[clang] [clang] Diagnose dangling issues for the "Container<GSLPointer>" case. (PR #107213)

Haojian Wu via cfe-commits cfe-commits at lists.llvm.org
Fri Sep 6 04:49:37 PDT 2024


================
@@ -525,3 +544,31 @@ void test() {
   std::string_view svjkk1 = ReturnStringView(StrCat("bar", "x")); // expected-warning {{object backing the pointer will be destroyed at the end of the full-expression}}
 }
 } // namespace GH100549
+
+namespace GH100526 {
+void test() {
+  std::vector<std::string_view> v1({std::string()}); // expected-warning {{object backing the pointer will be destroyed at the end}}
+  std::vector<std::string_view> v2({std::string(), std::string_view()}); // expected-warning {{object backing the pointer will be destroyed at the end}}
+  std::vector<std::string_view> v3({std::string_view(), std::string()}); // expected-warning {{object backing the pointer will be destroyed at the end}}
----------------
hokein wrote:

Good idea. Done.

https://github.com/llvm/llvm-project/pull/107213


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