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ANDROID: CROSS_COMPILE_ARM32 must work if CONFIG_COMPAT_VDSO

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Prevent surprise loss of vdso32 support.

Signed-off-by: Mark Salyzyn <salyzyn@google.com>
Bug: 63737556
Bug: 20045882
Bug: 19198045
Change-Id: I8b381f7649b95b298ea9e1a99aa3794c7bc08d09
This commit is contained in:
Mark Salyzyn 2017-03-28 14:11:02 -07:00 • committed by Timi
parent 17ce16eaf0
commit 72224b1d53
1 changed files with 1 additions and 1 deletions
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2
arch/arm64/Makefile
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@ -44,7 +44,7 @@ ifeq ($(CONFIG_COMPAT_VDSO), y)
# CONFIG_CROSS_COMPILE_ARM32, set CROSS_COMPILE_ARM32 to an appropriate value
# when invoking make and fix CONFIG_CROSS_COMPILE_ARM32.
ifeq ($(CROSS_COMPILE_ARM32),)
$(warning CROSS_COMPILE_ARM32 not defined or empty, the compat vDSO will not be built)
$(error CROSS_COMPILE_ARM32 not defined or empty, the compat vDSO will not be built)
else ifeq ($(cc-name),clang)
export CLANG_TRIPLE_ARM32 ?= $(CROSS_COMPILE_ARM32)
export CLANG_TARGET_ARM32 := --target=$(notdir $(CLANG_TRIPLE_ARM32:%-=%))