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-rw-r--r--compiler/rustc_codegen_gcc/example/std_example.rs2
1 files changed, 1 insertions, 1 deletions
diff --git a/compiler/rustc_codegen_gcc/example/std_example.rs b/compiler/rustc_codegen_gcc/example/std_example.rs
index 9e43b4635f0..5fa1e0afb06 100644
--- a/compiler/rustc_codegen_gcc/example/std_example.rs
+++ b/compiler/rustc_codegen_gcc/example/std_example.rs
@@ -7,7 +7,7 @@ use std::arch::x86_64::*;
 use std::io::Write;
 use std::ops::Coroutine;
 
-extern {
+extern "C" {
     pub fn printf(format: *const i8, ...) -> i32;
 }