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-rwxr-xr-xsrc/libexpr/aterm-helper.pl2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/libexpr/aterm-helper.pl b/src/libexpr/aterm-helper.pl
index 568141cb4ac2..9a1a931a91b6 100755
--- a/src/libexpr/aterm-helper.pl
+++ b/src/libexpr/aterm-helper.pl
@@ -66,7 +66,7 @@ while (<STDIN>) {
 
         print HEADER "#ifdef __cplusplus\n";
         print HEADER "static inline bool match$funname(ATerm e$formals2) {\n";
-        print HEADER "    if (ATgetAFun(e) != sym$funname) return false;\n";
+        print HEADER "    if (ATgetType(e) != AT_APPL || ATgetAFun(e) != sym$funname) return false;\n";
         print HEADER "$unpack";
         print HEADER "    return true;\n";
         print HEADER "}\n";