jdk/make/common/shared/Compiler-gcc.gmk
author andrew
Thu, 08 Mar 2012 14:04:44 +0000
changeset 12056 1f93da3840f7
parent 9350 799e0bb89242
child 14342 8435a30053c1
permissions -rw-r--r--
7150392: Linux build breaks with GCC 4.7 due to unrecognized option Summary: Remove -mimpure-text option. Reviewed-by: ohair, dholmes, phh, andrew Contributed-by: Deepak Bhole <dbhole@redhat.com>

#
# Copyright (c) 2005, 2010, Oracle and/or its affiliates. All rights reserved.
# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
#
# This code is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License version 2 only, as
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# particular file as subject to the "Classpath" exception as provided
# by Oracle in the LICENSE file that accompanied this code.
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# FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
# version 2 for more details (a copy is included in the LICENSE file that
# accompanied this code).
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# 2 along with this work; if not, write to the Free Software Foundation,
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# questions.
#

#
# GCC Compiler settings
#

ifeq ($(PLATFORM), windows)

  # Settings specific to Windows, pretty stale, hasn't been used
  CC           = $(COMPILER_PATH)gcc
  CPP          = $(COMPILER_PATH)gcc -E
  CXX          = $(COMPILER_PATH)g++
  CCC          = $(COMPILER_PATH)g++
  LIBEXE       = $(COMPILER_PATH)lib
  LINK         = $(COMPILER_PATH)link
  RC           = $(COMPILER_PATH)rc
  LINK32       = $(LINK)
  RSC          = $(RC)
  # unset any GNU Make settings of MFLAGS and MAKEFLAGS which may mess up nmake
  NMAKE          = MFLAGS= MAKEFLAGS= $(COMPILER_PATH)nmake -nologo
  ifeq ($(ARCH_DATA_MODEL), 32)
    CC_VER  = UNKNOWN
  else
    CC_VER  = UNKNOWN
  endif
  _LINK_VER :=$(shell $(LINK) 2>&1 | $(HEAD) -n 1)
  LINK_VER  :=$(call GetVersion,"$(_LINK_VER)")

endif

ifeq ($(PLATFORM), linux)

  # Settings specific to Linux
  CC             = $(COMPILER_PATH)gcc
  CPP            = $(COMPILER_PATH)gcc -E
  # statically link libstdc++ before C++ ABI is stablized on Linux
  STATIC_CXX     = true
  ifeq ($(STATIC_CXX),true)
    # g++ always dynamically links libstdc++, even we use "-Wl,-Bstatic -lstdc++"
    # We need to use gcc to statically link the C++ runtime. gcc and g++ use
    # the same subprocess to compile C++ files, so it is OK to build using gcc.
    CXX            = $(COMPILER_PATH)gcc
  else
    CXX            = $(COMPILER_PATH)g++
  endif
  # Option used to create a shared library
  SHARED_LIBRARY_FLAG = -shared
  SUN_COMP_VER := $(shell $(CC) --verbose 2>&1 )

endif

ifeq ($(PLATFORM), solaris)

  # Settings specific to Solaris
  CC             = $(COMPILER_PATH)gcc
  CPP            = $(COMPILER_PATH)gcc -E
  CXX            = $(COMPILER_PATH)g++

  # Option used to create a shared library
  SHARED_LIBRARY_FLAG = -G
  
endif

# Get gcc version
_CC_VER :=$(shell $(CC) -dumpversion 2>&1 )
CC_VER  :=$(call GetVersion,"$(_CC_VER)")
CC_MAJORVER  :=$(call MajorVersion,$(CC_VER))
CC_MINORVER  :=$(call MinorVersion,$(CC_VER))

# Name of compiler
COMPILER_NAME = GCC$(call MajorVersion,$(CC_VER))
COMPILER_VERSION = $(COMPILER_NAME)