use crate::support::Test; mod support; // Some tests check that a flag is *not* present. These tests might fail if the flag is set in the // CFLAGS or CXXFLAGS environment variables. This function clears the CFLAGS and CXXFLAGS // variables to make sure that the tests can run correctly. fn reset_env() { std::env::set_var("CFLAGS", ""); std::env::set_var("CXXFLAGS", ""); } #[test] fn gnu_smoke() { reset_env(); let test = Test::gnu(); test.gcc().file("foo.c").compile("foo"); test.cmd(0) .must_have("-O2") .must_have("foo.c") .must_not_have("-gdwarf-4") .must_have("-c") .must_have("-ffunction-sections") .must_have("-fdata-sections"); test.cmd(1).must_have(test.td.path().join("foo.o")); } #[test] fn gnu_opt_level_1() { reset_env(); let test = Test::gnu(); test.gcc().opt_level(1).file("foo.c").compile("foo"); test.cmd(0).must_have("-O1").must_not_have("-O2"); } #[test] fn gnu_opt_level_s() { reset_env(); let test = Test::gnu(); test.gcc().opt_level_str("s").file("foo.c").compile("foo"); test.cmd(0) .must_have("-Os") .must_not_have("-O1") .must_not_have("-O2") .must_not_have("-O3") .must_not_have("-Oz"); } #[test] fn gnu_debug() { let test = Test::gnu(); test.gcc().debug(true).file("foo.c").compile("foo"); test.cmd(0).must_have("-gdwarf-4"); let test = Test::gnu(); test.gcc() .target("x86_64-apple-darwin") .debug(true) .file("foo.c") .compile("foo"); test.cmd(0).must_have("-gdwarf-2"); } #[test] fn gnu_debug_fp_auto() { let test = Test::gnu(); test.gcc().debug(true).file("foo.c").compile("foo"); test.cmd(0).must_have("-gdwarf-4"); test.cmd(0).must_have("-fno-omit-frame-pointer"); } #[test] fn gnu_debug_fp() { let test = Test::gnu(); test.gcc().debug(true).file("foo.c").compile("foo"); test.cmd(0).must_have("-gdwarf-4"); test.cmd(0).must_have("-fno-omit-frame-pointer"); } #[test] fn gnu_debug_nofp() { reset_env(); let test = Test::gnu(); test.gcc() .debug(true) .force_frame_pointer(false) .file("foo.c") .compile("foo"); test.cmd(0).must_have("-gdwarf-4"); test.cmd(0).must_not_have("-fno-omit-frame-pointer"); let test = Test::gnu(); test.gcc() .force_frame_pointer(false) .debug(true) .file("foo.c") .compile("foo"); test.cmd(0).must_have("-gdwarf-4"); test.cmd(0).must_not_have("-fno-omit-frame-pointer"); } #[test] fn gnu_warnings_into_errors() { let test = Test::gnu(); test.gcc() .warnings_into_errors(true) .file("foo.c") .compile("foo"); test.cmd(0).must_have("-Werror"); } #[test] fn gnu_warnings() { let test = Test::gnu(); test.gcc() .warnings(true) .flag("-Wno-missing-field-initializers") .file("foo.c") .compile("foo"); test.cmd(0).must_have("-Wall").must_have("-Wextra"); } #[test] fn gnu_extra_warnings0() { reset_env(); let test = Test::gnu(); test.gcc() .warnings(true) .extra_warnings(false) .flag("-Wno-missing-field-initializers") .file("foo.c") .compile("foo"); test.cmd(0).must_have("-Wall").must_not_have("-Wextra"); } #[test] fn gnu_extra_warnings1() { reset_env(); let test = Test::gnu(); test.gcc() .warnings(false) .extra_warnings(true) .flag("-Wno-missing-field-initializers") .file("foo.c") .compile("foo"); test.cmd(0).must_not_have("-Wall").must_have("-Wextra"); } #[test] fn gnu_warnings_overridable() { reset_env(); let test = Test::gnu(); test.gcc() .warnings(true) .flag("-Wno-missing-field-initializers") .file("foo.c") .compile("foo"); test.cmd(0) .must_have_in_order("-Wall", "-Wno-missing-field-initializers"); } #[test] fn gnu_x86_64() { for vendor in &["unknown-linux-gnu", "apple-darwin"] { let target = format!("x86_64-{}", vendor); let test = Test::gnu(); test.gcc() .target(&target) .host(&target) .file("foo.c") .compile("foo"); test.cmd(0).must_have("-fPIC").must_have("-m64"); } } #[test] fn gnu_x86_64_no_pic() { reset_env(); for vendor in &["unknown-linux-gnu", "apple-darwin"] { let target = format!("x86_64-{}", vendor); let test = Test::gnu(); test.gcc() .pic(false) .target(&target) .host(&target) .file("foo.c") .compile("foo"); test.cmd(0).must_not_have("-fPIC"); } } #[test] fn gnu_i686() { for vendor in &["unknown-linux-gnu", "apple-darwin"] { let target = format!("i686-{}", vendor); let test = Test::gnu(); test.gcc() .target(&target) .host(&target) .file("foo.c") .compile("foo"); test.cmd(0).must_have("-m32"); } } #[test] fn gnu_i686_pic() { for vendor in &["unknown-linux-gnu", "apple-darwin"] { let target = format!("i686-{}", vendor); let test = Test::gnu(); test.gcc() .pic(true) .target(&target) .host(&target) .file("foo.c") .compile("foo"); test.cmd(0).must_have("-fPIC"); } } #[test] fn gnu_x86_64_no_plt() { let target = "x86_64-unknown-linux-gnu"; let test = Test::gnu(); test.gcc() .pic(true) .use_plt(false) .target(&target) .host(&target) .file("foo.c") .compile("foo"); test.cmd(0).must_have("-fno-plt"); } #[test] fn gnu_set_stdlib() { reset_env(); let test = Test::gnu(); test.gcc() .cpp_set_stdlib(Some("foo")) .file("foo.c") .compile("foo"); test.cmd(0).must_not_have("-stdlib=foo"); } #[test] fn gnu_include() { let test = Test::gnu(); test.gcc().include("foo/bar").file("foo.c").compile("foo"); test.cmd(0).must_have("-I").must_have("foo/bar"); } #[test] fn gnu_define() { let test = Test::gnu(); test.gcc() .define("FOO", "bar") .define("BAR", None) .file("foo.c") .compile("foo"); test.cmd(0).must_have("-DFOO=bar").must_have("-DBAR"); } #[test] fn gnu_compile_assembly() { let test = Test::gnu(); test.gcc().file("foo.S").compile("foo"); test.cmd(0).must_have("foo.S"); } #[test] fn gnu_shared() { reset_env(); let test = Test::gnu(); test.gcc() .file("foo.c") .shared_flag(true) .static_flag(false) .compile("foo"); test.cmd(0).must_have("-shared").must_not_have("-static"); } #[test] fn gnu_flag_if_supported() { reset_env(); if cfg!(windows) { return; } let test = Test::gnu(); test.gcc() .file("foo.c") .flag("-v") .flag_if_supported("-Wall") .flag_if_supported("-Wflag-does-not-exist") .flag_if_supported("-std=c++11") .compile("foo"); test.cmd(0) .must_have("-v") .must_have("-Wall") .must_not_have("-Wflag-does-not-exist") .must_not_have("-std=c++11"); } #[test] fn gnu_flag_if_supported_cpp() { if cfg!(windows) { return; } let test = Test::gnu(); test.gcc() .cpp(true) .file("foo.cpp") .flag_if_supported("-std=c++11") .compile("foo"); test.cmd(0).must_have("-std=c++11"); } #[test] fn gnu_static() { reset_env(); let test = Test::gnu(); test.gcc() .file("foo.c") .shared_flag(false) .static_flag(true) .compile("foo"); test.cmd(0).must_have("-static").must_not_have("-shared"); } #[test] fn gnu_no_dash_dash() { let test = Test::gnu(); test.gcc().file("foo.c").compile("foo"); test.cmd(0).must_not_have("--"); } #[test] fn msvc_smoke() { reset_env(); let test = Test::msvc(); test.gcc().file("foo.c").compile("foo"); test.cmd(0) .must_have("-O2") .must_have("foo.c") .must_not_have("-Z7") .must_have("-c") .must_have("-MD"); test.cmd(1).must_have(test.td.path().join("foo.o")); } #[test] fn msvc_opt_level_0() { reset_env(); let test = Test::msvc(); test.gcc().opt_level(0).file("foo.c").compile("foo"); test.cmd(0).must_not_have("-O2"); } #[test] fn msvc_debug() { let test = Test::msvc(); test.gcc().debug(true).file("foo.c").compile("foo"); test.cmd(0).must_have("-Z7"); } #[test] fn msvc_include() { let test = Test::msvc(); test.gcc().include("foo/bar").file("foo.c").compile("foo"); test.cmd(0).must_have("-I").must_have("foo/bar"); } #[test] fn msvc_define() { let test = Test::msvc(); test.gcc() .define("FOO", "bar") .define("BAR", None) .file("foo.c") .compile("foo"); test.cmd(0).must_have("-DFOO=bar").must_have("-DBAR"); } #[test] fn msvc_static_crt() { let test = Test::msvc(); test.gcc().static_crt(true).file("foo.c").compile("foo"); test.cmd(0).must_have("-MT"); } #[test] fn msvc_no_static_crt() { let test = Test::msvc(); test.gcc().static_crt(false).file("foo.c").compile("foo"); test.cmd(0).must_have("-MD"); } #[test] fn msvc_no_dash_dash() { let test = Test::msvc(); test.gcc().file("foo.c").compile("foo"); test.cmd(0).must_not_have("--"); } // Disable this test with the parallel feature because the execution // order is not deterministic. #[cfg(not(feature = "parallel"))] #[test] fn asm_flags() { let test = Test::gnu(); test.gcc() .file("foo.c") .file("x86_64.asm") .file("x86_64.S") .asm_flag("--abc") .compile("foo"); test.cmd(0).must_not_have("--abc"); test.cmd(1).must_have("--abc"); test.cmd(2).must_have("--abc"); }