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turn -Werror=null-dereference into a warning 

There is unfortunately no way to suppres this witha pragma,
and gcc 9 uncovers quite a few new instaces with enabled LTO that can't/won't be fixed
"error: potential null pointer dereference"

Related: OS#4123
Change-Id: I4d1219bf84d3b8dcaf925a60cf54abe733fba263
This commit is contained in:
Eric Wild 2019-07-19 00:48:50 +02:00 committed by laforge
parent 3d8b009b0f
commit d855b30f07
1 changed files with 1 additions and 1 deletions
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configure.ac
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@ -116,7 +116,7 @@ CFLAGS="$CFLAGS -Wall"
AX_CHECK_COMPILE_FLAG([-Werror=implicit], [CFLAGS="$CFLAGS -Werror=implicit"])
AX_CHECK_COMPILE_FLAG([-Werror=maybe-uninitialized], [CFLAGS="$CFLAGS -Werror=maybe-uninitialized"])
AX_CHECK_COMPILE_FLAG([-Werror=memset-transposed-args], [CFLAGS="$CFLAGS -Werror=memset-transposed-args"])
AX_CHECK_COMPILE_FLAG([-Werror=null-dereference], [CFLAGS="$CFLAGS -Werror=null-dereference"])
AX_CHECK_COMPILE_FLAG([-Wnull-dereference], [CFLAGS="$CFLAGS -Wnull-dereference"])
AX_CHECK_COMPILE_FLAG([-Werror=sizeof-array-argument], [CFLAGS="$CFLAGS -Werror=sizeof-array-argument"])
AX_CHECK_COMPILE_FLAG([-Werror=sizeof-pointer-memaccess], [CFLAGS="$CFLAGS -Werror=sizeof-pointer-memaccess"])