Fail on missing symbols at link time.

psobot · psobot · commit 0392bb7c27d5 · 2025-05-12T21:29:22.000-04:00
diff --git a/CMakeLists.txt b/CMakeLists.txt
@@ -212,6 +212,9 @@ elseif(EMSCRIPTEN)
     # ...and at link time:
     add_link_options(-fexceptions)
 
+    # Tell the Emscripten linker that undefined symbols are a hard fail:
+    add_link_options(-sERROR_ON_UNDEFINED_SYMBOLS=1)
+
     # FFTW support:
     add_compile_definitions(
         HAVE_FFTW3=1
