[xen master] xen: Enable -Wwrite-strings

[patchbot@xxxxxxx]

commit 9153b64beac9983835b8804a1ed9b19ecb7e3c3f
Author:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
AuthorDate: Tue May 16 20:55:57 2023 +0100
Commit:     Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
CommitDate: Thu Nov 23 11:20:01 2023 +0000

    xen: Enable -Wwrite-strings
    
    The codebase is now -Wwrite-strings clean.  Activate the option to cause
    string literals to have a const type, and prevent any violations of MISRA 
Rule
    7.4 being reintroduced.
    
    Signed-off-by: Andrew Cooper <andrew.cooper3@xxxxxxxxxx>
    Acked-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
---
 xen/Makefile | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/xen/Makefile b/xen/Makefile
index 7b869f4b30..ca571103c8 100644
--- a/xen/Makefile
+++ b/xen/Makefile
@@ -392,7 +392,7 @@ endif
 CFLAGS-$(CONFIG_CC_SPLIT_SECTIONS) += -ffunction-sections -fdata-sections
 
 CFLAGS += -nostdinc -fno-builtin -fno-common
-CFLAGS += -Werror -Wredundant-decls -Wno-pointer-arith
+CFLAGS += -Werror -Wredundant-decls -Wwrite-strings -Wno-pointer-arith
 $(call cc-option-add,CFLAGS,CC,-Wvla)
 CFLAGS += -pipe -D__XEN__ -include $(srctree)/include/xen/config.h
 CFLAGS-$(CONFIG_DEBUG_INFO) += -g
--
generated by git-patchbot for /home/xen/git/xen.git#master