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Fix this recently moved code to use the correct type. CI is now a

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ConstantInt, and SI is the original cast instruction. This fixes
PR2996.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@58549 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Dan Gohman 2008-11-02 00:17:33 +00:00
parent 3efcd4a65c
commit 21440acc06
2 changed files with 14 additions and 2 deletions
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4
lib/Transforms/Scalar/InstructionCombining.cpp
View File

@ -8551,8 +8551,8 @@ Instruction *InstCombiner::visitSelectInstWithICmp(SelectInst &SI,
In = InsertNewInstBefore(BinaryOperator::CreateAShr(In, Sh,
In->getName()+".lobit"),
*ICI);
if (In->getType() != CI->getType())
In = CastInst::CreateIntegerCast(In, CI->getType(),
if (In->getType() != SI.getType())
In = CastInst::CreateIntegerCast(In, SI.getType(),
true/*SExt*/, "tmp", ICI);
if (Pred == ICmpInst::ICMP_SGT)

12
test/Transforms/InstCombine/pr2996.ll Normal file
View File

@ -0,0 +1,12 @@
; RUN: llvm-as < %s | opt -instcombine
; PR2996
define void @func_53(i16 signext %p_56) nounwind {
entry:
%0 = icmp sgt i16 %p_56, -1 ; <i1> [#uses=1]
%iftmp.0.0 = select i1 %0, i32 -1, i32 0 ; <i32> [#uses=1]
%1 = call i32 (...)* @func_4(i32 %iftmp.0.0) nounwind ; <i32> [#uses=0]
ret void
}
declare i32 @func_4(...)