Serialize `#pragma detect_mismatch`.

This is like r262493, but for pragma detect_mismatch instead of pragma comment.
The two pragmas have similar behavior, so use the same approach for both.

llvm-svn: 262506

1 files changed, 24 insertions, 0 deletions

diff --git a/clang/lib/AST/Decl.cpp b/clang/lib/AST/Decl.cpp
index e22f1bcf0f2..6451a5c4b17 100644
--- a/clang/lib/AST/Decl.cpp
+++ b/clang/lib/AST/Decl.cpp
@@ -3927,6 +3927,30 @@ PragmaCommentDecl *PragmaCommentDecl::CreateDeserialized(ASTContext &C,
       PragmaCommentDecl(nullptr, SourceLocation(), PCK_Unknown);
 }
 
+void PragmaDetectMismatchDecl::anchor() { }
+
+PragmaDetectMismatchDecl *
+PragmaDetectMismatchDecl::Create(const ASTContext &C, TranslationUnitDecl *DC,
+                                 SourceLocation Loc, StringRef Name,
+                                 StringRef Value) {
+  size_t ValueStart = Name.size() + 1;
+  PragmaDetectMismatchDecl *PDMD =
+      new (C, DC, additionalSizeToAlloc<char>(ValueStart + Value.size() + 1))
+          PragmaDetectMismatchDecl(DC, Loc, ValueStart);
+  memcpy(PDMD->getTrailingObjects<char>(), Name.data(), Name.size());
+  PDMD->getTrailingObjects<char>()[Name.size()] = '\0';
+  memcpy(PDMD->getTrailingObjects<char>() + ValueStart, Value.data(),
+         Value.size());
+  PDMD->getTrailingObjects<char>()[ValueStart + Value.size()] = '\0';
+  return PDMD;
+}
+
+PragmaDetectMismatchDecl *
+PragmaDetectMismatchDecl::CreateDeserialized(ASTContext &C, unsigned ID,
+                                             unsigned NameValueSize) {
+  return new (C, ID, additionalSizeToAlloc<char>(NameValueSize + 1))
+      PragmaDetectMismatchDecl(nullptr, SourceLocation(), 0);
+}
 
 void ExternCContextDecl::anchor() { }