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Eliminate empty or unreachable basic blocks #27

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dibyendumajumdar opened this issue Jul 9, 2020 · 0 comments
Open

Eliminate empty or unreachable basic blocks #27

dibyendumajumdar opened this issue Jul 9, 2020 · 0 comments

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@dibyendumajumdar
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Simple version - if a block has no predecessors and is not the starting block then we can delete it.
@dibyendumajumdar dibyendumajumdar changed the title Eliminate empty basic blocks Eliminate empty or unreachable basic blocks Jul 25, 2020
dibyendumajumdar added a commit that referenced this issue Jul 25, 2020
@dibyendumajumdar
issue #27 Remove blocks that are unreachable because they have no pre…
32b0abd 
…decessors. We get such blocks when there are multiple labels and gotos in the code.

We do not currently handle the scenario where the block has predecessor but is still unreachable from ENTRY block.
dibyendumajumdar added a commit that referenced this issue Jul 26, 2020
@dibyendumajumdar
issue #27 Fix build issue
b1e9637
dibyendumajumdar added a commit that referenced this issue Jul 26, 2020
@dibyendumajumdar
issue #27 Fix build issue
4e6c662
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@dibyendumajumdar