Revert my previous exceptions commit. It was wrong.

src/wmlsstdlibs.pir

@@ -109,10 +109,9 @@ helper for CALL_URL* opcodes.
     if_null entry, _handler_2
     .return (entry)
   _handler_1:
-    .local pmc e, c
+    .local pmc e
     .local string msg
-    .get_results (e, c)
-    msg = e
+    .get_results (e, msg)
     print msg
     print "\n"
     $S0 = "verification failed (can't translate '"

wmls2pbc.pir

@@ -54,10 +54,9 @@ Francois Perrad.
     save_pbc(pbc_out, filename)
     end
   _handler:
-    .local pmc e, c
+    .local pmc e
     .local string s
-    .get_results (e, c)
-    s = e
+    .get_results (e, s)
     print s
     print "\n"
   L1:

wmls2pir.pir

@@ -50,10 +50,9 @@ Francois Perrad.
     save_pir(gen_pir, filename)
     end
   _handler:
-    .local pmc e, c
+    .local pmc e
     .local string s
-    .get_results (e, c)
-    s = e
+    .get_results (e, s)
     print s
     print "\n"
   L1:

wmlsd.pir

@@ -48,10 +48,9 @@ Francois Perrad.
     script.dump()
     end
   _handler:
-    .local pmc e, c
+    .local pmc e
     .local string msg
-    .get_results (e, c)
-    msg = e
+    .get_results (e, msg)
     print msg
     print "\n"
   L1:

wmlsi.pir

@@ -79,10 +79,9 @@ Francois Perrad.
     entry(params :flat)
     end
   _handler:
-    .local pmc e, c
+    .local pmc e
     .local string s
-    .get_results (e, c)
-    s = e
+    .get_results (e, s)
     print s
     print "\n"
   L1: