[clang] [clang] Add test for CWG593 (PR #87752)
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Fri Apr 5 00:42:00 PDT 2024
llvmbot wrote:
<!--LLVM PR SUMMARY COMMENT-->
@llvm/pr-subscribers-clang
Author: Vlad Serebrennikov (Endilll)
<details>
<summary>Changes</summary>
[CWG593](https://cplusplus.github.io/CWG/issues/593.html) "Falling off the end of a destructor's function-try-block handler". As usual with CWG issues resolved as NAD, we test for status-quo confirmed by CWG.
---
Full diff: https://github.com/llvm/llvm-project/pull/87752.diff
3 Files Affected:
- (added) clang/test/CXX/drs/dr593.cpp (+35)
- (modified) clang/test/CXX/drs/dr5xx.cpp (+1-1)
- (modified) clang/www/cxx_dr_status.html (+1-1)
``````````diff
diff --git a/clang/test/CXX/drs/dr593.cpp b/clang/test/CXX/drs/dr593.cpp
new file mode 100644
index 00000000000000..4998af966ebb90
--- /dev/null
+++ b/clang/test/CXX/drs/dr593.cpp
@@ -0,0 +1,35 @@
+// RUN: %clang_cc1 -std=c++98 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+// RUN: %clang_cc1 -std=c++11 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+// RUN: %clang_cc1 -std=c++14 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+// RUN: %clang_cc1 -std=c++17 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+// RUN: %clang_cc1 -std=c++20 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+// RUN: %clang_cc1 -std=c++23 %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+// RUN: %clang_cc1 -std=c++2c %s -triple x86_64-linux-gnu -emit-llvm -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+
+#if __cplusplus == 199711L
+#define NOTHROW throw()
+#else
+#define NOTHROW noexcept(true)
+#endif
+
+namespace dr593 { // dr593: 2.8
+
+void f();
+void fence() NOTHROW;
+
+struct A {
+ ~A() try {
+ f();
+ } catch (...) {
+ fence();
+ }
+};
+
+void g() {
+ A();
+}
+
+} // namespace dr593
+
+// CHECK: call void @dr593::fence()()
+// CHECK-NEXT: invoke void @__cxa_rethrow()
diff --git a/clang/test/CXX/drs/dr5xx.cpp b/clang/test/CXX/drs/dr5xx.cpp
index 426b368b390ae6..0ea306a041167b 100644
--- a/clang/test/CXX/drs/dr5xx.cpp
+++ b/clang/test/CXX/drs/dr5xx.cpp
@@ -1098,7 +1098,7 @@ namespace dr591 { // dr591: no
}
// dr592: na
-// dr593 needs an IRGen test.
+// dr593 is in dr593.cpp
// dr594: na
namespace dr595 { // dr595: dup 1330
diff --git a/clang/www/cxx_dr_status.html b/clang/www/cxx_dr_status.html
index 5e1e03dec1d484..38f99012c8126b 100755
--- a/clang/www/cxx_dr_status.html
+++ b/clang/www/cxx_dr_status.html
@@ -3600,7 +3600,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
<td><a href="https://cplusplus.github.io/CWG/issues/593.html">593</a></td>
<td>NAD</td>
<td>Falling off the end of a destructor's <I>function-try-block</I> handler</td>
- <td class="unknown" align="center">Unknown</td>
+ <td class="full" align="center">Clang 2.8</td>
</tr>
<tr id="594">
<td><a href="https://cplusplus.github.io/CWG/issues/594.html">594</a></td>
``````````
</details>
https://github.com/llvm/llvm-project/pull/87752
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