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| author | Hans Wennborg <hans@hanshq.net> | 2019-08-06 08:32:33 +0000 |
|---|---|---|
| committer | Hans Wennborg <hans@hanshq.net> | 2019-08-06 08:32:33 +0000 |
| commit | dba4dd1e8da4c168a4dacb47099132f0bad925f4 (patch) | |
| tree | f49020104780c61230ef8e45805898fcdaec5346 /llvm/docs | |
| parent | 001ecbde1112356f7c820037ef1e3ca75f03be3b (diff) | |
| download | bcm5719-llvm-dba4dd1e8da4c168a4dacb47099132f0bad925f4.tar.gz bcm5719-llvm-dba4dd1e8da4c168a4dacb47099132f0bad925f4.zip | |
Revert r367941 "Add a note to the release not about a potentially breaking optimization"
The note was moved to the release_90 branch in r367997.
llvm-svn: 367998
Diffstat (limited to 'llvm/docs')
| -rw-r--r-- | llvm/docs/ReleaseNotes.rst | 13 |
1 files changed, 0 insertions, 13 deletions
diff --git a/llvm/docs/ReleaseNotes.rst b/llvm/docs/ReleaseNotes.rst index 494efd4a65e..7b7972f3187 100644 --- a/llvm/docs/ReleaseNotes.rst +++ b/llvm/docs/ReleaseNotes.rst @@ -50,19 +50,6 @@ Non-comprehensive list of changes in this release Makes programs 10x faster by doing Special New Thing. -Noteworthy optimizations ------------------------- - -* LLVM will now remove stores to constant memory (since this is a - contradiction) under the assumption the code in question must be dead. This - has proven to be problematic for some C/C++ code bases which expect to be - able to cast away 'const'. This is (and has always been) undefined - behavior, but up until now had not been actively utilized for optimization - purposes in this exact way. For more information, please see: - `bug 42763 <https://bugs.llvm.org/show_bug.cgi?id=42763>_` and - `post commit discussion <http://lists.llvm.org/pipermail/llvm-commits/Week-of-Mon-20190422/646945.html>_`. - - Changes to the LLVM IR ---------------------- |
