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Diffstat (limited to 'doc/manual.cli')
| -rw-r--r-- | doc/manual.cli | 25 |
1 files changed, 18 insertions, 7 deletions
diff --git a/doc/manual.cli b/doc/manual.cli index dc9ba82..cb1f71d 100644 --- a/doc/manual.cli +++ b/doc/manual.cli @@ -172,8 +172,7 @@ $ ./hello Hello, World! \ -Or, if we are on Windows and using Visual Studio, from the Visual Studio -development command prompt: +Or, if we are on Windows and using Visual Studio: \ > cd hello @@ -195,16 +194,28 @@ Hello, World! \ By default \c{build2} uses the same C++ compiler it was built with and without -passing any extra options, such as debug or optimization. To change these -defaults we use \i{configuration variables}. For example, to specify a -different C++ compiler we use \c{config.cxx}: +passing any extra options, such as debug or optimization, target architecture, +etc. To change these defaults we use \i{configuration variables}. For example, +to specify a different C++ compiler we use \c{config.cxx}: \ $ b config.cxx=clang++ \ -And for additional compile options, such as debug information or optimization -level, there is \c{config.cxx.coptions}. For example: +\N|For Visual Studio, \c{build2} by default will use the latest available +version and build for the \c{x86_64} target (\c{x64} in the Microsoft's +terminology). You can, however, override these defaults by either running from +a suitable Visual Studio development command prompt or by specifying an +absolute path to \c{cl.exe} that you wish to use. For example: + +\ +> b \"config.cxx=...\VC\Tools\MSVC\14.23.28105\bin\Hostx64\x86\cl.exe\" +\ + +| + +Similarly, for additional compile options, such as debug information or +optimization level, there is \c{config.cxx.coptions}. For example: \ $ b config.cxx=clang++ config.cxx.coptions=-g |