未验证 提交 5fe97469 编写于 作者: Y Yu Yang 提交者: GitHub

Merge pull request #5587 from reyoung/feature/fix_gpu_compile_on_linux

Fix GPU Compile on Linux
......@@ -27,20 +27,22 @@ namespace platform {
This wrap is a hack to avoid this bug.
*/
template <class Callable, class... Args>
template <typename Callable, typename... Args>
inline void call_once(std::once_flag& flag, Callable&& f, Args&&... args) {
bool good = false;
std::exception ex;
std::call_once(flag, [&]() {
try {
f(args...);
good = true;
} catch (const std::exception& e) {
ex = e;
} catch (...) {
ex = std::runtime_error("excption caught in call_once");
}
});
std::call_once(flag,
[&](Args&&... args) {
try {
f(args...);
good = true;
} catch (const std::exception& e) {
ex = e;
} catch (...) {
ex = std::runtime_error("excption caught in call_once");
}
},
args...);
if (!good) {
throw std::exception(ex);
}
......
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