Revert "compiletest: escape CXX the same way as CC for MSVC"

This reverts commit 490d05055abd36521abc41c2e551ac789820e80f.

diff --git a/src/tools/compiletest/src/runtest.rs b/src/tools/compiletest/src/runtest.rs
index 780c8122734e61f8cebf8b78a9e8fd0e37114851..f46713441362b5a75be89309b0eeac011db6ed3b 100644 (file)
--- a/src/tools/compiletest/src/runtest.rs
+++ b/src/tools/compiletest/src/runtest.rs
@@ -2502,7 +2502,7 @@ fn run_rmake_test(&self) {
                 .env("IS_WINDOWS", "1")
                 .env("MSVC_LIB", format!("'{}' -nologo", lib.display()))
                 .env("CC", format!("'{}' {}", self.config.cc, cflags))
-                .env("CXX", format!("'{}'", &self.config.cxx));
+                .env("CXX", &self.config.cxx);
         } else {
             cmd.env("CC", format!("{} {}", self.config.cc, self.config.cflags))
                 .env("CXX", format!("{} {}", self.config.cxx, self.config.cflags))