am eca0043b: Merge "Disable canonical prefixes of system headers"

* commit 'eca0043b869cb10792e2f3e79d4714bde2945bac':
  Disable canonical prefixes of system headers
diff --git a/core/clang/config.mk b/core/clang/config.mk
index b8f76f2..c598e7d 100644
--- a/core/clang/config.mk
+++ b/core/clang/config.mk
@@ -31,7 +31,8 @@
   -funswitch-loops \
   -Wno-psabi \
   -Wno-unused-but-set-variable \
-  -Wno-unused-but-set-parameter
+  -Wno-unused-but-set-parameter \
+  -fno-canonical-system-headers
 
 # Clang flags for all host rules
 CLANG_CONFIG_HOST_EXTRA_ASFLAGS :=
diff --git a/core/combo/HOST_linux-x86.mk b/core/combo/HOST_linux-x86.mk
index 85d536b..1472849 100644
--- a/core/combo/HOST_linux-x86.mk
+++ b/core/combo/HOST_linux-x86.mk
@@ -52,7 +52,8 @@
 endif # BUILD_HOST_static
 
 HOST_GLOBAL_CFLAGS += -fPIC \
-    -include $(call select-android-config-h,linux-x86)
+  -no-canonical-prefixes \
+  -include $(call select-android-config-h,linux-x86)
 
 # Disable new longjmp in glibc 2.11 and later. See bug 2967937.
 HOST_GLOBAL_CFLAGS += -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=0
diff --git a/core/combo/TARGET_linux-arm.mk b/core/combo/TARGET_linux-arm.mk
index 81d0813..8c8a01a 100644
--- a/core/combo/TARGET_linux-arm.mk
+++ b/core/combo/TARGET_linux-arm.mk
@@ -103,6 +103,8 @@
 			-Werror=format-security \
 			-D_FORTIFY_SOURCE=2 \
 			-fno-short-enums \
+			-no-canonical-prefixes \
+			-fno-canonical-system-headers \
 			$(arch_variant_cflags) \
 			-include $(android_config_h) \
 			-I $(dir $(android_config_h))
diff --git a/core/combo/TARGET_linux-arm64.mk b/core/combo/TARGET_linux-arm64.mk
index 5e50f9f..6515eb5 100644
--- a/core/combo/TARGET_linux-arm64.mk
+++ b/core/combo/TARGET_linux-arm64.mk
@@ -87,6 +87,8 @@
 			-Werror=format-security \
 			-D_FORTIFY_SOURCE=2 \
 			-fno-short-enums \
+			-no-canonical-prefixes \
+			-fno-canonical-system-headers \
 			$(arch_variant_cflags) \
 			-include $(android_config_h) \
 			-I $(dir $(android_config_h))
diff --git a/core/combo/TARGET_linux-mips.mk b/core/combo/TARGET_linux-mips.mk
index 1250767..015d46b 100644
--- a/core/combo/TARGET_linux-mips.mk
+++ b/core/combo/TARGET_linux-mips.mk
@@ -90,6 +90,8 @@
 			-Wa,--noexecstack \
 			-Werror=format-security \
 			-D_FORTIFY_SOURCE=2 \
+			-no-canonical-prefixes \
+			-fno-canonical-system-headers \
 			$(arch_variant_cflags) \
 			-include $(android_config_h) \
 			-I $(dir $(android_config_h))
diff --git a/core/combo/TARGET_linux-mips64.mk b/core/combo/TARGET_linux-mips64.mk
index 2130d03..a7b03b2 100644
--- a/core/combo/TARGET_linux-mips64.mk
+++ b/core/combo/TARGET_linux-mips64.mk
@@ -95,6 +95,8 @@
 			-Wa,--noexecstack \
 			-Werror=format-security \
 			-D_FORTIFY_SOURCE=2 \
+			-no-canonical-prefixes \
+			-fno-canonical-system-headers \
 			$(arch_variant_cflags) \
 			-include $(android_config_h) \
 			-I $(dir $(android_config_h))
diff --git a/core/combo/TARGET_linux-x86.mk b/core/combo/TARGET_linux-x86.mk
index 4f66765..4ebcd93 100644
--- a/core/combo/TARGET_linux-x86.mk
+++ b/core/combo/TARGET_linux-x86.mk
@@ -122,6 +122,8 @@
 			-fstack-protector \
 			-m32 \
 			-msse2 \
+			-no-canonical-prefixes \
+			-fno-canonical-system-headers \
 			-include $(android_config_h) \
 			-I $(dir $(android_config_h))
 
diff --git a/core/combo/TARGET_linux-x86_64.mk b/core/combo/TARGET_linux-x86_64.mk
index 42953ae..ee6c6e2 100644
--- a/core/combo/TARGET_linux-x86_64.mk
+++ b/core/combo/TARGET_linux-x86_64.mk
@@ -120,7 +120,9 @@
 			-funswitch-loops \
 			-funwind-tables \
 			-fstack-protector \
-			-m64
+			-m64 \
+			-no-canonical-prefixes \
+			-fno-canonical-system-headers
 
 # Help catch common 32/64-bit errors.
 TARGET_GLOBAL_CFLAGS += \