https://github.com/jcsxky updated
https://github.com/llvm/llvm-project/pull/74813
>From d1f48502c1ec7a58ca18a19dc3631265e5c1b137 Mon Sep 17 00:00:00 2001
From: huqizhi <huqi...@feysh.com>
Date: Fri, 8 Dec 2023 15:26:01 +0800
Subject: [PATCH] [clang][ASTImporter] Support Importer of BuiltinBitCastExpr
---
clang/lib/AST/ASTImporter.cpp | 12 ++++++++++++
clang/unittests/AST/ASTImporterTest.cpp | 12 ++++++++++++
2 files changed, 24 insertions(+)
diff --git a/clang/lib/AST/ASTImporter.cpp b/clang/lib/AST/ASTImporter.cpp
index f1f335118f37a4..0edb6930ed0a00 100644
--- a/clang/lib/AST/ASTImporter.cpp
+++ b/clang/lib/AST/ASTImporter.cpp
@@ -7820,6 +7820,18 @@ ExpectedStmt
ASTNodeImporter::VisitExplicitCastExpr(ExplicitCastExpr *E) {
*ToLParenLocOrErr, OCE->getBridgeKind(), E->getCastKind(),
*ToBridgeKeywordLocOrErr, ToTypeInfoAsWritten, ToSubExpr);
}
+ case Stmt::BuiltinBitCastExprClass: {
+ auto *BBC = cast<BuiltinBitCastExpr>(E);
+ ExpectedSLoc ToKWLocOrErr = import(BBC->getBeginLoc());
+ if (!ToKWLocOrErr)
+ return ToKWLocOrErr.takeError();
+ ExpectedSLoc ToRParenLocOrErr = import(BBC->getEndLoc());
+ if (!ToRParenLocOrErr)
+ return ToRParenLocOrErr.takeError();
+ return new (Importer.getToContext()) BuiltinBitCastExpr(
+ ToType, E->getValueKind(), E->getCastKind(), ToSubExpr,
+ ToTypeInfoAsWritten, *ToKWLocOrErr, *ToRParenLocOrErr);
+ }
default:
llvm_unreachable("Cast expression of unsupported type!");
return make_error<ASTImportError>(ASTImportError::UnsupportedConstruct);
diff --git a/clang/unittests/AST/ASTImporterTest.cpp
b/clang/unittests/AST/ASTImporterTest.cpp
index 4dd7510bf8ddf8..0941417bd3cfb4 100644
--- a/clang/unittests/AST/ASTImporterTest.cpp
+++ b/clang/unittests/AST/ASTImporterTest.cpp
@@ -561,6 +561,18 @@ TEST_P(ImportExpr, ImportVAArgExpr) {
cStyleCastExpr(hasSourceExpression(vaArgExpr())))));
}
+const internal::VariadicDynCastAllOfMatcher<Stmt, BuiltinBitCastExpr>
+ builtinBitCastExpr;
+
+TEST_P(ImportExpr, ImportBuiltinBitCastExpr) {
+ MatchVerifier<Decl> Verifier;
+ testImport("void declToImport(int X) {"
+ " (void)__builtin_bit_cast(float, X); }",
+ Lang_CXX20, "", Lang_CXX20, Verifier,
+ functionDecl(hasDescendant(
+ cStyleCastExpr(hasSourceExpression(builtinBitCastExpr())))));
+}
+
TEST_P(ImportExpr, CXXTemporaryObjectExpr) {
MatchVerifier<Decl> Verifier;
testImport(
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