shiboken6: Fix crashes when insufficient arguments are given

Checks for the number of arguments were not generated in some cases.

Change-Id: If414cdd2eb4190966e847232128600d61a4769f6
Reviewed-by: Christian Tismer <tismer@stackless.com>
(cherry picked from commit 947a7f5f5d55b6f72b449578d905e9a4b5feb6ea)
Reviewed-by: Qt Cherry-pick Bot <cherrypick_bot@qt-project.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/sources/shiboken6/generator/shiboken/cppgenerator.cpp b/sources/shiboken6/generator/shiboken/cppgenerator.cpp
index 983e059b5..dbe8ee9b2 100644
--- a/sources/shiboken6/generator/shiboken/cppgenerator.cpp
+++ b/sources/shiboken6/generator/shiboken/cppgenerator.cpp
@@ -2882,7 +2882,7 @@ void CppGenerator::writeOverloadedFunctionDecisorEngine(TextStream &s,
             if (isVarargs)
                 --numArgs;
             typeChecks.prepend(QString::fromLatin1("numArgs %1 %2").arg(isVarargs ? QLatin1String(">=") : QLatin1String("==")).arg(numArgs));
-        } else if (sequenceArgCount > 1) {
+        } else if (usePyArgs && sequenceArgCount > 0) {
             typeChecks.prepend(QString::fromLatin1("numArgs >= %1").arg(startArg + sequenceArgCount));
         } else if (refFunc->isOperatorOverload() && !refFunc->isCallOperator()) {
             QString check;