aboutsummaryrefslogtreecommitdiffstats
path: root/test/Transforms/InstCombine/2008-05-17-InfLoop.ll
diff options
context:
space:
mode:
authorShih-wei Liao <sliao@google.com>2010-02-10 11:10:31 -0800
committerShih-wei Liao <sliao@google.com>2010-02-10 11:10:31 -0800
commite264f62ca09a8f65c87a46d562a4d0f9ec5d457e (patch)
tree59e3d57ef656cef79afa708ae0a3daf25cd91fcf /test/Transforms/InstCombine/2008-05-17-InfLoop.ll
downloadexternal_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.zip
external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.gz
external_llvm-e264f62ca09a8f65c87a46d562a4d0f9ec5d457e.tar.bz2
Check in LLVM r95781.
Diffstat (limited to 'test/Transforms/InstCombine/2008-05-17-InfLoop.ll')
-rw-r--r--test/Transforms/InstCombine/2008-05-17-InfLoop.ll23
1 files changed, 23 insertions, 0 deletions
diff --git a/test/Transforms/InstCombine/2008-05-17-InfLoop.ll b/test/Transforms/InstCombine/2008-05-17-InfLoop.ll
new file mode 100644
index 0000000..2939a48
--- /dev/null
+++ b/test/Transforms/InstCombine/2008-05-17-InfLoop.ll
@@ -0,0 +1,23 @@
+; RUN: opt < %s -instcombine -disable-output
+; PR2339
+target datalayout = "e-p:32:32:32-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:32:64-f32:32:32-f64:32:64-v64:64:64-v128:128:128-a0:0:64-s0:0:64-f80:32:32"
+target triple = "i686-pc-linux-gnu"
+
+declare void @BZALLOC(i32)
+
+define void @f(i32) {
+entry:
+ %blockSize100k = alloca i32 ; <i32*> [#uses=2]
+ store i32 %0, i32* %blockSize100k
+ %n = alloca i32 ; <i32*> [#uses=2]
+ load i32* %blockSize100k ; <i32>:1 [#uses=1]
+ store i32 %1, i32* %n
+ load i32* %n ; <i32>:2 [#uses=1]
+ add i32 %2, 2 ; <i32>:3 [#uses=1]
+ mul i32 %3, ptrtoint (i32* getelementptr (i32* null, i32 1) to i32) ; <i32>:4 [#uses=1]
+ call void @BZALLOC( i32 %4 )
+ br label %return
+
+return: ; preds = %entry
+ ret void
+}