id	summary	reporter	owner	description	type	status	priority	milestone	component	version	resolution	keywords	cc
4032	Using Extern C function compiler generates duplicate variables.	guillegiraldo@…	Lennart Ochel	"When using an external C function, the simulation returns the following error:

{{{
Error: Error building simulator. Build log: gcc    -falign-functions -msse2 -mfpmath=sse      -I""C:/OpenModelica1.9.6//include/omc/c"" -I. -DOPENMODELICA_XML_FROM_FILE_AT_RUNTIME  -c -o IntegrateInterpolatedExternalVector.o IntegrateInterpolatedExternalVector.c
gcc    -falign-functions -msse2 -mfpmath=sse      -I""C:/OpenModelica1.9.6//include/omc/c"" -I. -DOPENMODELICA_XML_FROM_FILE_AT_RUNTIME  -c -o IntegrateInterpolatedExternalVector_functions.o IntegrateInterpolatedExternalVector_functions.c
gcc    -falign-functions -msse2 -mfpmath=sse      -I""C:/OpenModelica1.9.6//include/omc/c"" -I. -DOPENMODELICA_XML_FROM_FILE_AT_RUNTIME  -c -o IntegrateInterpolatedExternalVector_records.o IntegrateInterpolatedExternalVector_records.c
gcc    -falign-functions -msse2 -mfpmath=sse      -I""C:/OpenModelica1.9.6//include/omc/c"" -I. -DOPENMODELICA_XML_FROM_FILE_AT_RUNTIME  -c -o IntegrateInterpolatedExternalVector_01exo.o IntegrateInterpolatedExternalVector_01exo.c
gcc    -falign-functions -msse2 -mfpmath=sse      -I""C:/OpenModelica1.9.6//include/omc/c"" -I. -DOPENMODELICA_XML_FROM_FILE_AT_RUNTIME  -c -o IntegrateInterpolatedExternalVector_02nls.o IntegrateInterpolatedExternalVector_02nls.c
IntegrateInterpolatedExternalVector_functions.c: In function 'omc_VectorTable_destructor':
IntegrateInterpolatedExternalVector_functions.c:14: error: redeclaration of '_table_ext' with no linkage
IntegrateInterpolatedExternalVector_functions.c:13: note: previous declaration of '_table_ext' was here
IntegrateInterpolatedExternalVector_functions.c:17: error: void value not ignored as it ought to be
mingw32-make: *** [IntegrateInterpolatedExternalVector_functions.o] Error 1
mingw32-make: *** Waiting for unfinished jobs....
RESULT: 2
}}}

I went to file IntegrateInterpolatedExternalVector_functions.c (attached) and found that variables are actually being declared twice.
"	defect	new	blocker	Future	Code Generation	v1.9.4-v1.9.x