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| author | Tristan Gingold <tgingold@free.fr> | 2017-06-20 05:42:44 +0200 |
|---|---|---|
| committer | Tristan Gingold <tgingold@free.fr> | 2017-06-20 05:42:44 +0200 |
| commit | 9a2976669a85d9519f38092860ad11662834807f (patch) | |
| tree | 429abe6e1a2853d1c1e3317deb53d4460405bcde /src/ortho/mcode | |
| parent | 5338523d5109fbb29d74da91241f1a9f2f8dc653 (diff) | |
| download | ghdl-9a2976669a85d9519f38092860ad11662834807f.tar.gz ghdl-9a2976669a85d9519f38092860ad11662834807f.tar.bz2 ghdl-9a2976669a85d9519f38092860ad11662834807f.zip | |
Avoid a crash while slicing array of length 0.
Fix #372
Diffstat (limited to 'src/ortho/mcode')
| -rw-r--r-- | src/ortho/mcode/ortho_code-exprs.adb | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/src/ortho/mcode/ortho_code-exprs.adb b/src/ortho/mcode/ortho_code-exprs.adb index a529034ca..47064e76e 100644 --- a/src/ortho/mcode/ortho_code-exprs.adb +++ b/src/ortho/mcode/ortho_code-exprs.adb @@ -909,7 +909,7 @@ package body Ortho_Code.Exprs is -- FIXME: may recycle previous index? Sz := New_Const_U32 (Get_Expr_Low (Index) * El_Size, In_Type); else - if Is_Pow2 (El_Size) then + if Is_Pow2 (El_Size) and then El_Size /= 0 then Sz := New_Const_U32 (Extract_Pow2 (El_Size), In_Type); Sz := New_Enode (OE_Shl, In_Type, Index, Sz); else |