From: Chris Lattner <sabre@nondot.org>
Date: Thu, 21 Mar 2002 21:20:04 +0000 (+0000)
Subject: Testcase for a missed level raise opportunity
X-Git-Url: http://plrg.eecs.uci.edu/git/?a=commitdiff_plain;h=6e848eac1be1859888e99de3535e5b6180624497;p=oota-llvm.git

Testcase for a missed level raise opportunity


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@1932 91177308-0d34-0410-b5e6-96231b3b80d8
---

diff --git a/test/Transforms/LevelRaise/2002-03-21-MissedRaise.ll b/test/Transforms/LevelRaise/2002-03-21-MissedRaise.ll
new file mode 100644
index 00000000000..8478036f10f
--- /dev/null
+++ b/test/Transforms/LevelRaise/2002-03-21-MissedRaise.ll
@@ -0,0 +1,25 @@
+; This example should be raised to return a Hash directly without casting.  To
+; successful, all cast instructions should be eliminated from this testcase.
+;
+
+; RUN: if as < %s | opt -raise | dis | grep cast 
+; RUN: then exit 1
+; RUN: else exit 0
+; RUN: fi
+
+	%Hash = type { { uint, sbyte *, \2 } * *, int (uint) *, int } *
+	%hash = type { { uint, sbyte *, \2 } * *, int (uint) *, int }
+	%hash_el = type { uint, sbyte *, \2 } *
+implementation
+
+%Hash "MakeHash"(int %size, int (uint) * %map)
+begin
+	%reg112 = malloc sbyte, uint 24		; <sbyte *> [#uses=5]
+	%reg115 = malloc sbyte, uint 96		; <sbyte *> [#uses=1]
+	%cast237 = cast sbyte * %reg112 to sbyte * *		; <sbyte * *> [#uses=1]
+	store sbyte * %reg115, sbyte * * %cast237
+
+	%cast246 = cast sbyte * %reg112 to %Hash		; <%Hash> [#uses=1]
+	ret %Hash %cast246
+end
+