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Add test to make sure that a int-to-ptr can be merged correctly.

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git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@179869 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Bill Wendling 2013-04-19 18:16:06 +00:00
parent d386843661
commit f341dacb23
1 changed files with 55 additions and 0 deletions
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55
test/Transforms/MergeFunc/inttoptr.ll Normal file
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; RUN: opt -mergefunc -S < %s | FileCheck %s
; PR15185
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-f80:32:32-n8:16:32-S128"
target triple = "i386-pc-linux-gnu"
%.qux.2496 = type { i32, %.qux.2497 }
%.qux.2497 = type { i8, i32 }
%.qux.2585 = type { i32, i32, i8* }
@g2 = external unnamed_addr constant [9 x i8], align 1
@g3 = internal hidden unnamed_addr constant [1 x i8*] [i8* bitcast (i8* (%.qux.2585*)* @func35 to i8*)]
define internal hidden i32 @func1(i32* %ptr, { i32, i32 }* nocapture %method) align 2 {
bb:
br label %bb1
bb1: ; preds = %bb
br label %bb2
bb2: ; preds = %bb1
ret i32 undef
}
define internal hidden i32 @func10(%.qux.2496* nocapture %this) align 2 {
bb:
%tmp = getelementptr inbounds %.qux.2496* %this, i32 0, i32 1, i32 1
%tmp1 = load i32* %tmp, align 4
ret i32 %tmp1
}
define internal hidden i8* @func29(i32* nocapture %this) align 2 {
bb:
ret i8* getelementptr inbounds ([9 x i8]* @g2, i32 0, i32 0)
}
define internal hidden i32* @func33(%.qux.2585* nocapture %this) align 2 {
bb:
ret i32* undef
}
define internal hidden i32* @func34(%.qux.2585* nocapture %this) align 2 {
bb:
%tmp = getelementptr inbounds %.qux.2585* %this, i32 0
ret i32* undef
}
define internal hidden i8* @func35(%.qux.2585* nocapture %this) align 2 {
bb:
; CHECK: %2 = bitcast %.qux.2585* %0 to %.qux.2496*
; CHECK: %3 = tail call i32 @func10(%.qux.2496* %2)
; CHECK: %4 = inttoptr i32 %3 to i8*
%tmp = getelementptr inbounds %.qux.2585* %this, i32 0, i32 2
%tmp1 = load i8** %tmp, align 4
ret i8* %tmp1
}