Fix ICE when lowering an associatedtype declref from an derived interface. (#3312)

* Fix ICE when lowering an associatedtype declref from an derived interface.

* Fixes.

* Fix test.

* Fix GLSL/SPIRV image subscript swizzle store regression.

* Fix.

---------

Co-authored-by: Yong He <yhe@nvidia.com>

1 files changed, 13 insertions, 0 deletions

diff --git a/source/slang/slang-language-server-semantic-tokens.cpp b/source/slang/slang-language-server-semantic-tokens.cpp
index 707414c5e..8fb4b1303 100644
--- a/source/slang/slang-language-server-semantic-tokens.cpp
+++ b/source/slang/slang-language-server-semantic-tokens.cpp
@@ -21,6 +21,8 @@ const char* kSemanticTokenTypes[] = {
     "string"
 };
 
+static const int kInitTokenLegnth = 6;
+
 static_assert(SLANG_COUNT_OF(kSemanticTokenTypes) == (int)SemanticTokenType::NormalText, "kSemanticTokenTypes must match SemanticTokenType");
 
 SemanticToken _createSemanticToken(SourceManager* manager, SourceLoc loc, Name* name)
@@ -183,6 +185,17 @@ List<SemanticToken> getSemanticTokens(Linkage* linkage, Module* module, UnownedS
                     maybeInsertToken(token);
                 }
             }
+            else if (auto ctorDecl = as<ConstructorDecl>(node))
+            {
+                if (ctorDecl->getName())
+                {
+                    SemanticToken token = _createSemanticToken(
+                        manager, ctorDecl->getNameLoc(), ctorDecl->getName());
+                    token.type = SemanticTokenType::Function;
+                    token.length = kInitTokenLegnth;
+                    maybeInsertToken(token);
+                }
+            }
             else if (auto paramDecl = as<ParamDecl>(node))
             {
                 if (paramDecl->getName())