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| author | Johannes Doerfert <johannes@jdoerfert.de> | 2020-02-11 00:10:35 -0600 |
|---|---|---|
| committer | Johannes Doerfert <johannes@jdoerfert.de> | 2020-02-11 15:11:55 -0600 |
| commit | 8e62968d45429815411ca9bb358a913dde7b1152 (patch) | |
| tree | f9ab08df45aca45f1542a50e6bedbe9e49380e01 /clang/lib/Frontend/CompilerInvocation.cpp | |
| parent | 813bfffec34b87d32c9c834718f660afb5275bc8 (diff) | |
| download | llvm-8e62968d45429815411ca9bb358a913dde7b1152.zip llvm-8e62968d45429815411ca9bb358a913dde7b1152.tar.gz llvm-8e62968d45429815411ca9bb358a913dde7b1152.tar.bz2 | |
[Attributor] Identify dead uses in PHIs (almost) based on dead edges
As an approximation to a dead edge we can check if the terminator is
dead. If so, the corresponding operand use in a PHI node is dead even if
the PHI node itself is not.
Diffstat (limited to 'clang/lib/Frontend/CompilerInvocation.cpp')
0 files changed, 0 insertions, 0 deletions