Test Failure: Transforms/InstCombine/bit-checks.ll

Test source: git

Log:

Source: <stdin>

----------------------------------------
define i32 @main1(i32 %argc) {
%0:
  %and = and i32 %argc, 1
  %tobool = icmp ne i32 %and, 0
  %and2 = and i32 %argc, 2
  %tobool3 = icmp ne i32 %and2, 0
  %or.cond = and i1 %tobool, %tobool3
  %retval.0 = select i1 %or.cond, i32 2, i32 1
  ret i32 %retval.0
}
=>
define i32 @main1(i32 %argc) {
%0:
  %1 = and i32 %argc, 3
  %2 = icmp eq i32 %1, 3
  %retval.0 = select i1 %2, i32 2, i32 1
  ret i32 %retval.0
}
Transformation seems to be correct!


----------------------------------------
define i32 @main1_logical(i32 %argc) {
%0:
  %and = and i32 %argc, 1
  %tobool = icmp ne i32 %and, 0
  %and2 = and i32 %argc, 2
  %tobool3 = icmp ne i32 %and2, 0
  %or.cond = select i1 %tobool, i1 %tobool3, i1 0
  %retval.0 = select i1 %or.cond, i32 2, i32 1
  ret i32 %retval.0
}
=>
define i32 @main1_logical(i32 %argc) {
%0:
  %1 = and i32 %argc, 3
  %2 = icmp eq i32 %1, 3
  %retval.0 = select i1 %2, i32 2, i32 1
  ret i32 %retval.0
}
Transformation seems to be correct!


----------------------------------------
define i32 @main2(i32 %argc) {
%0:
  %and = and i32 %argc, 1
  %tobool = icmp eq i32 %and, 0
  %and2 = and i32 %argc, 2
  %tobool3 = icmp eq i32 %and2, 0
  %or.cond = or i1 %tobool, %tobool3
  %storemerge = select i1 %or.cond, i32 0, i32 1
  ret i32 %storemerge
}
=>
define i32 @main2(i32 %argc) {
%0:
  %1 = and i32 %argc, 3
  %.not = icmp eq i32 %1, 3
  %storemerge = zext i1 %.not to i32
  ret i32 %storemerge
}
Transformation seems to be correct!


----------------------------------------
define i32 @main2_logical(i32 %argc) {
%0:
  %and = and i32 %argc, 1
  %tobool = icmp eq i32 %and, 0
  %and2 = and i32 %argc, 2
  %tobool3 = icmp eq i32 %and2, 0
  %or.cond = select i1 %tobool, i1 1, i1 %tobool3
  %storemerge = select i1 %or.cond, i32 0, i32 1
  ret i32 %storemerge
}
=>
define i32 @main2_logical(i32 %argc) {
%0:
  %1 = and i32 %argc, 3
  %.not = icmp eq i32 %1, 3
  %storemerge = zext i1 %.not to i32
  ret i32 %storemerge
}
Transformation seems to be correct!


----------------------------------------
define i32 @main3(i32 %argc) {
%0:
  %and = and i32 %argc, 7
  %tobool = icmp eq i32 %and, 0
  %and2 = and i32 %argc, 48
  %tobool3 = icmp eq i32 %and2, 0
  %and.cond = and i1 %tobool, %tobool3
  %storemerge = select i1 %and.cond, i32 0, i32 1
  ret i32 %storemerge
}
=>
define i32 @main3(i32 %argc) {
%0:
  %1 = and i32 %argc, 55
  %2 = icmp ne i32 %1, 0
  %storemerge = zext i1 %2 to i32
  ret i32 %storemerge
}
Transformation seems to be correct!


----------------------------------------
define i32 @main3_logical(i32 %argc) {
%0:
  %and = and i32 %argc, 7
  %tobool = icmp eq i32 %and, 0
  %and2 = and i32 %argc, 48
  %tobool3 = icmp eq i32 %and2, 0
  %and.cond = select i1 %tobool, i1 %tobool3, i1 0
  %storemerge = select i1 %and.cond, i32 0, i32 1
  ret i32 %storemerge
}
=>
define i32 @main3_logical(i32 %argc) {
%0:
  %1 = and i32 %argc, 55
  %2 = icmp ne i32 %1, 0
  %storemerge = zext i1 %2 to i32
  ret i32 %storemerge
}
Transformation seems to be correct!


----------------------------------------
define i32 @main3b(i32 %argc) {
%0:
  %and = and i32 %argc, 7
  %tobool = icmp eq i32 %and, 0
  %and2 = and i32 %argc, 16
  %tobool3 = icmp ne i32 %and2, 16
  %and.cond = and i1 %tobool, %tobool3
  %storemerge = select i1 %and.cond, i32 0, i32 1
  ret i32 %storemerge
}
=>
define i32 @main3b(i32 %argc) {
%0:
  %1 = and i32 %argc, 23
  %2 = icmp ne i32 %1, 0
  %storemerge = zext i1 %2 to i32
  ret i32 %storemerge
}
Transformation seems to be correct!


----------------------------------------
define i32 @main3b_logical(i32 %argc) {
%0:
  %and = and i32 %argc, 7
  %tobool = icmp eq i32 %and, 0
  %and2 = and i32 %argc, 16
  %tobool3 = icmp ne i32 %and2, 16
  %and.cond = select i1 %tobool, i1 %tobool3, i1 0
  %storemerge = select i1 %and.cond, i32 0, i32 1
  ret i32 %storemerge
}
=>
define i32 @main3b_logical(i32 %argc) {
%0:
  %1 = and i32 %argc, 23
  %2 = icmp ne i32 %1, 0
  %storemerge = zext i1 %2 to i32
  ret i32 %storemerge
}
Transformation seems to be correct!


----------------------------------------
define i32 @main3e_like(i32 %argc, i32 %argc2, i32 %argc3) {
%0:
  %and = and i32 %argc, %argc2
  %tobool = icmp eq i32 %and, 0
  %and2 = and i32 %argc, %argc3
  %tobool3 = icmp eq i32 %and2, 0
  %and.cond = and i1 %tobool, %tobool3
  %storemerge = select i1 %and.cond, i32 0, i32 1
  ret i32 %storemerge
}
=>
define i32 @main3e_like(i32 %argc, i32 %argc2, i32 %argc3) {
%0:
  %1 = or i32 %argc2, %argc3
  %2 = and i32 %1, %argc
  %3 = icmp ne i32 %2, 0
  %storemerge = zext i1 %3 to i32
  ret i32 %storemerge
}
Transformation seems to be correct!


----------------------------------------
define i32 @main3e_like_logical(i32 %argc, i32 %argc2, i32 %argc3) {
%0:
  %and = and i32 %argc, %argc2
  %tobool = icmp eq i32 %and, 0
  %and2 = and i32 %argc, %argc3
  %tobool3 = icmp eq i32 %and2, 0
  %and.cond = select i1 %tobool, i1 %tobool3, i1 0
  %storemerge = select i1 %and.cond, i32 0, i32 1
  ret i32 %storemerge
}
=>
define i32 @main3e_like_logical(i32 %argc, i32 %argc2, i32 %argc3) {
%0:
  %1 = or i32 %argc2, %argc3
  %2 = and i32 %1, %argc
  %3 = icmp ne i32 %2, 0
  %storemerge = zext i1 %3 to i32
  ret i32 %storemerge
}
Transformation doesn't verify!
ERROR: Target is more poisonous than source

Example:
i32 %argc = #xffffffff (4294967295, -1)
i32 %argc2 = #xffffffff (4294967295, -1)
i32 %argc3 = poison

Source:
i32 %and = #xffffffff (4294967295, -1)
i1 %tobool = #x0 (0)
i32 %and2 = poison
i1 %tobool3 = poison
i1 %and.cond = #x0 (0)
i32 %storemerge = #x00000001 (1)

Target:
i32 %1 = poison
i32 %2 = poison
i1 %3 = poison
i32 %storemerge = poison
Source value: #x00000001 (1)
Target value: poison


------------------- SMT STATS -------------------
Num queries: 34
Num invalid: 0
Num skips:   0
Num trivial: 40 (54.1%)
Num timeout: 0 (0.0%)
Num errors:  0 (0.0%)
Num SAT:     11 (32.4%)
Num UNSAT:   23 (67.6%)
Alive2: Transform doesn't verify; aborting!

stderr:

+ : 'RUN: at line 2'
+ /home/nlopes/alive2/build/opt-alive.sh -instcombine -S
+ /home/nlopes/llvm/build/bin/FileCheck /home/nlopes/llvm/llvm/test/Transforms/InstCombine/bit-checks.ll

FileCheck error: '<stdin>' is empty.
FileCheck command line:  /home/nlopes/llvm/build/bin/FileCheck /home/nlopes/llvm/llvm/test/Transforms/InstCombine/bit-checks.ll

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