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don't use -msse2 for GCC 3.3

pull/2/head
weidai 2007-05-05 02:57:27 +00:00
parent d2f4175c59
commit 03e2f7c3ae
1 changed files with 4 additions and 2 deletions
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6
GNUmakefile
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@ -22,15 +22,17 @@ endif
ifeq ($(ISX86),1)
GCC33_OR_LATER = $(shell $(CXX) --version 2>&1 | $(EGREP) -c "\(GCC\) (3.[3-9]|[4-9])")
GCC34_OR_LATER = $(shell $(CXX) --version 2>&1 | $(EGREP) -c "\(GCC\) (3.[4-9]|[4-9])")
GCC42_OR_LATER = $(shell $(CXX) --version 2>&1 | $(EGREP) -c "\(GCC\) (4.[2-9]|[5-9])")
INTEL_COMPILER = $(shell $(CXX) --version 2>&1 | $(EGREP) -c "\(ICC\)")
GAS210_OR_LATER = $(shell echo "" | $(AS) -v 2>&1 | $(EGREP) -c "GNU assembler version (2.[1-9][0-9]|[3-9])")
ifneq ($(GCC33_OR_LATER) $(INTEL_COMPILER),0 0)
ifneq ($(GCC34_OR_LATER) $(INTEL_COMPILER),0 0)
ifneq ($(GCC42_OR_LATER),0)
CXXFLAGS += -march=native -mtune=native
else
# -msse2 is in GCC 3.3, but it causes internal compiler error on salsa.cpp,
# so don't use it unless we're at GCC 3.4 or later
CXXFLAGS += -msse2
endif
endif