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-rw-r--r--compiler/rustc_feature/src/builtin_attrs.rs1
1 files changed, 1 insertions, 0 deletions
diff --git a/compiler/rustc_feature/src/builtin_attrs.rs b/compiler/rustc_feature/src/builtin_attrs.rs
index 00bb4d65579..5421517046d 100644
--- a/compiler/rustc_feature/src/builtin_attrs.rs
+++ b/compiler/rustc_feature/src/builtin_attrs.rs
@@ -37,6 +37,7 @@ const GATED_CFGS: &[GatedCfg] = &[
     (sym::sanitizer_cfi_normalize_integers, sym::cfg_sanitizer_cfi, Features::cfg_sanitizer_cfi),
     // this is consistent with naming of the compiler flag it's for
     (sym::fmt_debug, sym::fmt_debug, Features::fmt_debug),
+    (sym::emscripten_wasm_eh, sym::cfg_emscripten_wasm_eh, Features::cfg_emscripten_wasm_eh),
 ];
 
 /// Find a gated cfg determined by the `pred`icate which is given the cfg's name.