Fix a buglet in postInlineUnconditionally
authorsimonpj@microsoft.com <unknown>
Fri, 14 Jan 2011 16:29:27 +0000 (16:29 +0000)
committersimonpj@microsoft.com <unknown>
Fri, 14 Jan 2011 16:29:27 +0000 (16:29 +0000)
commit3bb324543f4cc92cf6e543919efa74a9ac90b8c6
tree262798e74f8f64ed9e597d7eaa5a0b13d87f81a0
parent915bf16e514a1fdb2ed354b22d035dfec3c0cdd0
Fix a buglet in postInlineUnconditionally

Under obscure circumstances (actually only shown up when fixing something
else) it was possible for a variable binding to be discarded although
it was still used.  See Note [Top level and postInlineUnconditionally]
compiler/simplCore/SimplUtils.lhs