================
@@ -0,0 +1,132 @@
+// RUN: %clang_analyze_cc1 -analyzer-checker=core,debug.ExprInspection -verify
%s
+
+void clang_analyzer_warnIfReached();
+
+// Systematic tests for [[clang::suppress]] on template methods inside
+// non-template and template classes.
+
+// Placeholder types for triggering instantiations.
+// - Type{A,B} should match an unconstrained template type parameter.
+struct TypeA{};
+struct TypeB{};
+
+// ============================================================================
+// Group A: Non-template class with suppressed/unsuppressed template methods
+// ============================================================================
+
+struct NonTemplateClassWithTemplatedMethod {
+ template <typename T>
+ [[clang::suppress]] void suppressed(T) {
+ clang_analyzer_warnIfReached(); // no-warning
+ }
+
+ template <typename T>
+ void unsuppressed(T) {
+ clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}}
+ }
+};
+
+void test_nontpl_class() {
+ NonTemplateClassWithTemplatedMethod().suppressed(TypeA{});
+ NonTemplateClassWithTemplatedMethod().unsuppressed(TypeA{});
+}
+
+// ============================================================================
+// Group B: Template class with template methods — inline
+// ============================================================================
+
+template <typename T>
+struct TemplateClassWithTemplateMethod {
+ template <typename U>
+ [[clang::suppress]] void suppressed(U) {
+ clang_analyzer_warnIfReached(); // no-warning
+ }
+
+ template <typename U>
+ void unsuppressed(U) {
+ clang_analyzer_warnIfReached(); // expected-warning{{REACHABLE}}
+ }
+
+ template <typename U>
+ [[clang::suppress]] void suppress_at_decl_outline(U);
+
+ template <typename U>
+ void suppress_at_def_outline(U);
+};
+
+// ============================================================================
+// Group C: Template class with template methods — out-of-line
+// ============================================================================
+
----------------
steakhal wrote:
Valid! I decided to split them in c6161179298864344885b348c194a3d1b7a391a3
https://github.com/llvm/llvm-project/pull/186447
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