================
@@ -5934,6 +5938,40 @@ IntrinsicLibrary::genSum(mlir::Type resultType,
resultType, args);
}
+// SYSTEM
+void IntrinsicLibrary::genSystem(llvm::ArrayRef<fir::ExtendedValue> args) {
+ assert(args.size() == 2);
+ mlir::Value command = fir::getBase(args[0]);
+ const fir::ExtendedValue &exitstat = args[1];
+
+ if (!command)
+ fir::emitFatalError(loc, "expected COMMAND parameter");
+
+ mlir::Type boxNoneTy = fir::BoxType::get(builder.getNoneType());
+
+ mlir::Value waitBool = builder.createBool(loc, true);
+ mlir::Value exitstatBox =
+ isStaticallyPresent(exitstat)
+ ? fir::getBase(exitstat)
+ : builder.create<fir::AbsentOp>(loc, boxNoneTy).getResult();
----------------
tblah wrote:
As I understand it, RUNTIME_CHECK is more like an assertion, so the runtime
would crash when given a null existstat:
https://github.com/llvm/llvm-project/blob/main/flang/runtime/terminator.h#L103
https://github.com/llvm/llvm-project/pull/74309
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