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[RFC,06/16] kvm tools: don't pass -Wcast-align to the compiler

Message ID 1352721450-11340-7-git-send-email-will.deacon@arm.com (mailing list archive)
State New, archived
Headers show

Commit Message

Will Deacon Nov. 12, 2012, 11:57 a.m. UTC
GCC 4.7 with -Wcast-align will warn for code like the following:

	bar = (struct foo *)(char *)(0);

which is exactly the sort of code generated by container_of. In
combination with -Werror, this breaks the build.

This patch removes the option from the kvmtool Makefile.

Signed-off-by: Will Deacon <will.deacon@arm.com>
---
 tools/kvm/Makefile |    1 -
 1 files changed, 0 insertions(+), 1 deletions(-)
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Patch

diff --git a/tools/kvm/Makefile b/tools/kvm/Makefile
index bb22587..c105de1 100644
--- a/tools/kvm/Makefile
+++ b/tools/kvm/Makefile
@@ -247,7 +247,6 @@  KVM_INCLUDE := include
 CFLAGS	+= $(CPPFLAGS) $(DEFINES) -I$(KVM_INCLUDE) -I$(ARCH_INCLUDE) -I$(KINCL_PATH)/include/uapi -I$(KINCL_PATH)/include -I$(KINCL_PATH)/arch/$(ARCH)/include/uapi -I$(KINCL_PATH)/arch/$(ARCH)/include/ -O2 -fno-strict-aliasing -g
 
 WARNINGS += -Wall
-WARNINGS += -Wcast-align
 WARNINGS += -Wformat=2
 WARNINGS += -Winit-self
 WARNINGS += -Wmissing-declarations