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| author | Benjamin Kramer <benny.kra@googlemail.com> | 2012-03-27 22:42:42 +0000 |
|---|---|---|
| committer | Benjamin Kramer <benny.kra@googlemail.com> | 2012-03-27 22:42:42 +0000 |
| commit | 2735c01906b5e33e14676ba9d6fc84065a338cdb (patch) | |
| tree | acb91af72d77d5af358fdd0f7ea5114e08526dbe /llvm/lib | |
| parent | f0901459b9366e9ca9fbd44891085a07fe4d8cef (diff) | |
| download | bcm5719-llvm-2735c01906b5e33e14676ba9d6fc84065a338cdb.tar.gz bcm5719-llvm-2735c01906b5e33e14676ba9d6fc84065a338cdb.zip | |
Add a note about a cute little fabs optimization.
llvm-svn: 153543
Diffstat (limited to 'llvm/lib')
| -rw-r--r-- | llvm/lib/Target/README.txt | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/llvm/lib/Target/README.txt b/llvm/lib/Target/README.txt index 2d4925d307a..8929ac4f2a6 100644 --- a/llvm/lib/Target/README.txt +++ b/llvm/lib/Target/README.txt @@ -2370,3 +2370,8 @@ unsigned foo(unsigned x, unsigned y) { return x > y && x != 0; } should fold to x > y. //===---------------------------------------------------------------------===// + +int f(double x) { return __builtin_fabs(x) < 0.0; } +should fold to false. + +//===---------------------------------------------------------------------===// |
