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llvm-project/llvm/test/Transforms/Reassociate/pr12245.ll

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The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
; RUN: opt < %s -basicaa -inline -instcombine -reassociate -dse -disable-output
; PR12245
@a = common global i32 0, align 4
@d = common global i32 0, align 4
define i32 @fn2() nounwind uwtable ssp {
entry:
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
%0 = load i32* @a, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
%dec = add nsw i32 %0, -1
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
store i32 %dec, i32* @a, align 4
%1 = load i32* @d, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
%sub = sub nsw i32 %dec, %1
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
store i32 %sub, i32* @d, align 4
%2 = load i32* @a, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
%dec1 = add nsw i32 %2, -1
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
store i32 %dec1, i32* @a, align 4
%3 = load i32* @d, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
%sub2 = sub nsw i32 %dec1, %3
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
store i32 %sub2, i32* @d, align 4
%4 = load i32* @a, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
%dec3 = add nsw i32 %4, -1
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
store i32 %dec3, i32* @a, align 4
%5 = load i32* @d, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
%sub4 = sub nsw i32 %dec3, %5
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
store i32 %sub4, i32* @d, align 4
%6 = load i32* @a, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
%dec5 = add nsw i32 %6, -1
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
store i32 %dec5, i32* @a, align 4
%7 = load i32* @d, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
%sub6 = sub nsw i32 %dec5, %7
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
store i32 %sub6, i32* @d, align 4
%8 = load i32* @a, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
%dec7 = add nsw i32 %8, -1
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
store i32 %dec7, i32* @a, align 4
%9 = load i32* @d, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
%sub8 = sub nsw i32 %dec7, %9
TBAA: remove !tbaa from testing cases if not used. This will make it easier to turn on struct-path aware TBAA since the metadata format will change. llvm-svn: 180796
2013-05-01 01:52:57 +08:00
store i32 %sub8, i32* @d, align 4
The value held in the vector may be RAUW'ed by some of the canonicalization methods. Use a weak value handle to keep up with this. PR12245 llvm-svn: 155984
2012-05-02 17:59:45 +08:00
ret i32 0
}
define i32 @fn1() nounwind uwtable ssp {
entry:
%call = call i32 @fn2()
ret i32 %call
}