From: Will Deacon will@kernel.org
[ Upstream commit 24ee01a927bfe56c66429ec4b1df6955a814adc8 ]
Rather than force the use of GCC for the compat cross-compiler, instead extract the target from CROSS_COMPILE_COMPAT and pass it to clang if the main compiler is clang.
Acked-by: Catalin Marinas catalin.marinas@arm.com Signed-off-by: Will Deacon will@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- arch/arm64/Makefile | 4 ++++ 1 file changed, 4 insertions(+)
diff --git a/arch/arm64/Makefile b/arch/arm64/Makefile index 9743b50bdee7d..5858d6e449268 100644 --- a/arch/arm64/Makefile +++ b/arch/arm64/Makefile @@ -47,7 +47,11 @@ $(warning Detected assembler with broken .inst; disassembly will be unreliable) endif endif
+ifeq ($(CONFIG_CC_IS_CLANG), y) +COMPATCC ?= $(CC) --target=$(notdir $(CROSS_COMPILE_COMPAT:%-=%)) +else COMPATCC ?= $(CROSS_COMPILE_COMPAT)gcc +endif export COMPATCC
ifeq ($(CONFIG_GENERIC_COMPAT_VDSO), y)