Move features from passOptions to Module (#2001)

This allows us to emit a (potentially modified) target features
section and conditionally emit other sections such as the DataCount
section based on the presence of features.

1 files changed, 3 insertions, 0 deletions

diff --git a/src/support/file.cpp b/src/support/file.cpp
index 2fe636cfd..c10646720 100644
--- a/src/support/file.cpp
+++ b/src/support/file.cpp
@@ -68,6 +68,9 @@ template std::vector<char> wasm::read_file<>(const std::string& , Flags::BinaryO
 
 wasm::Output::Output(const std::string& filename, Flags::BinaryOption binary, Flags::DebugOption debug)
     : outfile(), out([this, filename, binary, debug]() {
+        if (filename == "-") {
+          return std::cout.rdbuf();
+        }
         std::streambuf *buffer;
         if (filename.size()) {
           if (debug == Flags::Debug) std::cerr << "Opening '" << filename << "'" << std::endl;