Merge pull request #2157 from martin-frbg/2154-2

Add gfortran workaround for potential ABI violation

cmake/fc.cmake

@@ -44,7 +44,10 @@ endif ()
 
 if (${F_COMPILER} STREQUAL "GFORTRAN")
   set(CCOMMON_OPT "${CCOMMON_OPT} -DF_INTERFACE_GFORT")
+  # ensure reentrancy of lapack codes
   set(FCOMMON_OPT "${FCOMMON_OPT} -Wall -frecursive")
+  # work around ABI violation in passing string arguments from C
+  set(FCOMMON_OPT "${FCOMMON_OPT} -fno-optimize-sibling-calls")
   #Don't include -lgfortran, when NO_LAPACK=1 or lsbcc
   if (NOT NO_LAPACK)
     set(EXTRALIB "{EXTRALIB} -lgfortran")