48 lines
1.9 KiB
Plaintext
48 lines
1.9 KiB
Plaintext
AC_DEFUN([NC_DEBUGGING],[
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##-------------------------------------------------------------------------
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AX_REQUIRE_DEFINED([AS_HELP_STRING])
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AX_REQUIRE_DEFINED([AX_APPEND_COMPILE_FLAGS])
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AX_REQUIRE_DEFINED([AX_APPEND_LINK_FLAGS])
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AX_REQUIRE_DEFINED([NC_APPEND_ONE_COMPILE_FLAG])
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##-------------------------------------------------------------------------
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AC_ARG_ENABLE([sanitizer], [
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AS_HELP_STRING([--enable-sanitizer], [enable memory sanitizer])
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])
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AS_IF([test "x$enable_sanitizer" = "xyes"], [
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m4_foreach([NAME], [
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[address], [undefined],
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[leak],[float-divide-by-zero],[float-cast-overflow],[bounds,alignment],[object-size],[vptr],
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[integer],[thread],[undefined-trap],[cfi]dnl
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], [
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AX_APPEND_COMPILE_FLAGS([-fsanitize=[]NAME], [], [-Werror])
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AX_APPEND_LINK_FLAGS([-fsanitize=[]NAME], [], [-Werror])
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])
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## We, and the std library, tend to use unsigned overflow legitimately
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AX_APPEND_COMPILE_FLAGS([-fno-sanitize=unsigned-integer-overflow], [], [-Werror])
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AX_APPEND_LINK_FLAGS([-fno-sanitize=unsigned-integer-overflow], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-ftrapv], [], [-Werror])
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])
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##-------------------------------------------------------------------------
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AC_ARG_ENABLE([debugging], [
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AS_HELP_STRING([--enable-debugging], [enables developer debugging support])
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])
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AS_IF([test "x${enable_debugging}" = "xyes"], [
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AC_DEFINE([ENABLE_DEBUGGING], [], [Debugging support enabled])
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AC_DEFINE([_GLIBCXX_DEBUG], [], [Use glibcxx debugging mode])
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NC_APPEND_ONE_COMPILE_FLAG([-O0])
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], [
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AX_APPEND_COMPILE_FLAGS([-O2])
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])
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##-------------------------------------------------------------------------
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AX_APPEND_COMPILE_FLAGS([-g], [], [-Werror])
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AX_APPEND_COMPILE_FLAGS([-ggdb], [], [-Werror])
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])
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