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rustc: Don't always build a constant multiply instruction when translating literal vectors; the size of the referent isn't always constant

This commit is contained in:
Patrick Walton 2011-03-18 16:41:56 -07:00
parent 533dea772f
commit f3b58947c0
1 changed files with 2 additions and 2 deletions
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4
src/comp/middle/trans.rs
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@ -4181,8 +4181,8 @@ fn trans_vec(@block_ctxt cx, vec[@ast.expr] args,
auto bcx = cx;
auto unit_sz = size_of(bcx, unit_ty);
bcx = unit_sz.bcx;
auto data_sz = llvm.LLVMConstMul(C_int(_vec.len[@ast.expr](args) as int),
unit_sz.val);
auto data_sz = bcx.build.Mul(C_int(_vec.len[@ast.expr](args) as int),
unit_sz.val);
// FIXME: pass tydesc properly.
auto sub = trans_upcall(bcx, "upcall_new_vec", vec(data_sz, C_int(0)));