Only add cfguard module flag on windows-msvc

1 files changed, 4 insertions, 12 deletions

diff --git a/src/librustc_codegen_ssa/back/linker.rs b/src/librustc_codegen_ssa/back/linker.rs
index 54f55c806d0..550de75c709 100644
--- a/src/librustc_codegen_ssa/back/linker.rs
+++ b/src/librustc_codegen_ssa/back/linker.rs
@@ -475,9 +475,7 @@ impl<'a> Linker for GccLinker<'a> {
         self.cmd.arg("__llvm_profile_runtime");
     }
 
-    fn control_flow_guard(&mut self) {
-        self.sess.warn("Windows Control Flow Guard is not supported by this linker.");
-    }
+    fn control_flow_guard(&mut self) {}
 
     fn debuginfo(&mut self, strip: Strip) {
         match strip {
@@ -959,9 +957,7 @@ impl<'a> Linker for EmLinker<'a> {
         // noop, but maybe we need something like the gnu linker?
     }
 
-    fn control_flow_guard(&mut self) {
-        self.sess.warn("Windows Control Flow Guard is not supported by this linker.");
-    }
+    fn control_flow_guard(&mut self) {}
 
     fn debuginfo(&mut self, _strip: Strip) {
         // Preserve names or generate source maps depending on debug info
@@ -1163,9 +1159,7 @@ impl<'a> Linker for WasmLd<'a> {
         }
     }
 
-    fn control_flow_guard(&mut self) {
-        self.sess.warn("Windows Control Flow Guard is not supported by this linker.");
-    }
+    fn control_flow_guard(&mut self) {}
 
     fn no_crt_objects(&mut self) {}
 
@@ -1330,9 +1324,7 @@ impl<'a> Linker for PtxLinker<'a> {
 
     fn no_default_libraries(&mut self) {}
 
-    fn control_flow_guard(&mut self) {
-        self.sess.warn("Windows Control Flow Guard is not supported by this linker.");
-    }
+    fn control_flow_guard(&mut self) {}
 
     fn export_symbols(&mut self, _tmpdir: &Path, _crate_type: CrateType) {}