[clang-tools-extra] [clang] [llvm] [Clang] Add some CodeGen tests for CWG 2xx issues (PR #80823)
Vlad Serebrennikov via cfe-commits
cfe-commits at lists.llvm.org
Tue Feb 6 02:53:36 PST 2024
https://github.com/Endilll created https://github.com/llvm/llvm-project/pull/80823
This patch covers CWG issues
[201](https://cplusplus.github.io/CWG/issues/201.html),
[210](https://cplusplus.github.io/CWG/issues/210.html),
[292](https://cplusplus.github.io/CWG/issues/292.html).
[CWG208](https://cplusplus.github.io/CWG/issues/208.html) is not covered, as it actually requires a libcxxabi test.
>From 560713b5d45236956198654a10e0795eb56cad7b Mon Sep 17 00:00:00 2001
From: Vlad Serebrennikov <serebrennikov.vladislav at gmail.com>
Date: Tue, 6 Feb 2024 13:23:36 +0300
Subject: [PATCH] [Clang] Add some CodeGen tests for CWG 2xx issues
This patch covers CWG issues
[201](https://cplusplus.github.io/CWG/issues/201.html),
[210](https://cplusplus.github.io/CWG/issues/210.html),
[292](https://cplusplus.github.io/CWG/issues/292.html).
[CWG208](https://cplusplus.github.io/CWG/issues/208.html) is not covered, as it actually requires a libcxxabi test.
---
clang/test/CXX/drs/dr201.cpp | 43 ++++++++++++++++++++++++++++++++++++
clang/test/CXX/drs/dr210.cpp | 41 ++++++++++++++++++++++++++++++++++
clang/test/CXX/drs/dr292.cpp | 38 +++++++++++++++++++++++++++++++
clang/test/CXX/drs/dr2xx.cpp | 6 ++---
clang/www/cxx_dr_status.html | 8 +++----
5 files changed, 129 insertions(+), 7 deletions(-)
create mode 100644 clang/test/CXX/drs/dr201.cpp
create mode 100644 clang/test/CXX/drs/dr210.cpp
create mode 100644 clang/test/CXX/drs/dr292.cpp
diff --git a/clang/test/CXX/drs/dr201.cpp b/clang/test/CXX/drs/dr201.cpp
new file mode 100644
index 0000000000000..48495d337e00f
--- /dev/null
+++ b/clang/test/CXX/drs/dr201.cpp
@@ -0,0 +1,43 @@
+// RUN: %clang_cc1 -std=c++98 %s -triple x86_64-linux-gnu -emit-llvm -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+
+// RUN: %clang_cc1 -std=c++98 %s -triple x86_64-linux-gnu -emit-llvm -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 dr201 { // dr201: 2.8
+
+struct A {
+ ~A() NOTHROW {}
+};
+
+struct B {
+ B(A) NOTHROW {}
+ ~B() NOTHROW {}
+};
+
+void foo() {
+ B b = A();
+}
+
+// CHECK-LABEL: define {{.*}} void @dr201::foo()
+// CHECK: call void @dr201::A::~A()
+// CHECK: call void @dr201::B::~B()
+// CHECK-LABEL: }
+
+} // namespace dr201
diff --git a/clang/test/CXX/drs/dr210.cpp b/clang/test/CXX/drs/dr210.cpp
new file mode 100644
index 0000000000000..c19771229596f
--- /dev/null
+++ b/clang/test/CXX/drs/dr210.cpp
@@ -0,0 +1,41 @@
+// RUN: %clang_cc1 -std=c++98 %s -triple x86_64-linux-gnu -emit-llvm -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+
+// RUN: %clang_cc1 -std=c++98 %s -triple x86_64-linux-gnu -emit-llvm -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+
+namespace dr210 { // dr210: 2.7
+struct B {
+ B();
+ virtual ~B();
+};
+
+struct D : B {
+ int i;
+ D();
+};
+
+void toss(const B* b) {
+ throw *b;
+}
+
+void f() {
+ const D d;
+ toss(&d);
+}
+
+// CHECK-LABEL: define {{.*}} void @dr210::toss(dr210::B const*)
+// CHECK: call ptr @__cxa_allocate_exception(i64 8)
+// CHECK-LABEL: }
+
+} // namespace dr210
diff --git a/clang/test/CXX/drs/dr292.cpp b/clang/test/CXX/drs/dr292.cpp
new file mode 100644
index 0000000000000..e59ce2652aba9
--- /dev/null
+++ b/clang/test/CXX/drs/dr292.cpp
@@ -0,0 +1,38 @@
+// RUN: %clang_cc1 -std=c++98 %s -triple x86_64-linux-gnu -emit-llvm -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -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 -disable-llvm-passes -O0 -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+
+// RUN: %clang_cc1 -std=c++98 %s -triple x86_64-linux-gnu -emit-llvm -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -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 -disable-llvm-passes -O3 -o - -fexceptions -fcxx-exceptions -pedantic-errors | llvm-cxxfilt -n | FileCheck %s --check-prefixes CHECK
+
+namespace dr292 { // dr292: 2.9
+
+extern int g();
+
+struct A {
+ A(int) throw() {}
+};
+
+void f() {
+ new A(g());
+}
+
+// CHECK-LABEL: define {{.*}} void @dr292::f()()
+// CHECK: %[[CALL:.+]] = call {{.*}} @operator new(unsigned long)({{.*}})
+// CHECK: invoke {{.*}} i32 @dr292::g()()
+// CHECK-NEXT: to {{.*}} unwind label %lpad
+// CHECK-LABEL: lpad:
+// CHECK: call void @operator delete(void*)(ptr {{.*}} %[[CALL]])
+// CHECK-LABEL: eh.resume:
+// CHECK-LABEL: }
+
+} // namespace dr292
diff --git a/clang/test/CXX/drs/dr2xx.cpp b/clang/test/CXX/drs/dr2xx.cpp
index 1a3ac532f93b2..cbb8734e10c64 100644
--- a/clang/test/CXX/drs/dr2xx.cpp
+++ b/clang/test/CXX/drs/dr2xx.cpp
@@ -26,7 +26,7 @@ namespace dr200 { // dr200: dup 214
}
}
-// dr201 FIXME: write codegen test
+// dr201 is in dr201.cpp
namespace dr202 { // dr202: 3.1
template<typename T> T f();
@@ -76,7 +76,7 @@ namespace dr209 { // dr209: 3.2
};
}
-// dr210 FIXME: write codegen test
+// dr210 is in dr210.cpp
namespace dr211 { // dr211: yes
struct A {
@@ -1188,7 +1188,7 @@ namespace dr289 { // dr289: yes
// dr290: na
// dr291: dup 391
-// dr292 FIXME: write a codegen test
+// dr292 is in dr292.cpp
namespace dr294 { // dr294: no
void f() throw(int);
diff --git a/clang/www/cxx_dr_status.html b/clang/www/cxx_dr_status.html
index 3e13a4d89ef98..109566a12da03 100755
--- a/clang/www/cxx_dr_status.html
+++ b/clang/www/cxx_dr_status.html
@@ -782,7 +782,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
<td><a href="https://cplusplus.github.io/CWG/issues/124.html">124</a></td>
<td>CD1</td>
<td>Lifetime of temporaries in default initialization of class arrays</td>
- <td class="unknown" align="center">Duplicate of <a href="#201">201</a></td>
+ <td class="full" align="center">Duplicate of <a href="#201">201</a></td>
</tr>
<tr id="125">
<td><a href="https://cplusplus.github.io/CWG/issues/125.html">125</a></td>
@@ -1244,7 +1244,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
<td><a href="https://cplusplus.github.io/CWG/issues/201.html">201</a></td>
<td>CD1</td>
<td>Order of destruction of temporaries in initializers</td>
- <td class="unknown" align="center">Unknown</td>
+ <td class="full" align="center">Clang 2.8</td>
</tr>
<tr id="202">
<td><a href="https://cplusplus.github.io/CWG/issues/202.html">202</a></td>
@@ -1299,7 +1299,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
<td><a href="https://cplusplus.github.io/CWG/issues/210.html">210</a></td>
<td>TC1</td>
<td>What is the type matched by an exception handler?</td>
- <td class="unknown" align="center">Unknown</td>
+ <td class="full" align="center">Clang 2.7</td>
</tr>
<tr id="211">
<td><a href="https://cplusplus.github.io/CWG/issues/211.html">211</a></td>
@@ -1792,7 +1792,7 @@ <h2 id="cxxdr">C++ defect report implementation status</h2>
<td><a href="https://cplusplus.github.io/CWG/issues/292.html">292</a></td>
<td>CD3</td>
<td>Deallocation on exception in <TT>new</TT> before arguments evaluated</td>
- <td class="unknown" align="center">Unknown</td>
+ <td class="full" align="center">Clang 2.9</td>
</tr>
<tr class="open" id="293">
<td><a href="https://cplusplus.github.io/CWG/issues/293.html">293</a></td>
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