Revert insiduous suppression of the -fopenmp flag in the LAPACK subtree
This was added in #1046 citing a problem with mingw, but in effect it quietly reduces thread safety on all non-Windows platforms (while -fopenmp is already disabled for Windows builds through the toplevel Makefile.system). Removing the filter fixes #1425
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@ -533,7 +533,9 @@ ZLASRC = $(filter-out $(ZLAPACKOBJS),$(ZLASRC_O))
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DSLASRC = $(filter-out $(SLAPACKOBJS),$(DSLASRC_O))
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ZCLASRC = $(filter-out $(CLAPACKOBJS),$(ZCLASRC_O))
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OPTS1 = $(filter-out -fopenmp, $(OPTS))
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#from commit 1046, supposedly related to mingw but breaks thread safety
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#in insiduous ways on all platforms when used in place of OPTS below
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#OPTS1 = $(filter-out -fopenmp, $(OPTS))
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#end filter out
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@ -597,10 +599,10 @@ clean:
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rm -f *.o DEPRECATED/*.o
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.f.o:
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$(FORTRAN) $(OPTS1) -c -o $@ $<
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$(FORTRAN) $(OPTS) -c -o $@ $<
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.F.o:
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$(FORTRAN) $(OPTS1) -c $< -o $@
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$(FORTRAN) $(OPTS) -c $< -o $@
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slaruv.o: slaruv.f ; $(FORTRAN) $(NOOPT) -c -o $@ $<
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dlaruv.o: dlaruv.f ; $(FORTRAN) $(NOOPT) -c -o $@ $<
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