1 | <?xml version="1.0" encoding="ISO-8859-1"?> |
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2 | <!DOCTYPE sect1 PUBLIC "-//OASIS//DTD DocBook XML V4.4//EN" |
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3 | "http://www.oasis-open.org/docbook/xml/4.4/docbookx.dtd" [ |
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4 | <!ENTITY % general-entities SYSTEM "../../general.ent"> |
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5 | <!ENTITY % patches-entities SYSTEM "../../patches.ent"> |
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6 | %general-entities; |
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7 | %patches-entities; |
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8 | ]> |
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9 | |
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10 | <sect1 id="ch-cross-tools-gcc-final" role="wrap"> |
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11 | <?dbhtml filename="gcc-final.html"?> |
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12 | |
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13 | <title>GCC-&gcc-version; - Cross Compiler Final</title> |
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14 | |
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15 | <indexterm zone="ch-cross-tools-gcc-final"> |
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16 | <primary sortas="a-GCC">GCC</primary> |
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17 | <secondary>cross tools, final</secondary> |
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18 | </indexterm> |
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19 | |
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20 | <sect2 role="package"> |
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21 | <title/> |
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22 | |
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23 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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24 | href="../../final-system/common/gcc.xml" |
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25 | xpointer="xpointer(//*[@role='package']/para[1])"/> |
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26 | |
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27 | <segmentedlist> |
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28 | <segtitle>&buildtime;</segtitle> |
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29 | <segtitle>&diskspace;</segtitle> |
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30 | |
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31 | <seglistitem> |
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32 | <seg>Not checked yet</seg> |
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33 | <seg>Not checked yet</seg> |
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34 | </seglistitem> |
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35 | </segmentedlist> |
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36 | |
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37 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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38 | href="../../final-system/common/gcc.xml" |
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39 | xpointer="xpointer(//*[@role='package']/segmentedlist[2])"/> |
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40 | |
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41 | </sect2> |
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42 | |
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43 | <sect2 role="installation"> |
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44 | <title>Installation of GCC Cross Compiler</title> |
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45 | |
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46 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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47 | href="gcc-static.xml" |
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48 | xpointer="xpointer(//*[@os='aa'])"/> |
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49 | |
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50 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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51 | href="gcc-static.xml" |
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52 | xpointer="xpointer(//*[@os='ab'])"/> |
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53 | |
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54 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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55 | href="gcc-static.xml" |
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56 | xpointer="xpointer(//*[@os='ac'])"/> |
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57 | |
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58 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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59 | href="gcc-static.xml" |
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60 | xpointer="xpointer(//*[@os='ad'])"/> |
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61 | |
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62 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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63 | href="gcc-static.xml" |
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64 | xpointer="xpointer(//*[@os='ae'])"/> |
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65 | |
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66 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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67 | href="gcc-static.xml" |
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68 | xpointer="xpointer(//*[@os='af'])"/> |
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69 | |
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70 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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71 | href="gcc-static.xml" |
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72 | xpointer="xpointer(//*[@os='ag'])"/> |
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73 | |
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74 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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75 | href="gcc-static.xml" |
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76 | xpointer="xpointer(//*[@os='ah'])"/> |
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77 | |
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78 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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79 | href="gcc-static.xml" |
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80 | xpointer="xpointer(//*[@os='ai'])"/> |
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81 | |
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82 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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83 | href="gcc-static.xml" |
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84 | xpointer="xpointer(//*[@os='aj'])"/> |
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85 | |
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86 | <para os="bd">Finally, disable <option>-B</option> in <filename>configure</filename>, |
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87 | so it doesn't pick up the host's header files:</para> |
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88 | |
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89 | <screen os="be"><userinput>cp configure{,.orig} |
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90 | sed -e '/FLAGS_FOR_TARGET.*\/lib\//s@-B[^ ]*/lib/@@g' configure.orig >configure</userinput></screen> |
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91 | |
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92 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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93 | href="gcc-static.xml" |
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94 | xpointer="xpointer(//*[@os='ak'])"/> |
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95 | |
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96 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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97 | href="gcc-static.xml" |
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98 | xpointer="xpointer(//*[@os='f'])"/> |
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99 | |
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100 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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101 | href="gcc-static.xml" |
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102 | xpointer="xpointer(//*[@os='g'])"/> |
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103 | |
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104 | <xi:include xmlns:xi="http://www.w3.org/2003/XInclude" |
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105 | href="gcc-static.xml" |
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106 | xpointer="xpointer(//*[@os='h'])"/> |
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107 | |
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108 | <screen><userinput>../gcc-&gcc-version;/configure --prefix=/cross-tools \ |
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109 | --target=${LFS_TARGET} --host=${LFS_HOST} --disable-multilib \ |
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110 | --with-local-prefix=/tools --disable-nls --enable-shared \ |
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111 | --enable-languages=c,c++ --enable-__cxa_atexit \ |
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112 | --enable-c99 --enable-long-long --enable-threads=posix</userinput></screen> |
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113 | |
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114 | <variablelist os="bf"> |
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115 | <title>The meaning of the new configure options:</title> |
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116 | |
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117 | <varlistentry os="bf1"> |
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118 | <term><parameter>--enable-languages=c,c++</parameter></term> |
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119 | <listitem> |
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120 | <para>This option ensures that only the C and C++ compilers is built.</para> |
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121 | </listitem> |
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122 | </varlistentry> |
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123 | |
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124 | <varlistentry os="bf2"> |
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125 | <term><parameter>--enable-__cxa_atexit</parameter></term> |
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126 | <listitem> |
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127 | <para>This option allows use of __cxa_atexit, rather than atexit, |
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128 | to register C++ destructors for local statics and global objects |
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129 | and is essential for fully standards-compliant handling of destructors. |
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130 | It also affects the C++ ABI and therefore results in C++ shared libraries |
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131 | and C++ programs that are interoperable with other Linux distributions.</para> |
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132 | </listitem> |
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133 | </varlistentry> |
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134 | |
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135 | <varlistentry os="bf3"> |
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136 | <term><parameter>--enable-c99</parameter></term> |
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137 | <listitem> |
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138 | <para>Enable C99 support for C programs.</para> |
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139 | </listitem> |
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140 | </varlistentry> |
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141 | |
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142 | <varlistentry os="bf4"> |
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143 | <term><parameter>--enable-long-long</parameter></term> |
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144 | <listitem> |
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145 | <para>Enables long long support in the compiler.</para> |
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146 | </listitem> |
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147 | </varlistentry> |
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148 | |
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149 | <varlistentry os="bf5"> |
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150 | <term><parameter>--enable-threads=posix</parameter></term> |
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151 | <listitem> |
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152 | <para>This enables C++ exception handling for multi-threaded code.</para> |
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153 | </listitem> |
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154 | </varlistentry> |
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155 | |
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156 | </variablelist> |
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157 | |
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158 | <para>Continue with compiling the package:</para> |
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159 | |
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160 | <screen><userinput>make AS_FOR_TARGET="/cross-tools/bin/${LFS_TARGET}-as" \ |
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161 | LD_FOR_TARGET="/cross-tools/bin/${LFS_TARGET}-ld"</userinput></screen> |
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162 | |
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163 | <para>Install the package:</para> |
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164 | |
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165 | <screen><userinput>make install</userinput></screen> |
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166 | |
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167 | </sect2> |
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168 | |
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169 | <sect2 role="content"> |
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170 | <title/> |
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171 | |
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172 | <para>Details on this package are located in <xref |
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173 | linkend="contents-gcc" role="."/></para> |
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174 | |
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175 | </sect2> |
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176 | |
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177 | </sect1> |
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