Fixed SuperPMI collection by instantiate 'GetExactClasses' if it is n…

…ull (dotnet#74037)
TIHan · Aug 17, 2022 · 69e7178 · 69e7178
1 parent 2fc2241
commit 69e7178
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/coreclr/tools/superpmi/superpmi-shared/methodcontext.cpp b/src/coreclr/tools/superpmi/superpmi-shared/methodcontext.cpp
@@ -2705,6 +2705,9 @@ CorInfoTypeWithMod MethodContext::repGetArgType(CORINFO_SIG_INFO*       sig,
 
 void MethodContext::recGetExactClasses(CORINFO_CLASS_HANDLE baseType, int maxExactClasses, CORINFO_CLASS_HANDLE* exactClsRet, int result)
 {
+    if (GetExactClasses == nullptr)
+        GetExactClasses = new LightWeightMap<DLD, DLD>();
+
     DLD key;
     ZeroMemory(&key, sizeof(key));
     key.A = CastHandle(baseType);