Increase stack size in Emscripten build

Author: cschreib

.github/workflows/cmake.yml

@@ -23,7 +23,7 @@ jobs:
         - { name: Windows 32,   os: windows-latest, compiler: vs2019,  arch: "32", cmakepp: "",        flags: "-A Win32"}
         - { name: Windows 64,   os: windows-latest, compiler: vs2019,  arch: "64", cmakepp: "",        flags: "-A x64"}
         - { name: MacOS,        os: macos-latest,   compiler: clang++, arch: "64", cmakepp: "",        flags: ""}
-        - { name: WebAssembly,  os: ubuntu-latest,  compiler: em++,    arch: "32", cmakepp: "emcmake", flags: "-DCMAKE_CXX_FLAGS='-s DISABLE_EXCEPTION_CATCHING=0' -DCMAKE_CROSSCOMPILING_EMULATOR=node"}
+        - { name: WebAssembly,  os: ubuntu-latest,  compiler: em++,    arch: "32", cmakepp: "emcmake", flags: "-DCMAKE_CXX_FLAGS='-s DISABLE_EXCEPTION_CATCHING=0 -s STACK_SIZE=5MB' -DCMAKE_CROSSCOMPILING_EMULATOR=node"}
         build-type:
         - Release
         - Debug