14 lines
357 B
C++
14 lines
357 B
C++
#ifndef OSRM_ATTRIBUTES_HPP_
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#define OSRM_ATTRIBUTES_HPP_
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// OSRM_ATTR_WARN_UNUSED - caller has to use function's return value
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// https://gcc.gnu.org/onlinedocs/gcc/Common-Function-Attributes.html
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#if defined(__GNUC__) && (__GNUC__ >= 4)
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#define OSRM_ATTR_WARN_UNUSED __attribute__((warn_unused_result))
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#else
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#define OSRM_ATTR_WARN_UNUSED
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#endif
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#endif
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