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Fix building with clang.

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This commit is contained in:
Markus F.X.J. Oberhumer 2016-09-21 01:09:07 +02:00
parent 1bb0fa1809
commit 544ec21fc2
1 changed files with 5 additions and 4 deletions
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9
src/Makefile
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@ -10,11 +10,9 @@
# dependencies on the default values of builtin variables, # dependencies on the default values of builtin variables,
# then we cannot use builtin variables at all. # then we cannot use builtin variables at all.
# See: http://lists.gnu.org/archive/html/help-make/2016-08/msg00011.html # See: http://lists.gnu.org/archive/html/help-make/2016-08/msg00011.html
MAKEFLAGS += -rR MAKEFLAGS += -r
ifneq ($(upx_CXX),) ifneq ($(upx_CXX),)
CXX = $(upx_CXX) CXX = $(upx_CXX)
else
CXX = g++
endif endif
ifneq ($(upx_CXXLD),) ifneq ($(upx_CXXLD),)
CXXLD = $(upx_CXXLD) CXXLD = $(upx_CXXLD)
@ -73,7 +71,10 @@ CXXFLAGS += -O2
LDFLAGS += -s LDFLAGS += -s
endif endif
# protect against security threats caused by misguided C++ compiler "optimizations" # protect against security threats caused by misguided C++ compiler "optimizations"
CXXFLAGS += -fno-delete-null-pointer-checks -fno-strict-aliasing -fwrapv ifeq ($(findstring clang,$(CXX)),)
CXXFLAGS += -fno-delete-null-pointer-checks
endif
CXXFLAGS += -fno-strict-aliasing -fwrapv
CXXFLAGS += -Wall -W -Wcast-align -Wcast-qual -Wpointer-arith -Wshadow -Wwrite-strings CXXFLAGS += -Wall -W -Wcast-align -Wcast-qual -Wpointer-arith -Wshadow -Wwrite-strings
CXXFLAGS_WERROR ?= -Werror CXXFLAGS_WERROR ?= -Werror
CXXFLAGS += $(CXXFLAGS_WERROR) CXXFLAGS += $(CXXFLAGS_WERROR)