[XS] Change in coreboot[main]: [only build test] tree: add -fsanitize=undefined

[Elyes Haouas (Code Review)]

Elyes Haouas has uploaded this change for review. ( https://review.coreboot.org/c/coreboot/+/84167?usp=email )

Change subject: [only build test] tree: add -fsanitize=undefined
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[only build test] tree: add -fsanitize=undefined

Change-Id: I4002ba18ebddb87f177b27048d8ade2df8016362
Signed-off-by: Elyes Haouas 
---
M Makefile.mk
1 file changed, 1 insertion(+), 1 deletion(-)

git pull ssh://review.coreboot.org:29418/coreboot refs/changes/67/84167/1

diff --git a/Makefile.mk b/Makefile.mk
index e7a9ab1..a00e249 100644
--- a/Makefile.mk
+++ b/Makefile.mk
@@ -534,7 +534,7 @@
 CFLAGS_common += -fno-pie
 CFLAGS_common += -Wstring-compare
 ifeq ($(CONFIG_COMPILER_GCC),y)
-CFLAGS_common += -Wold-style-declaration
+CFLAGS_common += -Wold-style-declaration -fsanitize=undefined
 CFLAGS_common += -Wcast-function-type
 # Don't add these GCC specific flags when running scan-build
 ifeq ($(CCC_ANALYZER_OUTPUT_FORMAT),)