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-rw-r--r--lib/Target/README.txt6
1 files changed, 6 insertions, 0 deletions
diff --git a/lib/Target/README.txt b/lib/Target/README.txt
index 4d2d4b623d..7285c1b068 100644
--- a/lib/Target/README.txt
+++ b/lib/Target/README.txt
@@ -331,4 +331,10 @@ for Instruction::UDiv (around line 4447) for more details.
The SingleSource/Benchmarks/Shootout-C++/hash and hash2 tests have examples of
this construct.
+
+//===---------------------------------------------------------------------===//
+
+Instcombine misses several of these cases (see the testcase in the patch):
+http://gcc.gnu.org/ml/gcc-patches/2006-10/msg01519.html
+
//===---------------------------------------------------------------------===//