It's not necessary to do rounding for alloca operations when the requested

alignment is equal to the stack alignment.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@40004 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 13 insertions, 0 deletions

diff --git a/test/Transforms/InstCombine/deadcode.ll b/test/Transforms/InstCombine/deadcode.ll
new file mode 100644
index 0000000..370390a
--- /dev/null
+++ b/test/Transforms/InstCombine/deadcode.ll
@@ -0,0 +1,13 @@
+; RUN: llvm-upgrade < %s | llvm-as | opt -instcombine | llvm-dis | \
+; RUN:   grep {ret i32 %A}
+
+int %test(int %A) {
+  %X = or bool false, false
+  br bool %X, label %T, label %C
+T:
+  %B = add int %A, 1
+  br label %C
+C:
+  %C = phi int [%B, %T], [%A, %0]
+  ret int %C
+}