[flang-commits] [flang] [flang][fir] Add fir.if -> scf.if and add filecheck test file (PR #142965)

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<!--LLVM CODE FORMAT COMMENT: {clang-format}-->


:warning: C/C++ code formatter, clang-format found issues in your code. :warning:

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You can test this locally with the following command:
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``````````bash
git-clang-format --diff HEAD~1 HEAD --extensions cpp -- flang/lib/Optimizer/Transforms/FIRToSCF.cpp
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<details>
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View the diff from clang-format here.
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``````````diff
diff --git a/flang/lib/Optimizer/Transforms/FIRToSCF.cpp b/flang/lib/Optimizer/Transforms/FIRToSCF.cpp
index e2f3de5bb..c2e5233ff 100644
--- a/flang/lib/Optimizer/Transforms/FIRToSCF.cpp
+++ b/flang/lib/Optimizer/Transforms/FIRToSCF.cpp
@@ -96,13 +96,13 @@ struct IfConversion : public OpRewritePattern<fir::IfOp> {
     mlir::detail::TypedValue<mlir::IntegerType> condition = ifOp.getCondition();
     ValueTypeRange<ResultRange> resultTypes = ifOp.getResultTypes();
     bool hasResult = !resultTypes.empty();
-    mlir::scf::IfOp scfIfOp = rewriter.create<scf::IfOp>(loc, resultTypes, condition,
-                                              !ifOp.getElseRegion().empty());
+    mlir::scf::IfOp scfIfOp = rewriter.create<scf::IfOp>(
+        loc, resultTypes, condition, !ifOp.getElseRegion().empty());
     // then region
     assert(!ifOp.getThenRegion().empty() && "must have then region");
     Block &firThenBlock = ifOp.getThenRegion().front();
     Block &scfThenBlock = scfIfOp.getThenRegion().front();
-    llvm::iplist<Operation > &firThenOps = firThenBlock.getOperations();
+    llvm::iplist<Operation> &firThenOps = firThenBlock.getOperations();
     Operation *firThenTerminator = firThenBlock.getTerminator();
 
     rewriter.setInsertionPointToStart(&scfThenBlock);
@@ -121,7 +121,7 @@ struct IfConversion : public OpRewritePattern<fir::IfOp> {
     if (!ifOp.getElseRegion().empty()) {
       Block &firElseBlock = ifOp.getElseRegion().front();
       Block &scfElseBlock = scfIfOp.getElseRegion().front();
-      llvm::iplist<Operation > &firElseOps = firElseBlock.getOperations();
+      llvm::iplist<Operation> &firElseOps = firElseBlock.getOperations();
       mlir::Operation *firElseTerminator = firElseBlock.getTerminator();
 
       rewriter.setInsertionPointToStart(&scfElseBlock);

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https://github.com/llvm/llvm-project/pull/142965