jdoerfert added inline comments.
================
Comment at: clang/lib/CodeGen/CGExpr.cpp:103
+ if (!ArraySize) {
+ auto *EBB = AllocaInsertPt->getParent();
+ auto Iter = AllocaInsertPt->getIterator();
----------------
arsenm wrote:
> Why is there a special AllocaInsertPt iterator in the first place? Can you
> avoid any iteration logic by just always inserting at the block start?
Right. The alloca insertion point is sometimes changed to a non-entry block,
and we should keep that ability.
From all the use cases I know it would suffice to insert at the beginning of
the alloca insertion point block though.
Repository:
rG LLVM Github Monorepo
CHANGES SINCE LAST ACTION
https://reviews.llvm.org/D110257/new/
https://reviews.llvm.org/D110257
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