compiler: -Winit-self hardening

Warn about uninitialized variables that are initialized with themselves. Note this option can only be used with the -Wuninitialized option. Signed-off-by: Christian Brauner <christian.brauner@ubuntu.com>

compiler: -Winit-self hardening
f03f7b5c · Christian Brauner · 11af5f2b · f03f7b5c
Unverified Commit f03f7b5c authored Feb 05, 2019 by Christian Brauner
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configure.ac configure.ac +1 -0

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--- a/configure.ac
+++ b/configure.ac
@@ -704,6 +704,7 @@ AX_CHECK_COMPILE_FLAG([-Werror=implicit-function-declaration], [CFLAGS="$CFLAGS 
 AX_CHECK_COMPILE_FLAG([-Wlogical-op], [CFLAGS="$CFLAGS -Wlogical-op"],,[-Werror])
 AX_CHECK_COMPILE_FLAG([-Wmissing-include-dirs], [CFLAGS="$CFLAGS -Wmissing-include-dirs"],,[-Werror])
 AX_CHECK_COMPILE_FLAG([-Wold-style-definition], [CFLAGS="$CFLAGS -Wold-style-definition"],,[-Werror])
+AX_CHECK_COMPILE_FLAG([-Winit-self], [CFLAGS="$CFLAGS -Winit-self"],,[-Werror])

 AX_CHECK_LINK_FLAG([-z relro], [LDLAGS="$LDLAGS -z relro"],,[])
 AX_CHECK_LINK_FLAG([-z now], [LDLAGS="$LDLAGS -z now"],,[])