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configure.ac: append to existing initializer override flags 

Currently we were overwriting the existing warning flags, instead of
adding new [as applicable].

Fixes c5d2e2d43f ("configure: Test for -Wno-initializer-overrides")
Signed-off-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Matt Turner <mattst88@gmail.com>
Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>
This commit is contained in:
Emil Velikov 2017-10-31 19:26:33 +00:00 committed by Emil Velikov
parent 63811f3b7c
commit 6dd56fafe2
1 changed files with 2 additions and 2 deletions
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configure.ac
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@ -339,8 +339,8 @@ esac
AC_SUBST([VISIBILITY_CFLAGS])
AC_SUBST([VISIBILITY_CXXFLAGS])
AX_CHECK_COMPILE_FLAG([-Wno-override-init], [WNO_OVERRIDE_INIT="-Wno-override-init"]) # gcc
AX_CHECK_COMPILE_FLAG([-Wno-initializer-overrides], [WNO_OVERRIDE_INIT="-Wno-initializer-overrides"]) # clang
AX_CHECK_COMPILE_FLAG([-Wno-override-init], [WNO_OVERRIDE_INIT="$WNO_OVERRIDE_INIT -Wno-override-init"]) # gcc
AX_CHECK_COMPILE_FLAG([-Wno-initializer-overrides], [WNO_OVERRIDE_INIT="$WNO_OVERRIDE_INIT -Wno-initializer-overrides"]) # clang
AC_SUBST([WNO_OVERRIDE_INIT])
dnl