From 45d5f2256064306fdc3cc912ce5d6f569f6159b9 Mon Sep 17 00:00:00 2001 From: Baoshan Pang Date: Fri, 16 Aug 2019 13:56:03 -0700 Subject: [PATCH] run test for vxWorks in 'pure' static linking mode by default; if environment variables 'RUST_TEST_DYLINK' is set to 1, then run test in 'pure' dynamic linking mode --- src/tools/compiletest/src/runtest.rs | 18 +++++++++++++++++- 1 file changed, 17 insertions(+), 1 deletion(-) diff --git a/src/tools/compiletest/src/runtest.rs b/src/tools/compiletest/src/runtest.rs index 3da6be74129f4..a712a27015d25 100644 --- a/src/tools/compiletest/src/runtest.rs +++ b/src/tools/compiletest/src/runtest.rs @@ -1725,6 +1725,17 @@ impl<'test> TestCx<'test> { } } + fn use_dynamic_linking(&self) -> bool { + if self.config.target.contains("vxworks") { + match env::var("RUST_TEST_DYLINK") { + Ok(s) => s == "1", + _ => false + } + } else { + true + } + } + fn compose_and_run_compiler(&self, mut rustc: Command, input: Option) -> ProcRes { let aux_dir = self.aux_output_dir_name(); @@ -1768,6 +1779,7 @@ impl<'test> TestCx<'test> { && !self.config.host.contains("musl")) || self.config.target.contains("wasm32") || self.config.target.contains("nvptx") + || !self.use_dynamic_linking() { // We primarily compile all auxiliary libraries as dynamic libraries // to avoid code size bloat and large binaries as much as possible @@ -1999,10 +2011,14 @@ impl<'test> TestCx<'test> { } if !is_rustdoc { - if self.config.target == "wasm32-unknown-unknown" { + if self.config.target == "wasm32-unknown-unknown" + || !self.use_dynamic_linking() { // rustc.arg("-g"); // get any backtrace at all on errors } else if !self.props.no_prefer_dynamic { rustc.args(&["-C", "prefer-dynamic"]); + if self.config.target.contains("vxworks") { + rustc.args(&["-C", "target-feature=-crt-static"]); + } } }