do not do -Ox or LTO when building a linkable module

1 files changed, 4 insertions, 3 deletions

diff --git a/emcc b/emcc
index ae08c516..ef5aae44 100755
--- a/emcc
+++ b/emcc
@@ -565,9 +565,10 @@ try:
     shared.Building.llvm_opt(in_temp(target_basename + '.bc'), LLVM_OPT_LEVEL[opt_level])
     if DEBUG: save_intermediate('opt', 'bc')
     # Do LTO in a separate pass to work around LLVM bug XXX (see failure e.g. in cubescript)
-    if DEBUG: print >> sys.stderr, 'emcc: LLVM LTO'
-    shared.Building.llvm_opt(in_temp(target_basename + '.bc'), ['-disable-inlining', '-std-link-opts'])
-    if DEBUG: save_intermediate('lto', 'bc')
+    if not shared.Settings.BUILD_AS_SHARED_LIB and not shared.Settings.LINKABLE:
+      if DEBUG: print >> sys.stderr, 'emcc: LLVM LTO'
+      shared.Building.llvm_opt(in_temp(target_basename + '.bc'), ['-disable-inlining', '-std-link-opts'])
+      if DEBUG: save_intermediate('lto', 'bc')
   else:
     # If possible, remove dead functions etc., this potentially saves a lot in the size of the generated code (and the time to compile it)
     if not LEAVE_INPUTS_RAW and not shared.Settings.BUILD_AS_SHARED_LIB and not shared.Settings.LINKABLE: