Handle the cast of configure.py --cpu=i386 --enable-ssse3. Previously

this would only enable SSSE3 and not SSE2, though SSE2 is a subset.
Now that works.

1 files changed, 5 insertions, 0 deletions

diff --git a/configure.py b/configure.py
index bdf960c95..db2beaca7 100755
--- a/configure.py
+++ b/configure.py
@@ -347,6 +347,11 @@ def process_command_line(args):
             if not enabled_or_disabled_isa(isa):
                 options.disable_isa_extns.append(isa)
 
+    for isa in options.enable_isa_extns:
+        for dep in isa_deps.get(isa, '').split(','):
+            if not enabled_or_disabled_isa(dep):
+                options.enable_isa_extns.append(dep)
+
     return options
 
 """