[flang-commits] [flang] [llvm] [flang][flang-rt] Add support for non-standard TIMEF intrinsic (PR #185377)

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@@ -31,6 +32,19 @@ TEST(TimeIntrinsics, CpuTime) {
   }
 }
 
+TEST(TimeIntrinsics, Timef) {
+  // We can't really test that we get the "right" result for Timef, but we
+  // can have a smoke test to see that we get something reasonable on the
+  // platforms where we expect to support it.
+  double start{RTNAME(Timef)()}, end{0.0};
+  ASSERT_GE(start, 0.0);
+
+  sleep(2);
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NimishMishra wrote:

I'm now using a busy loop that (without the explicit runtime variable) will burn for 1 second. Hope it is fine now

https://github.com/llvm/llvm-project/pull/185377