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cpucount.cpp: std:🧵:hardware_concurrency() may return 0

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This commit is contained in:
Thomas Pöchtrager 2016-09-22 20:23:22 +02:00
parent 3536634878
commit e108c9eeb6
1 changed files with 3 additions and 3 deletions
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6
tools/cpucount.cpp
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@ -5,7 +5,7 @@
* *
* Requires C++11 or better. * Requires C++11 or better.
*/ */
int main() int main() {
{ unsigned int numcpus = std::thread::hardware_concurrency();
std::cout << std::thread::hardware_concurrency() << std::endl; std::cout << (numcpus > 0 ? numcpus : 1) << std::endl;
} }