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Make sure that Netlib LAPACK respects FFLAGS 

OpenBLAS allows users to specify `FFLAGS` and then uses `override` to append additional
options. However, without such an override in lapack's make.inc, lapack would use the external
FFLAGS, rather than the ones being computed by OpenBLAS. For example the `DEBUG=1` flag
would not apply to LAPACK code. This is all a bit messy but forced by the integration with netlib
lapack. Note that `CFLAGS` already has this override for the same reason. It is possible that
other variables here should have a similar override, but I think for most of the other ones, OpenBLAS's
build system does not append to the flags passed in by the user.
This commit is contained in:
Keno Fischer 2021-09-30 03:14:15 -04:00 committed by GitHub
parent 240555033b
commit 2d33e12a11
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Makefile
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@ -269,7 +269,7 @@ prof_lapack : lapack_prebuild
lapack_prebuild :
ifeq ($(NOFORTRAN), $(filter 0,$(NOFORTRAN)))
-@echo "FC = $(FC)" > $(NETLIB_LAPACK_DIR)/make.inc
-@echo "FFLAGS = $(LAPACK_FFLAGS)" >> $(NETLIB_LAPACK_DIR)/make.inc
-@echo "override FFLAGS = $(LAPACK_FFLAGS)" >> $(NETLIB_LAPACK_DIR)/make.inc
-@echo "FFLAGS_DRV = $(LAPACK_FFLAGS)" >> $(NETLIB_LAPACK_DIR)/make.inc
-@echo "POPTS = $(LAPACK_FPFLAGS)" >> $(NETLIB_LAPACK_DIR)/make.inc
-@echo "FFLAGS_NOOPT = -O0 $(LAPACK_NOOPT)" >> $(NETLIB_LAPACK_DIR)/make.inc