[PATCH] D77194: [clang] Persist Attr::IsPackExpansion into the PCH

[Nathan Ridge via Phabricator via cfe-commits]

This revision was automatically updated to reflect the committed changes.
Closed by commit rG8b3b7556e9ab: [clang] Persist Attr::IsPackExpansion into the 
PCH (authored by nridge).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D77194/new/

https://reviews.llvm.org/D77194

Files:
  clang/test/PCH/cxx-attrs-packexpansion.cpp
  clang/utils/TableGen/ClangAttrEmitter.cpp


Index: clang/utils/TableGen/ClangAttrEmitter.cpp
===================================================================
--- clang/utils/TableGen/ClangAttrEmitter.cpp
+++ clang/utils/TableGen/ClangAttrEmitter.cpp
@@ -2911,6 +2911,7 @@
     if (R.isSubClassOf(InhClass))
       OS << "    bool isInherited = Record.readInt();\n";
     OS << "    bool isImplicit = Record.readInt();\n";
+    OS << "    bool isPackExpansion = Record.readInt();\n";
     ArgRecords = R.getValueAsListOfDefs("Args");
     Args.clear();
     for (const auto *Arg : ArgRecords) {
@@ -2926,6 +2927,7 @@
     if (R.isSubClassOf(InhClass))
       OS << "    cast<InheritableAttr>(New)->setInherited(isInherited);\n";
     OS << "    New->setImplicit(isImplicit);\n";
+    OS << "    New->setPackExpansion(isPackExpansion);\n";
     OS << "    break;\n";
     OS << "  }\n";
   }
@@ -2952,6 +2954,7 @@
     if (R.isSubClassOf(InhClass))
       OS << "    Record.push_back(SA->isInherited());\n";
     OS << "    Record.push_back(A->isImplicit());\n";
+    OS << "    Record.push_back(A->isPackExpansion());\n";
 
     for (const auto *Arg : Args)
       createArgument(*Arg, R.getName())->writePCHWrite(OS);
Index: clang/test/PCH/cxx-attrs-packexpansion.cpp
===================================================================
--- /dev/null
+++ clang/test/PCH/cxx-attrs-packexpansion.cpp
@@ -0,0 +1,25 @@
+// Test this without pch.
+// RUN: %clang_cc1 -include %s -emit-llvm -o - %s
+
+// Test with pch.
+// RUN: %clang_cc1 -emit-pch -o %t %s
+// RUN: %clang_cc1 -include-pch %t -emit-llvm -o - %s
+
+#ifndef HEADER
+#define HEADER
+
+template<typename T, typename... Types>
+struct static_variant {
+    alignas(Types...) T storage[10];
+};
+
+#else
+
+struct A {
+    static_variant<int> a;
+};
+struct B {
+    static_variant<A> _b;
+};
+
+#endif



Index: clang/utils/TableGen/ClangAttrEmitter.cpp
===================================================================
--- clang/utils/TableGen/ClangAttrEmitter.cpp
+++ clang/utils/TableGen/ClangAttrEmitter.cpp
@@ -2911,6 +2911,7 @@
     if (R.isSubClassOf(InhClass))
       OS << "    bool isInherited = Record.readInt();\n";
     OS << "    bool isImplicit = Record.readInt();\n";
+    OS << "    bool isPackExpansion = Record.readInt();\n";
     ArgRecords = R.getValueAsListOfDefs("Args");
     Args.clear();
     for (const auto *Arg : ArgRecords) {
@@ -2926,6 +2927,7 @@
     if (R.isSubClassOf(InhClass))
       OS << "    cast<InheritableAttr>(New)->setInherited(isInherited);\n";
     OS << "    New->setImplicit(isImplicit);\n";
+    OS << "    New->setPackExpansion(isPackExpansion);\n";
     OS << "    break;\n";
     OS << "  }\n";
   }
@@ -2952,6 +2954,7 @@
     if (R.isSubClassOf(InhClass))
       OS << "    Record.push_back(SA->isInherited());\n";
     OS << "    Record.push_back(A->isImplicit());\n";
+    OS << "    Record.push_back(A->isPackExpansion());\n";
 
     for (const auto *Arg : Args)
       createArgument(*Arg, R.getName())->writePCHWrite(OS);
Index: clang/test/PCH/cxx-attrs-packexpansion.cpp
===================================================================
--- /dev/null
+++ clang/test/PCH/cxx-attrs-packexpansion.cpp
@@ -0,0 +1,25 @@
+// Test this without pch.
+// RUN: %clang_cc1 -include %s -emit-llvm -o - %s
+
+// Test with pch.
+// RUN: %clang_cc1 -emit-pch -o %t %s
+// RUN: %clang_cc1 -include-pch %t -emit-llvm -o - %s
+
+#ifndef HEADER
+#define HEADER
+
+template<typename T, typename... Types>
+struct static_variant {
+    alignas(Types...) T storage[10];
+};
+
+#else
+
+struct A {
+    static_variant<int> a;
+};
+struct B {
+    static_variant<A> _b;
+};
+
+#endif

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