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actually check that version is greater than 4.7

This commit is contained in:
Guillaume Horel 2020-10-21 16:42:37 -04:00
parent 17c46bf06a
commit 47696b43e9
1 changed files with 6 additions and 2 deletions
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8
Makefile.x86_64
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@ -74,8 +74,10 @@ ifndef NO_AVX2
ifeq ($(C_COMPILER), GCC)
# AVX2 support was added in 4.7.0
GCCVERSIONGTEQ4 := $(shell expr `$(CC) -dumpversion | cut -f1 -d.` \>= 4)
GCCVERSIONGTEQ5 := $(shell expr `$(CC) -dumpversion | cut -f1 -d.` \>= 5)
GCCMINORVERSIONGTEQ7 := $(shell expr `$(CC) -dumpversion | cut -f2 -d.` \>= 7)
ifeq ($(GCCVERSIONGTEQ4)$(GCCMINORVERSIONGTEQ7), 11)
GCCVERSIONCHECK := $(GCCVERSIONGTEQ5)$(GCCVERSIONGTEQ4)$(GCCMINORVERSIONGTEQ7)
ifeq ($(GCCVERSIONCHECK), $(filter $(GCCVERSIONCHECK), 011 110 111))
CCOMMON_OPT += -mavx2
endif
else
@ -86,8 +88,10 @@ endif
ifeq ($(F_COMPILER), GFORTRAN)
# AVX2 support was added in 4.7.0
GCCVERSIONGTEQ4 := $(shell expr `$(FC) -dumpversion | cut -f1 -d.` \>= 4)
GCCVERSIONGTEQ5 := $(shell expr `$(FC) -dumpversion | cut -f1 -d.` \>= 5)
GCCMINORVERSIONGTEQ7 := $(shell expr `$(FC) -dumpversion | cut -f2 -d.` \>= 7)
ifeq ($(GCCVERSIONGTEQ4)$(GCCMINORVERSIONGTEQ7), 11)
GCCVERSIONCHECK := $(GCCVERSIONGTEQ5)$(GCCVERSIONGTEQ4)$(GCCVERSIONMINORGTEQ7)
ifeq ($(GCCVERSIONCHECK), $(filter $(GCCVERSIONCHECK), 011 110 111))
FCOMMON_OPT += -mavx2
endif
else