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authorDevang Patel <dpatel@apple.com>2011-05-31 17:45:27 +0000
committerDevang Patel <dpatel@apple.com>2011-05-31 17:45:27 +0000
commit5c26a85d1d77d66bbfd3b6f127372a9383de7c2c (patch)
tree03dce41898bee35672c8d132414edfcfe2c93254 /llvm/docs/SourceLevelDebugging.html
parente3c6708439a35913936586a34d204580994d9957 (diff)
downloadbcm5719-llvm-5c26a85d1d77d66bbfd3b6f127372a9383de7c2c.tar.gz
bcm5719-llvm-5c26a85d1d77d66bbfd3b6f127372a9383de7c2c.zip
Clarify documentation and remove guarantees that are not fulfilled.
llvm-svn: 132344
Diffstat (limited to 'llvm/docs/SourceLevelDebugging.html')
-rw-r--r--llvm/docs/SourceLevelDebugging.html11
1 files changed, 2 insertions, 9 deletions
diff --git a/llvm/docs/SourceLevelDebugging.html b/llvm/docs/SourceLevelDebugging.html
index 4c4439fd59f..a1d28429988 100644
--- a/llvm/docs/SourceLevelDebugging.html
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@@ -174,22 +174,15 @@ height="369">
as setting program variables, or calling functions that have been
deleted.</li>
- <li>LLVM optimizations gracefully interact with debugging information. If
- they are not aware of debug information, they are automatically disabled
- as necessary in the cases that would invalidate the debug info. This
- retains the LLVM features, making it easy to write new
- transformations.</li>
-
<li>As desired, LLVM optimizations can be upgraded to be aware of the LLVM
debugging information, allowing them to update the debugging information
as they perform aggressive optimizations. This means that, with effort,
the LLVM optimizers could optimize debug code just as well as non-debug
code.</li>
- <li>LLVM debug information does not prevent many important optimizations from
+ <li>LLVM debug information does not prevent optimizations from
happening (for example inlining, basic block reordering/merging/cleanup,
- tail duplication, etc), further reducing the amount of the compiler that
- eventually is "aware" of debugging information.</li>
+ tail duplication, etc).<li>
<li>LLVM debug information is automatically optimized along with the rest of
the program, using existing facilities. For example, duplicate
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