Test Failure: Transforms/InstCombine/select-safe-bool-transforms.ll

Test source: git

Log:

Source: <stdin>

----------------------------------------
define i1 @merge_logical_and_and(i1 %X, i1 %Y) {
%0:
  %c = select i1 %X, i1 %Y, i1 0
  %res = and i1 %X, %c
  ret i1 %res
}
=>
define i1 @merge_logical_and_and(i1 %X, i1 %Y) {
%0:
  %c = select i1 %X, i1 %Y, i1 0
  ret i1 %c
}
Transformation seems to be correct!


----------------------------------------
define i1 @merge_two_logical_ands(i1 %X, i1 %Y) {
%0:
  %c = select i1 %X, i1 %Y, i1 0
  %res = select i1 %X, i1 %c, i1 0
  ret i1 %res
}
=>
define i1 @merge_two_logical_ands(i1 %X, i1 %Y) {
%0:
  %res = select i1 %X, i1 %Y, i1 0
  ret i1 %res
}
Transformation seems to be correct!


----------------------------------------
define i1 @merge_and_logical_and(i1 %X, i1 %Y) {
%0:
  %c = and i1 %X, %Y
  %res = select i1 %X, i1 %c, i1 0
  ret i1 %res
}
=>
define i1 @merge_and_logical_and(i1 %X, i1 %Y) {
%0:
  %c = and i1 %X, %Y
  %res = select i1 %X, i1 %c, i1 0
  ret i1 %res
}
Transformation seems to be correct!


----------------------------------------
define i1 @merge_logical_and_and2(i1 %X, i1 %Y) {
%0:
  %c = select i1 %Y, i1 %X, i1 0
  %res = and i1 %X, %c
  ret i1 %res
}
=>
define i1 @merge_logical_and_and2(i1 %X, i1 %Y) {
%0:
  %c = select i1 %Y, i1 %X, i1 0
  ret i1 %c
}
Transformation seems to be correct!


----------------------------------------
define i1 @merge_two_logical_ands2(i1 %X, i1 %Y) {
%0:
  %c = select i1 %Y, i1 %X, i1 0
  %res = select i1 %X, i1 %c, i1 0
  ret i1 %res
}
=>
define i1 @merge_two_logical_ands2(i1 %X, i1 %Y) {
%0:
  %1 = and i1 %X, %Y
  ret i1 %1
}
Transformation doesn't verify!
ERROR: Target is more poisonous than source

Example:
i1 %X = #x0 (0)
i1 %Y = poison

Source:
i1 %c = poison
i1 %res = #x0 (0)

Target:
i1 %1 = poison
Source value: #x0 (0)
Target value: poison


------------------- SMT STATS -------------------
Num queries: 18
Num invalid: 0
Num skips:   0
Num trivial: 14 (43.8%)
Num timeout: 0 (0.0%)
Num errors:  0 (0.0%)
Num SAT:     6 (33.3%)
Num UNSAT:   12 (66.7%)

stderr:

+ : 'RUN: at line 2'
+ /home/nlopes/alive2/build/opt-alive.sh -instcombine-unsafe-select-transform=0 -instcombine -S
+ /home/nlopes/llvm/build/bin/FileCheck /home/nlopes/llvm/llvm/test/Transforms/InstCombine/select-safe-bool-transforms.ll

Alive2: Transform doesn't verify; aborting!
FileCheck error: '<stdin>' is empty.
FileCheck command line:  /home/nlopes/llvm/build/bin/FileCheck /home/nlopes/llvm/llvm/test/Transforms/InstCombine/select-safe-bool-transforms.ll

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