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Add -qxlcompatmacros for IBM XL C/C++ when available 

Also see https://lists.tetaneutral.net/pipermail/cfarm-users/2018-July/000331.html
pull/696/head
Jeffrey Walton 2018-07-30 23:22:10 -04:00
parent 4b13ccea5d
commit b4a041a71b
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1 changed files with 7 additions and 2 deletions
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@ -394,8 +394,7 @@ ifeq ($(IS_ARMV8),1)
endif
endif
# PowerPC and PowerPC-64
# Altivec is available with Power4
# PowerPC and PowerPC-64. Altivec is available with Power4
ifneq ($(IS_PPC32)$(IS_PPC64)$(IS_AIX),000)
# GCC and some compatibles
HAVE_ALTIVEC = $(shell echo | $(CXX) -x c++ $(CXXFLAGS) -mcpu=power4 -maltivec -dM -E - 2>/dev/null | $(GREP) -i -c '__ALTIVEC__')
@ -453,6 +452,12 @@ ifneq ($(IS_PPC32)$(IS_PPC64)$(IS_AIX),000)
SPECK_FLAG = -qarch=pwr8 -qaltivec
SM4_FLAG = -qarch=pwr8 -qaltivec
endif
# More stupid LLVM games, with Clang pretending to be the wrong compiler.
# https://lists.tetaneutral.net/pipermail/cfarm-users/2018-July/000331.html
HAVE_COMPAT = $(shell $(CXX) $(CXXFLAGS) -qxlcompatmacros adhoc.cpp.proto 2>&1 | $(GREP) -i -c -E 'illegal|not supported')
ifeq ($(HAVE_COMPAT),0)
CXXFLAGS += -qxlcompatmacros
endif
endif
# IBM XL C/C++ compiler