[flang] [llvm] [flang-rt] Runtime implementation of extended intrinsic function SECNDS() (PR #152021)

[Peter Klausler via llvm-commits]

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@@ -309,6 +310,12 @@ std::int32_t RTNAME(Hostnm)(
   return status;
 }
 
+float RTNAME(Secnds)(float *refTime, const char *sourceFile, int line) {
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klausler wrote:

If there are other examples in lowering that work in that way, sure.  Otherwise, a trivial wrapper is okay.

https://github.com/llvm/llvm-project/pull/152021