[Buildroot] [PATCH 1/1] package/cryptopp: disable neon if needed

[Buildroot] [PATCH 1/1] package/cryptopp: disable neon if needed

[Fabrice Fontaine]

Fix the following build failure raised since commit
bf4cf9de833e2d571d98d1ca935ea08a3468e463:

In file included from aria_simd.cpp:18:0:
/home/buildroot/autobuild/instance-3/output-1/host/opt/ext-toolchain/lib/gcc/arm-none-linux-gnueabi/4.8.3/include/arm_neon.h:32:2: error: #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h
 #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h
  ^

Fixes:
 - http://autobuild.buildroot.org/results/e4fd947c118174a4fad62cbed18816f02d39ec25

Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
---
 package/cryptopp/cryptopp.mk | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/package/cryptopp/cryptopp.mk b/package/cryptopp/cryptopp.mk
index 5e6eb9644d..4353e35e0a 100644
--- a/package/cryptopp/cryptopp.mk
+++ b/package/cryptopp/cryptopp.mk
@@ -47,6 +47,10 @@ ifneq ($(BR2_TOOLCHAIN_GCC_AT_LEAST_4_9),y)
 CRYPTOPP_CXXFLAGS += -DCRYPTOPP_DISABLE_AVX2
 endif
 
+ifneq ($(BR2_ARM_CPU_HAS_NEON),y)
+CRYPTOPP_CXXFLAGS += -DCRYPTOPP_DISABLE_ARM_NEON
+endif
+
 CRYPTOPP_MAKE_OPTS = \
 	$(TARGET_CONFIGURE_OPTS) \
 	CXXFLAGS="$(CRYPTOPP_CXXFLAGS)"
-- 
2.34.1

_______________________________________________
buildroot mailing list
buildroot@buildroot.org
https://lists.buildroot.org/mailman/listinfo/buildroot

Re: [Buildroot] [PATCH 1/1] package/cryptopp: disable neon if needed

[Thomas Petazzoni]

On Mon, 10 Jan 2022 18:36:40 +0100
Fabrice Fontaine <fontaine.fabrice@gmail.com> wrote:

> Fix the following build failure raised since commit
> bf4cf9de833e2d571d98d1ca935ea08a3468e463:
> 
> In file included from aria_simd.cpp:18:0:
> /home/buildroot/autobuild/instance-3/output-1/host/opt/ext-toolchain/lib/gcc/arm-none-linux-gnueabi/4.8.3/include/arm_neon.h:32:2: error: #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h
>  #error You must enable NEON instructions (e.g. -mfloat-abi=softfp -mfpu=neon) to use arm_neon.h
>   ^
> 
> Fixes:
>  - http://autobuild.buildroot.org/results/e4fd947c118174a4fad62cbed18816f02d39ec25
> 
> Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
> ---
>  package/cryptopp/cryptopp.mk | 4 ++++
>  1 file changed, 4 insertions(+)

Applied to master, thanks.

Thomas
-- 
Thomas Petazzoni, CTO, Bootlin
Embedded Linux and Kernel engineering
https://bootlin.com
_______________________________________________
buildroot mailing list
buildroot@buildroot.org
https://lists.buildroot.org/mailman/listinfo/buildroot