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| author | Björn Gustavsson <[email protected]> | 2010-09-23 09:35:34 +0200 |
|---|---|---|
| committer | Björn Gustavsson <[email protected]> | 2010-09-23 09:35:34 +0200 |
| commit | d0c538e3dd5072ad0227553f5dd7dcdc2e6c3288 (patch) | |
| tree | 9953e399c5e437247350fcfcc4d8b743169f49ea /lib/compiler/src/v3_codegen.erl | |
| parent | dc7d2319691fa599717c066460cce53ce97b6b18 (diff) | |
| download | otp-d0c538e3dd5072ad0227553f5dd7dcdc2e6c3288.tar.gz otp-d0c538e3dd5072ad0227553f5dd7dcdc2e6c3288.tar.bz2 otp-d0c538e3dd5072ad0227553f5dd7dcdc2e6c3288.zip | |
Fix compiler crash when constructing zero-size binary segments
Code such as
foo(A) -> <<A:0>>.
would cause a compiler crash.
Diffstat (limited to 'lib/compiler/src/v3_codegen.erl')
| -rw-r--r-- | lib/compiler/src/v3_codegen.erl | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/lib/compiler/src/v3_codegen.erl b/lib/compiler/src/v3_codegen.erl index 948937c438..77da6c8d00 100644 --- a/lib/compiler/src/v3_codegen.erl +++ b/lib/compiler/src/v3_codegen.erl @@ -1523,7 +1523,9 @@ cg_binary_size_1([], Bits, Acc) -> [{1,_}|_] -> {bs_init_bits,cg_binary_bytes_to_bits(Sizes, [])}; [{8,_}|_] -> - {bs_init2,[E || {8,E} <- Sizes]} + {bs_init2,[E || {8,E} <- Sizes]}; + [] -> + {bs_init_bits,[]} end. cg_binary_size_2({integer,N}, U, _, Next, Bits, Acc) -> |