1 files changed, 94 insertions, 0 deletions
diff --git a/src/boost/tools/build/test/library_order.py b/src/boost/tools/build/test/library_order.py
new file mode 100644
index 000000000..071dd059d
--- /dev/null
+++ b/src/boost/tools/build/test/library_order.py
@@ -0,0 +1,94 @@
+#!/usr/bin/python
+
+# Copyright 2004 Vladimir Prus
+# Distributed under the Boost Software License, Version 1.0.
+# (See accompanying file LICENSE.txt or https://www.bfgroup.xyz/b2/LICENSE.txt)
+
+# Test that on compilers sensitive to library order on linker's command line,
+# we generate the correct order.
+
+import BoostBuild
+
+
+t = BoostBuild.Tester(use_test_config=False)
+
+t.write("main.cpp", """\
+void a();
+int main() { a(); }
+""")
+
+t.write("a.cpp", """\
+void b();
+void a() { b(); }
+""")
+
+t.write("b.cpp", """\
+void c();
+void b() { c(); }
+""")
+
+t.write("c.cpp", """\
+void d();
+void c() { d(); }
+""")
+
+t.write("d.cpp", """\
+void d() {}
+""")
+
+# The order of libraries in 'main' is crafted so that we get an error unless we
+# do something about the order ourselves.
+t.write("jamroot.jam", """\
+exe main : main.cpp libd libc libb liba ;
+lib libd : d.cpp ;
+lib libc : c.cpp : <link>static <use>libd ;
+lib libb : b.cpp : <use>libc ;
+lib liba : a.cpp : <use>libb ;
+""")
+
+t.run_build_system(["-d2"])
+t.expect_addition("bin/$toolset/debug*/main.exe")
+
+
+# Test the order between searched libraries.
+t.write("jamroot.jam", """\
+exe main : main.cpp png z ;
+lib png : z : <name>png ;
+lib z : : <name>zzz ;
+""")
+
+t.run_build_system(["-a", "-n", "-d+2"])
+t.fail_test(t.stdout().find("png") > t.stdout().find("zzz"))
+
+t.write("jamroot.jam", """\
+exe main : main.cpp png z ;
+lib png : : <name>png ;
+lib z : png : <name>zzz ;
+""")
+
+t.run_build_system(["-a", "-n", "-d+2"])
+t.fail_test(t.stdout().find("png") < t.stdout().find("zzz"))
+
+
+# Test the order between prebuilt libraries.
+t.write("first.a", "")
+t.write("second.a", "")
+t.write("jamroot.jam", """\
+exe main : main.cpp first second ;
+lib first : second : <file>first.a ;
+lib second : : <file>second.a ;
+""")
+
+t.run_build_system(["-a", "-n", "-d+2"])
+t.fail_test(t.stdout().find("first") > t.stdout().find("second"))
+
+t.write("jamroot.jam", """
+exe main : main.cpp first second ;
+lib first : : <file>first.a ;
+lib second : first : <file>second.a ;
+""")
+
+t.run_build_system(["-a", "-n", "-d+2"])
+t.fail_test(t.stdout().find("first") < t.stdout().find("second"))
+
+t.cleanup()