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This commit is contained in:
Jose Caban
321
extern/stdcxx/4.2.1/etc/config/gcc.config
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extern/stdcxx/4.2.1/etc/config/gcc.config
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# -*- Makefile -*-
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#
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# $Id: gcc.config 638562 2008-03-18 20:52:07Z elemings $
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#
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# configuration file for gcc
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#
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##############################################################################
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#
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# Licensed to the Apache Software Foundation (ASF) under one or more
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# contributor license agreements. See the NOTICE file distributed
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# with this work for additional information regarding copyright
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# ownership. The ASF licenses this file to you under the Apache
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# License, Version 2.0 (the "License"); you may not use this file
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# except in compliance with the License. You may obtain a copy of
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# the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied. See the License for the specific language governing
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# permissions and limitations under the License.
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#
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# Copyright 1999-2007 Rogue Wave Software, Inc.
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#
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##############################################################################
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CXX = gcc
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CCVER := $(shell $(CXX) -dumpversion | sed "s/[^0-9]*\([0-9.]*\).*/\1/g")
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# determine the major version of gcc
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CXX_MAJOR := $(shell echo "$(CCVER)" | sed "s/^\([1-9][0-9]*\).*/\1/")
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CXX_MINOR := $(shell echo "$(CCVER)" | sed "s/[1-9]*\.\([0-9]*\).*/\1/")
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# determine the major and minor version of the OS on AIX
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ifeq ($(OSNAME),AIX)
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OS_MAJOR := $(shell uname -v)
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OS_MINOR := $(shell uname -r)
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endif
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# -W and -Wextra are the same
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WARNFLAGS = -W -Wall -Wcast-qual -Winline -Wshadow -Wwrite-strings
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# -Wno-long-long not available prior to 2.90
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ifeq ($(shell [ $(CXX_MAJOR) -gt 2 -o $(CXX_MAJOR) -eq 2 \
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-a $(CXX_MINOR) -ge 90 ] && echo 1), 1)
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WARNFLAGS += -Wno-long-long
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endif # gcc >= 2.90
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# prevent (bogus?) warnings on SunOS
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ifneq ($(OSNAME),SunOS)
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WARNFLAGS += -Wcast-align
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else
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# prevent gcc 3.x warnings about #pragma ident on SunOS
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ifeq ($(CXX_MAJOR),3)
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ifeq ($(shell expr $(CXX_MINOR) \< 4),1)
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WARNFLAGS += -Wno-unknown-pragmas
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endif # gcc < 3.4
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endif # gcc == 3.x
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endif # !SunOS
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# do not enable -Wunreachable-code: it's useless the way implemented
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# ifeq ($(shell expr $(CXX_MAJOR) \> 3 \& $(CXX_MINOR) \> 3),1)
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# WARNFLAGS += -Wunreachable-code
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# endif # gcc > 3.3
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DEPENDFLAGS = -M
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# avoid adding -FPIC on IBM AIX and Cygwin where
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# gcc generated code is always position independent
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ifeq (,$(findstring AIX,$(OSNAME)))
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ifeq (,$(findstring CYGWIN,$(OSNAME)))
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PICFLAGS = -fPIC
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endif
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endif
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ifeq ($(OSNAME),SunOS)
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# linker flags for symbol versioning
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# temporarily disabled (not fully implemented)
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# MAPFLAGS = -Wl,-M
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endif
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ifneq ($(MAPFLAGS),)
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# path to mapfile (relative to $(TOPDIR)) for symbol versioning
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ifneq ($(CXX_MAJOR),2)
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MAPFILE = src/mapfile.$(CXX)
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else
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# gcc 2.x implements a different ABI than gcc 3
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MAPFILE = src/mapfile.$(CXX)-$(CXX_MAJOR)
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endif
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endif
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ifneq ($(OSNAME),Darwin)
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# no -shared option for GCC on Mac OS X (Darwin)
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LDSOFLAGS = -shared
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else
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# Flags needed when linking the library
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LDSOFLAGS = \
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-dynamiclib \
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-install_name $(BUILDDIR)/lib/$(LIBNAME) \
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-compatibility_version 4 \
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-current_version $(LIBVER)
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endif
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# -fPIC needed both to compile and link shared libs on HP-UX 11
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ifeq ($(OSNAME),HP-UX)
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LDSOFLAGS += -fPIC
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endif
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ifeq ($(CXX_MAJOR),3)
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ifeq ($(shell [ $(CXX_MINOR) -lt 4 ] && echo 1),1)
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# for gcc 3 prior to gcc 3.4 force linking with libgcc_s.so
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# and avoid linking with libgcc_s.a to get stack unwinding
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# due to exceptions right (see STDCXX-369)
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LDSOFLAGS += -shared-libgcc
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endif
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endif
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CXXFLAGS = -pedantic -nostdinc++
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ifeq ($(CXX_MAJOR),2)
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ifeq ($(shell expr $(CXX_MINOR) / 10),9)
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CXXFLAGS += -fhonor-std -ftemplate-depth-32
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else
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CXXFLAGS += -ftemplate-depth-32
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endif
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endif
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ifeq ($(OSNAME),IRIX64)
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ifeq ($(CXX_MAJOR),2)
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# prevent (some) assembler errors caused by overly long symbol
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# names (the option is not supported in gcc 3 and beyond)
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CXXFLAGS += -fsquangle
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endif
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# disable ld warnings about libs not used to resolve any symbols
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LDFLAGS += -Wl,-woff,84
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endif
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# prevent (some) assemler errors caused by overly long symbol names
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ifeq ($(OSNAME),OSF1)
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CXXFLAGS += -fsquangle
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endif
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CXXPRELINK =
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# enable C++ C library headers (the <cname> kind)
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CPPFLAGS = -I$(TOPDIR)/include/ansi
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# decrease warning level to prevent annoying linker warnings
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# about duplicate symbols (the linker has no concept of weak symbols)
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ifeq ($(OSNAME),AIX)
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LDFLAGS = -Wl,-bh:5
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endif
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ifneq ($(CXX_MAJOR),2)
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# gcc 3.x needs to explicitly link with libsupc++ for language support
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# g++ 3.x links with it as well as libstdc++ automatically
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LDLIBS = -lsupc++
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ifeq ($(OSNAME),Darwin)
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# link with gcc_eh to resolve the _Unwind_xxx functions
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# (shouldn't we link with it on all platforms?)
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LDLIBS += -lgcc_eh
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endif
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endif # gcc > 2
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# The flag(s) to use to embed a library search path into generated executables.
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ifeq ($(OSNAME),Linux)
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RPATH = -Wl,-R
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else
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ifeq ($(OSNAME),SunOS)
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RPATH = -Wl,-R
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else
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ifeq ($(OSNAME),AIX)
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ifeq ($(shell [ $(OS_MAJOR) -gt 5 -o $(OS_MAJOR) -eq 5 \
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-a $(OS_MINOR) -ge 3 ] && echo 1), 1)
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# -bsrv4, -R only available on AIX 5.3 and newer
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RPATH = -Wl,-bsvr4,-R
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endif
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else
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ifeq ($(OSNAME),HP-UX)
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RPATH = -Wl,+b
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else
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ifeq ($(OSNAME),IRIX64)
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RPATH = -Wl,-rpath,
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else
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ifeq ($(OSNAME),OSF1)
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RPATH = -Wl,-rpath,
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endif
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endif
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endif
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endif
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endif
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endif
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# debug/optimization options
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DEBUG_CXXFLAGS = -g
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DEBUG_CPPFLAGS =
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OPTMZ_CXXFLAGS = -O2
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OPTMZ_CPPFLAGS =
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# shared/static library options
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SHARED_CXXFLAGS =
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SHARED_CPPFLAGS =
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SHARED_LDFLAGS =
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ifeq ($(OSNAME),AIX)
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SHARED_SUFFIX = .a
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endif
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ifeq ($(OSNAME),HP-UX)
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SHARED_SUFFIX = .sl
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endif
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ifeq ($(OSNAME),Darwin)
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SHARED_SUFFIX = .dylib
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endif
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ifneq ($(findstring CYGWIN,$(OSNAME)),)
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SHARED_SUFFIX = .dll
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SHARED_CPPFLAGS += -D_RWSHARED
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LDFLAGS += -Wl,-force-exe-suffix
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endif
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STATIC_CXXFLAGS =
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STATIC_CPPFLAGS =
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STATIC_LDFLAGS =
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# compiler and linker flags for thread safety
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# use undocumented (though long implemented) gcc option -pthread
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# which defines _REENTRANT;
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# the same option is named -pthreads on Solaris
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ifeq ($(findstring CYGWIN,$(OSNAME)),)
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ifeq ($(OSNAME),SunOS)
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MULTI_CPPFLAGS_POSIX = -pthreads
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MULTI_LDFLAGS_POSIX = -pthreads
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else
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ifeq ($(OSNAME),IRIX64)
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# no -pthreads option (or similar) on IRIX?
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MULTI_CPPFLAGS_POSIX = -D_REENTRANT
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MULTI_LDFLAGS_POSIX = -lpthread
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else
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# option doesn't exist in Darwin gcc
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ifneq ($(OSNAME),Darwin)
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MULTI_CPPFLAGS_POSIX = -pthread
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MULTI_LDFLAGS_POSIX = -pthread
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endif
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endif
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endif
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else
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# on Cygwin use MingW-threads by default
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# -mthreads not defines _REENTRANT
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MULTI_CPPFLAGS_POSIX = -D_REENTRANT -mthreads
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MULTI_LDFLAGS_POSIX = -mthreads
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# link with libcatgets and libiconv
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LDLIBS += -lcatgets -liconv
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endif
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MULTI_CPPFLAGS_SOLARIS = -threads
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MULTI_LDFLAGS_SOLARIS = -threads
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MULTI_CPPFLAGS_DCE =
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MULTI_LDFLAGS_DCE =
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# POSIX
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MULTI_CPPFLAGS = $(MULTI_CPPFLAGS_POSIX)
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MULTI_LDFLAGS = $(MULTI_LDFLAGS_POSIX)
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SINGL_CPPFLAGS =
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SINGL_LDFLAGS =
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# (try to) determine the architecture via the (non-standard) -p option
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# the option is recognized on at least HP-UX, IRIX, and Linux (are there
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# any other systems running on IA64?)
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arch=$(shell uname -p 2>/dev/null)
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ifeq ($(arch),ia64)
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# LP64 is the default (implicit) setting on IA64
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ifeq ($(OSNAME),HP-UX)
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# -milp32, -mlp64, etc. are options specific to HP-UX
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CXXFLAGS.narrow = -milp32
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LDFLAGS.narrow = -milp32
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LDSOFLAGS.narrow = -milp32
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ARFLAGS.narrow =
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endif
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else
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# determine whether the default compiler invocation produces
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# wide (64-bit) or narrow (32-bit) code and set compiler,
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# linker, and other flags accordingly
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wide = $(shell tmpfile=/tmp/longsize-$$; export tmpfile; \
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echo "int main() { return 8 == sizeof (long); }" \
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> $$tmpfile.c \
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&& $(CXX) $$tmpfile.c >/dev/null 2>&1 -o $$tmpfile; \
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$$tmpfile; echo $$?; rm -f $$tmpfile.c $$tmpfile)
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ifeq ($(wide),0)
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# wide (64-bit) flags
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CXXFLAGS.wide = -m64
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LDFLAGS.wide = -m64
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LDSOFLAGS.wide = -m64
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ARFLAGS.wide =
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# narrow (32-bit) mode is implicit
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else
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# narrow (32-bit) flags
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CXXFLAGS.narrow = -m32
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LDFLAGS.narrow = -m32
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LDSOFLAGS.narrow = -m32
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ARFLAGS.narrow =
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# wide (64-bit) mode is implicit
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endif
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endif
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