[clang] Fix codegen of consteval functions returning an empty class, and related issues (PR #93115)

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git-clang-format --diff 0012b1ea84e671a9e0c9f7f2d1564315ed9cbcca 19f3b677d92ed88b825b455d738055da05f91e0d -- clang/lib/CodeGen/CGCall.cpp clang/lib/CodeGen/CGExprAgg.cpp clang/lib/CodeGen/CodeGenFunction.h clang/test/CodeGen/arm-mve-intrinsics/vld24.c clang/test/CodeGen/arm-vfp16-arguments2.cpp clang/test/CodeGenCXX/address-space-cast-coerce.cpp clang/test/CodeGenCXX/cxx2a-consteval.cpp clang/test/CodeGenCXX/trivial_abi.cpp
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diff --git a/clang/lib/CodeGen/CGCall.cpp b/clang/lib/CodeGen/CGCall.cpp
index db6feb4bf1..262aa30547 100644
--- a/clang/lib/CodeGen/CGCall.cpp
+++ b/clang/lib/CodeGen/CGCall.cpp
@@ -1355,7 +1355,8 @@ void CodeGenFunction::CreateCoercedStore(llvm::Value *Src, Address Dst,
   // FIXME: This isn't really that useful with opaque types, but it impacts a
   // lot of regression tests.
   if (SrcTy != Dst.getElementType()) {
-    if (llvm::StructType *DstSTy = dyn_cast<llvm::StructType>(Dst.getElementType())) {
+    if (llvm::StructType *DstSTy =
+            dyn_cast<llvm::StructType>(Dst.getElementType())) {
       assert(!SrcSize.isScalable());
       Dst = EnterStructPointerForCoercedAccess(Dst, DstSTy,
                                                SrcSize.getFixedValue(), *this);
@@ -1368,7 +1369,8 @@ void CodeGenFunction::CreateCoercedStore(llvm::Value *Src, Address Dst,
       // If the value is supposed to be a pointer, convert it before storing it.
       Src = CoerceIntOrPtrToIntOrPtr(Src, Dst.getElementType(), *this);
       Builder.CreateStore(Src, Dst, DstIsVolatile);
-    } else if (llvm::StructType *STy = dyn_cast<llvm::StructType>(Src->getType())) {
+    } else if (llvm::StructType *STy =
+                   dyn_cast<llvm::StructType>(Src->getType())) {
       // Prefer scalar stores to first-class aggregate stores.
       Dst = Dst.withElementType(SrcTy);
       for (unsigned i = 0, e = STy->getNumElements(); i != e; ++i) {

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https://github.com/llvm/llvm-project/pull/93115