fix varargs signature generation, '...' is optional and both cases must be handled; fixes #1918

1 files changed, 2 insertions, 2 deletions

diff --git a/src/modules.js b/src/modules.js
index 3e7405f8..e2d3433f 100644
--- a/src/modules.js
+++ b/src/modules.js
@@ -284,8 +284,8 @@ var Functions = {
         var chunks = getNumIntChunks(type);
         if (chunks > 0) {
           for (var j = 0; j < chunks; j++) sig += 'i';
-        } else {
-          // some special type like a SIMD vector
+        } else if (type !== '...') {
+          // some special type like a SIMD vector (anything but varargs, which we handle below)
           sig += Functions.getSignatureLetter(type);
         }
       }