configure: Test for -Wno-initializer-overrides

Clang has "-Wno-initializer-overrides", while gcc has
"-Wno-override-init". Quiets a lot of warnings with clang.

Reviewed-by: Emil Velikov <emil.velikov@collabora.com>
Reviewed-by: Eric Engestrom <eric.engestrom@imgtec.com>
This commit is contained in:
Matt Turner 2017-07-06 22:19:15 -07:00
parent e4b2b69e82
commit c5d2e2d43f
2 changed files with 5 additions and 1 deletions

View File

@ -339,6 +339,10 @@ 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
AC_SUBST([WNO_OVERRIDE_INIT])
dnl
dnl Optional flags, check for compiler support
dnl

View File

@ -44,7 +44,7 @@ AM_CPPFLAGS = \
AM_CFLAGS = \
$(VISIBILITY_CFLAGS) \
-Wno-override-init
$(WNO_OVERRIDE_INIT)
MKDIR_GEN = $(AM_V_at)$(MKDIR_P) $(@D)
PYTHON_GEN = $(AM_V_GEN)$(PYTHON2) $(PYTHON_FLAGS)