shiboken6: Fix missing functions from base classes

Add all occurrences found by name in getInheritedOverloads().
This manifested in missing overloads of QWidget::addAction()
introduced by qtbase/08e4d2db084f6abbf1840ffb694b15bd215ad069.

Pick-to: 6.1
Change-Id: I6b3bf143d32addbbb6b8332bed5e86e1677b0e28
Reviewed-by: Cristian Maureira-Fredes <cristian.maureira-fredes@qt.io>

1 files changed, 8 insertions, 6 deletions

diff --git a/sources/shiboken6/generator/shiboken/shibokengenerator.cpp b/sources/shiboken6/generator/shiboken/shibokengenerator.cpp
index f4c1bb4e1..0202dc619 100644
--- a/sources/shiboken6/generator/shiboken/shibokengenerator.cpp
+++ b/sources/shiboken6/generator/shiboken/shibokengenerator.cpp
@@ -2299,12 +2299,14 @@ AbstractMetaFunctionCList
     AbstractMetaClass *basis;
     if (func->ownerClass() && (basis = func->ownerClass()->baseClass())) {
         for (; basis; basis = basis->baseClass()) {
-            const auto inFunc = basis->findFunction(func->name());
-            if (!inFunc.isNull() && !seen->contains(inFunc->minimalSignature())) {
-                seen->insert(inFunc->minimalSignature());
-                AbstractMetaFunction *newFunc = inFunc->copy();
-                newFunc->setImplementingClass(func->implementingClass());
-                results << AbstractMetaFunctionCPtr(newFunc);
+            const auto inFunctions = basis->findFunctions(func->name());
+            for (const auto &inFunc : inFunctions) {
+                if (!seen->contains(inFunc->minimalSignature())) {
+                    seen->insert(inFunc->minimalSignature());
+                    AbstractMetaFunction *newFunc = inFunc->copy();
+                    newFunc->setImplementingClass(func->implementingClass());
+                    results << AbstractMetaFunctionCPtr(newFunc);
+                }
             }
         }
     }