Disable implicit-integer-sign-change by default.

* New clang compiler makes some integer santizers enabling
  implicit-integer-sign-change, but Android code does not
  boot with this new sanitizer yet.

Bug: 119329758
Test: build and boot with new clang compiler
Change-Id: Ic80cde49d3ef51277fbe2a0aa8c1b8f2f8bfd80c
This commit is contained in:
Chih-Hung Hsieh 2018-11-17 20:18:08 -08:00 committed by Chih-hung Hsieh
parent 5cf5594818
commit 1871062b28

View file

@ -414,3 +414,14 @@ ifneq ($(my_sanitize_diag),)
endif
endif
endif
# http://b/119329758, Android core does not boot up with this sanitizer yet.
# Previously sanitized modules might not pass new implicit-integer-sign-change check.
# Disable this check unless it has been explicitly specified.
ifneq ($(findstring fsanitize,$(my_cflags)),)
ifneq ($(findstring integer,$(my_cflags)),)
ifeq ($(findstring sanitize=implicit-integer-sign-change,$(my_cflags)),)
my_cflags += -fno-sanitize=implicit-integer-sign-change
endif
endif
endif