Adapt compilerplugins to Clang VK_RValue -> VK_PRValue rename

<https://github.com/llvm/llvm-project/commit/aef5d8fdc7d0d348125d5ecf4a13be5888eb1654>
"[clang] NFC: Rename rvalue to prvalue"

Change-Id: I237e8a491465500e35637f8dae400402bcd9411d
Reviewed-on: https://gerrit.libreoffice.org/c/core/+/116983
Tested-by: Jenkins
Reviewed-by: Stephan Bergmann <sbergman@redhat.com>

2 files changed, 11 insertions, 4 deletions

diff --git a/compilerplugins/clang/compat.hxx b/compilerplugins/clang/compat.hxx
index 897d9fe855c0..f62061ed48e4 100644
--- a/compilerplugins/clang/compat.hxx
+++ b/compilerplugins/clang/compat.hxx
@@ -17,6 +17,7 @@
 #include "clang/AST/Expr.h"
 #include "clang/AST/ExprCXX.h"
 #include "clang/Basic/SourceManager.h"
+#include "clang/Basic/Specifiers.h"
 #include "clang/Frontend/CompilerInstance.h"
 #include "clang/Lex/Lexer.h"
 #include "llvm/ADT/StringRef.h"
@@ -169,6 +170,12 @@ inline bool CPlusPlus17(clang::LangOptions const & opts) {
 #endif
 }
 
+#if CLANG_VERSION >= 130000
+constexpr clang::ExprValueKind VK_PRValue = clang::VK_PRValue;
+#else
+constexpr clang::ExprValueKind VK_PRValue = clang::VK_RValue;
+#endif
+
 inline bool EvaluateAsInt(clang::Expr const * expr, llvm::APSInt& intRes, const clang::ASTContext& ctx) {
 #if CLANG_VERSION >= 80000
     clang::Expr::EvalResult res;
diff --git a/compilerplugins/clang/redundantcast.cxx b/compilerplugins/clang/redundantcast.cxx
index afc1cb414681..088349fa1d9c 100644
--- a/compilerplugins/clang/redundantcast.cxx
+++ b/compilerplugins/clang/redundantcast.cxx
@@ -51,12 +51,12 @@ bool canConstCastFromTo(Expr const * from, Expr const * to) {
     auto const k2 = to->getValueKind();
     return (k2 == VK_LValue && k1 == VK_LValue)
         || (k2 == VK_XValue
-            && (k1 != VK_RValue || from->getType()->isRecordType()));
+            && (k1 != compat::VK_PRValue || from->getType()->isRecordType()));
 }
 
 char const * printExprValueKind(ExprValueKind k) {
     switch (k) {
-    case VK_RValue:
+    case compat::VK_PRValue:
         return "prvalue";
     case VK_LValue:
         return "lvalue";
@@ -539,7 +539,7 @@ bool RedundantCast::VisitCXXStaticCastExpr(CXXStaticCastExpr const * expr) {
          " written as an explicit construction of a temporary}4"),
         expr->getExprLoc())
         << t1 << printExprValueKind(k1) << t2 << printExprValueKind(k3)
-        << (k3 == VK_RValue && (k1 != VK_RValue || t1->isRecordType()))
+        << (k3 == compat::VK_PRValue && (k1 != compat::VK_PRValue || t1->isRecordType()))
         << expr->getSourceRange();
     return true;
 }
@@ -726,7 +726,7 @@ bool RedundantCast::VisitCXXFunctionalCastExpr(CXXFunctionalCastExpr const * exp
     auto const t1 = expr->getTypeAsWritten();
     bool const fnptr = t1->isFunctionPointerType() || t1->isMemberFunctionPointerType();
     auto const sub = fnptr ? stopAtFunctionPointerDecay(expr) : compat::getSubExprAsWritten(expr);
-    if ((sub->getValueKind() != VK_RValue && !fnptr) || expr->getType()->isRecordType()
+    if ((sub->getValueKind() != compat::VK_PRValue && !fnptr) || expr->getType()->isRecordType()
         || isa<InitListExpr>(sub) || isa<CXXStdInitializerListExpr>(sub))
     {
         return true;