From 66ee33a43730d99409a586a1fd437b320d14f903 Mon Sep 17 00:00:00 2001
From: kennytm <kennytm@gmail.com>
Date: Mon, 12 Feb 2018 03:04:43 +0800
Subject: [PATCH] compiletest: Delete the executable immediately after running.

This should save a lot of space on musl test cases (whose standard library
are linked statically).
---
 src/tools/compiletest/src/runtest.rs | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/tools/compiletest/src/runtest.rs b/src/tools/compiletest/src/runtest.rs
index 46df211cbaf65..940721f1cc1f0 100644
--- a/src/tools/compiletest/src/runtest.rs
+++ b/src/tools/compiletest/src/runtest.rs
@@ -1343,7 +1343,7 @@ impl<'test> TestCx<'test> {
     fn exec_compiled_test(&self) -> ProcRes {
         let env = &self.props.exec_env;
 
-        match &*self.config.target {
+        let proc_res = match &*self.config.target {
             // This is pretty similar to below, we're transforming:
             //
             //      program arg1 arg2
@@ -1398,7 +1398,13 @@ impl<'test> TestCx<'test> {
                     None,
                 )
             }
-        }
+        };
+
+        // delete the executable after running it to save space.
+        // it is ok if the deletion failed.
+        let _ = fs::remove_file(self.make_exe_name());
+
+        proc_res
     }
 
     /// For each `aux-build: foo/bar` annotation, we check to find the