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56 lines
1.2 KiB
Python
56 lines
1.2 KiB
Python
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#!/usr/bin/python
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# Copyright 2006 Vladimir Prus.
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# Distributed under the Boost Software License, Version 1.0. (See
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# accompanying file LICENSE_1_0.txt or copy at
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# http://www.boost.org/LICENSE_1_0.txt)
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import BoostBuild
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t = BoostBuild.Tester()
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t.write("jamroot.jam", """
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import pch ;
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cpp-pch pch : pch.hpp : <toolset>msvc:<source>pch.cpp <include>. ;
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exe hello : hello.cpp pch : <include>. ;
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""")
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t.write("pch.hpp.bad", """
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THIS WILL NOT COMPILE
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""")
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# Note that pch.hpp is written after pch.hpp.bad, so its timestamp will not be
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# less than timestamp of pch.hpp.bad.
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t.write("pch.hpp", """
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class TestClass
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{
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public:
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TestClass( int, int ) {}
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};
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""")
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t.write("pch.cpp", """#include <pch.hpp>
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""")
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t.write("hello.cpp", """#include <pch.hpp>
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int main() { TestClass c(1, 2); }
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""")
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t.run_build_system()
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t.expect_addition("bin/$toolset/debug/hello.exe")
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# Now make the header unusable, without changing timestamp. If everything is OK,
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# Boost.Build will not recreate PCH, and compiler will happily use pre-compiled
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# header, not noticing that the real header is bad.
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t.copy_preserving_timestamp("pch.hpp.bad", "pch.hpp")
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t.rm("bin/$toolset/debug/hello.obj")
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t.run_build_system()
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t.expect_addition("bin/$toolset/debug/hello.obj")
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t.cleanup()
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