[clang] [clang] Added warn-assignment-bool-context (PR #115234)

Erich Keane via cfe-commits cfe-commits at lists.llvm.org
Tue Jan 21 07:19:44 PST 2025


================
@@ -0,0 +1,45 @@
+// RUN: %clang_cc1 -x c++ -fsyntax-only -Wparentheses -verify %s
+
+// Do not emit the warning for compound-assignments. 
+bool f(int x) { return x = 0; }  // expected-warning {{suggest parentheses around assignment used as truth value}} \
+                                 // expected-note{{place parentheses around the assignment to silence this warning}}
+bool f2(int x) { return x += 0; }
+
+bool f3(bool x) { return x = 0; }
+
+void test() {
+  int x;
+
+  // Assignemnts inside of conditions should still emit the more specific `warn_condition_is_assignment` warning.
----------------
erichkeane wrote:

```suggestion
  // Assignments inside of conditions should still emit the more specific `warn_condition_is_assignment` warning.
```

https://github.com/llvm/llvm-project/pull/115234


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