fix crash in perfcheck

Change-Id: I8e053f5f0c6994c44485f61f5b3dc489271b8c5f

sc/qa/perf/scperfobj.cxx

@@ -44,8 +44,6 @@ using namespace css::uno;
 
 namespace sc_apitest {
 
-#define NUMBER_OF_TESTS 3
-
 class ScPerfObj : public CalcUnoApiTest
 {
 public:
@@ -135,13 +133,10 @@ void ScPerfObj::setUp()
 
 void ScPerfObj::tearDown()
 {
-    if (nTest == NUMBER_OF_TESTS)
+    if (mxComponent.is())
     {
-        if (mxComponent.is())
-        {
-            closeDocument(mxComponent);
-            mxComponent.clear();
-        }
+        closeDocument(mxComponent);
+        mxComponent.clear();
     }
     CalcUnoApiTest::tearDown();
 }

solenv/gbuild/CppunitTest.mk

@@ -40,6 +40,9 @@ endif
 ifneq (,$(filter perfcheck,$(MAKECMDGOALS)))
 $(if $(ENABLE_VALGRIND),,$(call gb_Output_error,Running performance tests with empty $$(ENABLE_VALGRIND) does not make sense))
 gb_CppunitTest_VALGRINDTOOL := valgrind --tool=callgrind --dump-instr=yes --instr-atstart=no --simulate-cache=yes --dump-instr=yes --collect-bus=yes --branch-sim=yes
+ifneq ($(strip $(VALGRIND_GDB)),)
+gb_CppunitTest_VALGRINDTOOL += --vgdb=yes --vgdb-error=0
+endif
 endif
 
 # defined by platform