diff options
Diffstat (limited to 'lib/compiler/src')
| -rw-r--r-- | lib/compiler/src/beam_except.erl | 8 |
1 files changed, 5 insertions, 3 deletions
diff --git a/lib/compiler/src/beam_except.erl b/lib/compiler/src/beam_except.erl index cb3a6b79de..4a181c1923 100644 --- a/lib/compiler/src/beam_except.erl +++ b/lib/compiler/src/beam_except.erl @@ -133,10 +133,12 @@ translate_exception(_, _, _, _) -> no. fix_block(Is, 0) -> reverse(Is); fix_block(Is, Words) -> - fix_block_1(reverse(Is), Words). + reverse(fix_block_1(Is, Words)). -fix_block_1([{set,[],[],{alloc,Live,{F1,F2,Needed,F3}}}|Is], Words) -> - [{set,[],[],{alloc,Live,{F1,F2,Needed-Words,F3}}}|Is]; +fix_block_1([{set,[],[],{alloc,Live,{F1,F2,Needed0,F3}}}|Is], Words) -> + Needed = Needed0 - Words, + true = Needed >= 0, %Assertion. + [{set,[],[],{alloc,Live,{F1,F2,Needed,F3}}}|Is]; fix_block_1([I|Is], Words) -> [I|fix_block_1(Is, Words)]. |