1 files changed, 13 insertions, 9 deletions
diff --git a/src/jsifier.js b/src/jsifier.js
index 34329e70..761a5fec 100644
--- a/src/jsifier.js
+++ b/src/jsifier.js
@@ -1349,15 +1349,6 @@ function JSify(data, functionsOnly, givenFunctions) {
       } else {
         args = args.map(function(arg, i) { return asmEnsureFloat(arg, argsTypes[i]) });
       }
-
-      // remove unneeded arguments, which the asm sig can show us
-      var libsig = LibraryManager.library[shortident + '__sig'];
-      if (libsig) {
-        while (libsig.length - 1 < args.length) {
-          args.pop();
-          argsTypes.pop();
-        }
-      }
     }
 
     varargs = varargs.map(function(vararg, i) {
@@ -1403,6 +1394,19 @@ function JSify(data, functionsOnly, givenFunctions) {
       return inline.apply(null, args); // Warning: inlining does not prevent recalculation of the arguments. They should be simple identifiers
     }
 
+    if (ASM_JS) {
+      // remove unneeded arguments, which the asm sig can show us. this lets us alias memset with llvm.memset, we just
+      // drop the final 2 args so things validate properly in asm
+      var libsig = LibraryManager.library[shortident + '__sig'];
+      if (libsig) {
+        assert(!hasVarArgs);
+        while (libsig.length - 1 < args.length) {
+          args.pop();
+          argsTypes.pop();
+        }
+      }
+    }
+
     var returnType;
     if (byPointer || ASM_JS) {
       returnType = getReturnType(type);