Thread (7 messages) 7 messages, 1 author, 2015-05-25
STALE4031d

[PATCH 4/6] powerpc: Don't use -mno-strict-align on clang

From: Anton Blanchard <hidden>
Date: 2015-05-25 22:53:44
Subsystem: linux for powerpc (32-bit and 64-bit), the rest · Maintainers: Madhavan Srinivasan, Michael Ellerman, Linus Torvalds

We added -mno-strict-align in commit f036b3681962 (powerpc: Work around little
endian gcc bug) to fix gcc bug http://gcc.gnu.org/bugzilla/show_bug.cgi?id=57134

Clang doesn't understand it. We need to use a conditional because we can't use the
simpler call cc-option here.

Signed-off-by: Anton Blanchard <redacted>
---
 arch/powerpc/Makefile | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile
index 7c08b4e..9cf7c7c 100644
--- a/arch/powerpc/Makefile
+++ b/arch/powerpc/Makefile
@@ -65,7 +65,10 @@ endif
 
 
 ifeq ($(CONFIG_CPU_LITTLE_ENDIAN),y)
-override CC	+= -mlittle-endian -mno-strict-align
+override CC	+= -mlittle-endian
+ifneq ($(COMPILER),clang)
+override CC	+= -mno-strict-align
+endif
 override AS	+= -mlittle-endian
 override LD	+= -EL
 override CROSS32CC += -mlittle-endian
-- 
2.1.4
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