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a testcase that doesn't crash GVN but could someday.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@95851 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-02-11 05:08:05 +00:00
parent 1e452650c6
commit 5cc25ce17d
1 changed files with 19 additions and 3 deletions
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22
test/Transforms/GVN/crash.ll
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@ -5,7 +5,7 @@
target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64"
target triple = "x86_64-apple-darwin10.0"
define i32* @peel_to_type(i8* %name, i32 %namelen, i32* %o, i32 %expected_type) nounwind ssp {
define i32* @test1(i8* %name, i32 %namelen, i32* %o, i32 %expected_type) nounwind ssp {
entry:
br i1 undef, label %if.end13, label %while.body.preheader
@ -69,7 +69,7 @@ declare i32* @parse_object(i8*)
@attribute_tables = external global [4 x %struct.attribute_spec*] ; <[4 x %struct.attribute_spec*]*> [#uses=2]
define void @decl_attributes() nounwind {
define void @test2() nounwind {
entry:
br label %bb69.i
@ -99,7 +99,7 @@ bb66.i: ; Unreachable
@g = external global i64, align 8
define i32* @foo() {
define i32* @test3() {
do.end17.i:
%tmp18.i = load i7** undef
%tmp1 = bitcast i7* %tmp18.i to i8*
@ -135,3 +135,19 @@ do.body57.i:
declare i32 @foo2()
define i32 @test4() {
entry:
ret i32 0
dead:
%P2 = getelementptr i32 *%P2, i32 52
%Q2 = getelementptr i32 *%Q2, i32 52
store i32 4, i32* %P2
%A = load i32* %Q2
br i1 true, label %dead, label %dead2
dead2:
ret i32 %A
}