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authorEvgeniy Didin <Evgeniy.Didin@synopsys.com>2020-03-28 14:12:35 +0300
committerHauke Mehrtens <hauke@hauke-m.de>2020-03-29 16:23:57 +0200
commitb47f3bf7ecc142bbb40f7c62a8ab861727e1a16d (patch)
treebf5422319205d758d6e40e24bdd2ee33c6e8d78f /target
parente3bcb837209af464e862813f514f76f3b6315124 (diff)
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archs38: Add patch for gcc8 compilance
Building Linux kernel version 5.4.x with GCC8 ends up with internal compiler error. The workaround on this issue can be introdution of additional compiler option "--mmpy-option=2" Signed-off-by: Evgeniy Didin <Evgeniy.Didin@synopsys.com> Cc: Alexey Brodkin <abrodkin@synopsys.com> Cc: Petr Štetiar <ynezz@true.cz> Cc: Hauke Mehrtens <hauke@hauke-m.de> Cc: John Crispin <john@phrozen.org>
Diffstat (limited to 'target')
-rw-r--r--target/linux/archs38/patches-5.4/0001-arch-arc-Add-compiler-option-for-gcc8.4.patch21
1 files changed, 21 insertions, 0 deletions
diff --git a/target/linux/archs38/patches-5.4/0001-arch-arc-Add-compiler-option-for-gcc8.4.patch b/target/linux/archs38/patches-5.4/0001-arch-arc-Add-compiler-option-for-gcc8.4.patch
new file mode 100644
index 0000000000..4489a5169c
--- /dev/null
+++ b/target/linux/archs38/patches-5.4/0001-arch-arc-Add-compiler-option-for-gcc8.4.patch
@@ -0,0 +1,21 @@
+From 2e2b3aeda9af9c029bf347c974911fe96cd79c43 Mon Sep 17 00:00:00 2001
+From: Evgeniy Didin <didin@synopsys.com>
+Date: Mon, 23 Mar 2020 15:57:18 +0300
+Subject: [PATCH] arch/arc: Add compiler option for gcc8.4
+
+Signed-off-by: Evgeniy Didin <didin@synopsys.com>
+---
+ arch/arc/Makefile | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+--- a/arch/arc/Makefile
++++ b/arch/arc/Makefile
+@@ -11,7 +11,7 @@ endif
+
+ cflags-y += -fno-common -pipe -fno-builtin -mmedium-calls -D__linux__
+ cflags-$(CONFIG_ISA_ARCOMPACT) += -mA7
+-cflags-$(CONFIG_ISA_ARCV2) += -mcpu=hs38
++cflags-$(CONFIG_ISA_ARCV2) += -mcpu=hs38 -mmpy-option=2
+
+ ifdef CONFIG_ARC_CURR_IN_REG
+ # For a global register defintion, make sure it gets passed to every file