diff options
Diffstat (limited to 'lib/Target/README.txt')
| -rw-r--r-- | lib/Target/README.txt | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/lib/Target/README.txt b/lib/Target/README.txt index 8929ac4f2a..3c21ddae80 100644 --- a/lib/Target/README.txt +++ b/lib/Target/README.txt @@ -973,6 +973,13 @@ optimized with "clang -emit-llvm-bc | opt -std-compile-opts". //===---------------------------------------------------------------------===// +int f(int i, int j) { return i < j + 1; } +int g(int i, int j) { return j > i - 1; } +Should combine to "i <= j" (the add/sub has nsw). Currently not +optimized with "clang -emit-llvm-bc | opt -std-compile-opts". + +//===---------------------------------------------------------------------===// + This was noticed in the entryblock for grokdeclarator in 403.gcc: %tmp = icmp eq i32 %decl_context, 4 |