configure: enable -Wunused-but-set-variable

parent 74e5aa1a
...@@ -718,6 +718,7 @@ AX_CHECK_COMPILE_FLAG([-Wlogical-op], [CFLAGS="$CFLAGS -Wlogical-op"],,[-Werror] ...@@ -718,6 +718,7 @@ AX_CHECK_COMPILE_FLAG([-Wlogical-op], [CFLAGS="$CFLAGS -Wlogical-op"],,[-Werror]
AX_CHECK_COMPILE_FLAG([-Wmissing-include-dirs], [CFLAGS="$CFLAGS -Wmissing-include-dirs"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Wmissing-include-dirs], [CFLAGS="$CFLAGS -Wmissing-include-dirs"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Wold-style-definition], [CFLAGS="$CFLAGS -Wold-style-definition"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Wold-style-definition], [CFLAGS="$CFLAGS -Wold-style-definition"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Winit-self], [CFLAGS="$CFLAGS -Winit-self"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Winit-self], [CFLAGS="$CFLAGS -Winit-self"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Wunused-but-set-variable], [CFLAGS="$CFLAGS -Wunused-but-set-variable"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Wfloat-equal], [CFLAGS="$CFLAGS -Wfloat-equal"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Wfloat-equal], [CFLAGS="$CFLAGS -Wfloat-equal"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Wsuggest-attribute=noreturn], [CFLAGS="$CFLAGS -Wsuggest-attribute=noreturn"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Wsuggest-attribute=noreturn], [CFLAGS="$CFLAGS -Wsuggest-attribute=noreturn"],,[-Werror])
AX_CHECK_COMPILE_FLAG([-Werror=return-type], [CFLAGS="$CFLAGS -Werror=return-type"],,[-Werror]) AX_CHECK_COMPILE_FLAG([-Werror=return-type], [CFLAGS="$CFLAGS -Werror=return-type"],,[-Werror])
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