb04de5
This commit is contained in:
Chih-Hung Hsieh 2016-08-03 16:50:52 +00:00 committed by android-build-merger
parent 755391d77e e71cdfbdee
commit f43279a359
3 changed files with 27 additions and 0 deletions
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7
core/binary.mk
View File

@ -274,6 +274,13 @@ ifneq ($(my_cc)$(my_cxx),)
my_clang := false
endif
endif
# Issue warning if LOCAL_CLANG* is set to false and the local makefile is not found
# in the exception project list.
ifeq ($(my_clang),false)
ifeq ($(call find_in_local_clang_exception_projects,$(LOCAL_MODULE_MAKEFILE)),)
$(warning $(LOCAL_MODULE_MAKEFILE): $(LOCAL_MODULE): warning: LOCAL_CLANG is set to false)
endif
endif
# clang is enabled by default for host builds
# enable it unless we've specifically disabled clang above

17
core/clang/config.mk
View File

@ -143,4 +143,21 @@ ifeq ($(HOST_PREFER_32_BIT),true)
FORCE_BUILD_LLVM_COMPONENTS := true
endif
# A list of projects that are allowed to set LOCAL_CLANG to false.
LOCAL_CLANG_EXCEPTION_PROJECTS := \
device/huawei/angler/ \
device/lge/bullhead/ \
external/valgrind/ \
hardware/qcom/ \
$(INTERNAL_LOCAL_CLANG_EXCEPTION_PROJECTS)
# Find $1 in the exception project list.
define find_in_local_clang_exception_projects
$(subst $(space),, \
$(foreach project,$(LOCAL_CLANG_EXCEPTION_PROJECTS), \
$(if $(filter $(project)%,$(1)),$(project)) \
) \
)
endef
include $(BUILD_SYSTEM)/clang/tidy.mk

3
tools/warn.py
View File

@ -74,6 +74,9 @@ warnpatterns = [
'description':'make: overriding commands/ignoring old commands',
'patterns':[r".*: warning: overriding commands for target .+",
r".*: warning: ignoring old commands for target .+"] },
{ 'category':'make', 'severity':severity.HIGH, 'members':[], 'option':'',
'description':'make: LOCAL_CLANG is false',
'patterns':[r".*: warning: LOCAL_CLANG is set to false"] },
{ 'category':'C/C++', 'severity':severity.HIGH, 'members':[], 'option':'-Wimplicit-function-declaration',
'description':'Implicit function declaration',
'patterns':[r".*: warning: implicit declaration of function .+",