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Add support for character literals in macros (#6419)

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Adding support for macros with character literals.

Part of #6303
This commit is contained in:
Ivana Ivanovska
2025-11-24 13:54:17 +00:00
committed by GitHub
parent 093700b274
commit 7be6538aec
3 changed files with 138 additions and 1 deletions
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toolchain/check/cpp/import.cpp
+7
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@@ -2298,6 +2298,13 @@ static auto MapConstant(Context& context, SemIR::LocId loc_id,
MakeImportedLocIdAndInst<SemIR::FloatValue>(
context, imported_loc_id,
{.type_id = type_id, .float_id = float_id}));
} else if (auto* character_literal =
dyn_cast<clang::CharacterLiteral>(expr)) {
inst_id = AddInstInNoBlock(
context, MakeImportedLocIdAndInst<SemIR::CharLiteralValue>(
context, imported_loc_id,
{.type_id = type_id,
.value = SemIR::CharId(character_literal->getValue())}));
} else {
context.TODO(loc_id, llvm::formatv(
"Unsupported: C++ constant expression type: '{0}'",