[clang] Reland: [clang] improve print / dump of anonymous declarations (PR #124858)

[Matheus Izvekov via cfe-commits]

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@@ -0,0 +1,27 @@
+// RUN: %clang_analyze_cc1 -analyzer-checker=debug.DumpCFG -triple x86_64-apple-darwin12 -std=c++20 %s 2>&1 | FileCheck %s
+
+struct A {
+  static A a;
+  char b;
+  friend bool operator==(A, A) = default;
+};
+bool _ = A() == A::a;
+
+// CHECK-LABEL: bool operator==(A, A) noexcept = default
+// CHECK-NEXT: [B2 (ENTRY)]
+// CHECK-NEXT:    Succs (1): B1
+// CHECK:      [B1]
+// CHECK-NEXT:    1: function-parameter-0-0
+// CHECK-NEXT:    2: [B1.1].b
+// CHECK-NEXT:    3: [B1.2] (ImplicitCastExpr, LValueToRValue, char)
+// CHECK-NEXT:    4: [B1.3] (ImplicitCastExpr, IntegralCast, int)
+// CHECK-NEXT:    5: function-parameter-0-1
+// CHECK-NEXT:    6: [B1.5].b
+// CHECK-NEXT:    7: [B1.6] (ImplicitCastExpr, LValueToRValue, char)
+// CHECK-NEXT:    8: [B1.7] (ImplicitCastExpr, IntegralCast, int)
+// CHECK-NEXT:    9: [B1.4] == [B1.8]
+// CHECK-NEXT:   10: return [B1.9];
+// CHECK-NEXT:    Preds (1): B2
+// CHECK-NEXT:    Succs (1): B0
+// CHECK:      [B0 (EXIT)]
+// CHECK-NEXT:    Preds (1): B1
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mizvekov wrote:

@erichkeane @gribozavr new test since original PR

https://github.com/llvm/llvm-project/pull/124858