diff options
Diffstat (limited to 'llvm/lib/Target')
| -rw-r--r-- | llvm/lib/Target/README.txt | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/llvm/lib/Target/README.txt b/llvm/lib/Target/README.txt index 756f38a6491..c679fd83c0d 100644 --- a/llvm/lib/Target/README.txt +++ b/llvm/lib/Target/README.txt @@ -1673,3 +1673,13 @@ while it could get this: sarl $5, %eax //===---------------------------------------------------------------------===// + +GCC PR31029: + +int test(int x) { return 1-x == x; } // --> return false +int test2(int x) { return 2-x == x; } // --> return x == 1 ? + +Always foldable for odd constants, what is the rule for even? + +//===---------------------------------------------------------------------===// + |
