[clang] [clang-repl] Names declared in if conditions and for-init statements are local to the inner context (C++ 3.3.2p4) (PR #84150)

[Aaron Ballman via cfe-commits]

Stefan =?utf-8?q?Gr=C3=A4nitz?= <stefan.graen...@gmail.com>,
Stefan =?utf-8?q?Gr=C3=A4nitz?= <stefan.graen...@gmail.com>,
Stefan =?utf-8?q?Gr=C3=A4nitz?= <stefan.graen...@gmail.com>,
Stefan =?utf-8?q?Gr=C3=A4nitz?= <stefan.graen...@gmail.com>,
Stefan =?utf-8?q?Gr=C3=A4nitz?= <stefan.graen...@gmail.com>
Message-ID:
In-Reply-To: <llvm.org/llvm/llvm-project/pull/84...@github.com>


================
@@ -41,3 +40,16 @@ for (; i > 4; --i) { printf("i = %d\n", i); };
 
 int j = i; printf("j = %d\n", j);
 // CHECK-NEXT: j = 4
+
+if (int i = j) printf("i = %d\n", i);
+// CHECK-NEXT: i = 4
+
+for (int i = j; i > 3; --i) printf("i = %d\n", i);
+// CHECK-NEXT: i = 4
+
+for(int i=0; i<2; i+=1) {};
----------------
AaronBallman wrote:

```suggestion
for(int i=0; i<2; i+=1) {}
```

https://github.com/llvm/llvm-project/pull/84150
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