Merge branch 'bjorn/compiler/ssa'

* bjorn/compiler/ssa:
  Travis CI: Run the SSA linter in the Linux64SmokeTest build
  Remove retired compiler passes
  Introduce a new SSA-based intermediate format
  hipe_beam_to_icode: Correct translation of get_map_elements
  beam_dead: Remove shortcut of binary matching instruction
  beam_bs: Remove optimizations that are easier done on SSA format
  Don't run unsafe compiler passes
  Simplify optimizations by introducing is_nil late
  beam_utils: Make is_tagged_tuple a pure test
  beam_except: Enhance recognition of function_clause exceptions
  beam_validator: Infer the types of copies in a smarter way
  beam_validator: Improve merge of cons and literal list
  beam_validator: Strengthen validation of func_info
  beam_validator: Allow get_tuple_element before dsetelement
  beam_validator: Don't transfer state to labels that can't be reached
  beam_validator: Improve type analysis for tuples
  beam_validator: Be more careful when updating try/catch state
  beam_trim: Handle an empty list of instructions
  v3_core: Number argument variables in ascending order
  Teach binary instructions to use Y registers as destination

OTP-14894

1 files changed, 1 insertions, 1 deletions

diff --git a/lib/compiler/src/beam_trim.erl b/lib/compiler/src/beam_trim.erl
index 4da0985085..1acbedd45b 100644
--- a/lib/compiler/src/beam_trim.erl
+++ b/lib/compiler/src/beam_trim.erl
@@ -288,7 +288,7 @@ frame_size([{get_map_elements,{f,L},_,_}|Is], Safe) ->
 frame_size([{deallocate,N}|_], _) -> N;
 frame_size([{line,_}|Is], Safe) ->
     frame_size(Is, Safe);
-frame_size([_|_], _) -> throw(not_possible).
+frame_size(_, _) -> throw(not_possible).
 
 frame_size_branch(0, Is, Safe) ->
     frame_size(Is, Safe);