Test Failure: Transforms/GVN/metadata.ll

Test source: git

Comments: LLVM bug: introduces load type punning

Log:

Source: <stdin>
-- 1. ModuleToFunctionPassAdaptor
ERROR: Unsupported metadata: 6
-- 1. PassManager<Function> : Skipping NOP
-- 2. GVNPass

----------------------------------------
define i32 @test1(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 0, i32 2
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
Transformation seems to be correct! (syntactically equal)

-- 3. GVNPass

----------------------------------------
define i32 @test1(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 0, i32 2
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
=>
define i32 @test1(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %c = add i32 %a_range, %a_range
  ret i32 %c
}
Transformation seems to be correct!

-- 4. PassManager<Function> : Skipping NOP
-- 5. PassManager<Function> : Skipping NOP
-- 6. GVNPass

----------------------------------------
define i32 @test2(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %b = load i32, ptr %p, align 4
  %c = add i32 %a_range, %b
  ret i32 %c
}
Transformation seems to be correct! (syntactically equal)

-- 7. GVNPass

----------------------------------------
define i32 @test2(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %b = load i32, ptr %p, align 4
  %c = add i32 %a_range, %b
  ret i32 %c
}
=>
define i32 @test2(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %c = add i32 %a, %a
  ret i32 %c
}
Transformation seems to be correct!

-- 8. PassManager<Function> : Skipping NOP
-- 9. PassManager<Function> : Skipping NOP
-- 10. GVNPass

----------------------------------------
define i32 @test3(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 3, i32 5
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
Transformation seems to be correct! (syntactically equal)

-- 11. GVNPass

----------------------------------------
define i32 @test3(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 3, i32 5
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
=>
define i32 @test3(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2, i32 3, i32 5
  %c = add i32 %a_range, %a_range
  ret i32 %c
}
Transformation seems to be correct!

-- 12. PassManager<Function> : Skipping NOP
-- 13. PassManager<Function> : Skipping NOP
-- 14. GVNPass

----------------------------------------
define i32 @test4(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 2, i32 5
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
Transformation seems to be correct! (syntactically equal)

-- 15. GVNPass

----------------------------------------
define i32 @test4(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 2, i32 5
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
=>
define i32 @test4(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 5
  %c = add i32 %a_range, %a_range
  ret i32 %c
}
Transformation seems to be correct!

-- 16. PassManager<Function> : Skipping NOP
-- 17. PassManager<Function> : Skipping NOP
-- 18. GVNPass

----------------------------------------
define i32 @test5(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 4294967291, i32 4294967294
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 1, i32 5
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
Transformation seems to be correct! (syntactically equal)

-- 19. GVNPass

----------------------------------------
define i32 @test5(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 4294967291, i32 4294967294
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 1, i32 5
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
=>
define i32 @test5(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 4294967291, i32 4294967294, i32 1, i32 5
  %c = add i32 %a_range, %a_range
  ret i32 %c
}
Transformation seems to be correct!

-- 20. PassManager<Function> : Skipping NOP
-- 21. PassManager<Function> : Skipping NOP
-- 22. GVNPass

----------------------------------------
define i32 @test6(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 10, i32 1
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 12, i32 16
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
Transformation seems to be correct! (syntactically equal)

-- 23. GVNPass

----------------------------------------
define i32 @test6(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 10, i32 1
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 12, i32 16
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
=>
define i32 @test6(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 10, i32 1
  %c = add i32 %a_range, %a_range
  ret i32 %c
}
Transformation seems to be correct!

-- 24. PassManager<Function> : Skipping NOP
-- 25. PassManager<Function> : Skipping NOP
-- 26. GVNPass

----------------------------------------
define i32 @test7(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 1, i32 2, i32 3, i32 4
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 5, i32 1
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
Transformation seems to be correct! (syntactically equal)

-- 27. GVNPass

----------------------------------------
define i32 @test7(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 1, i32 2, i32 3, i32 4
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 5, i32 1
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
=>
define i32 @test7(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 3, i32 4, i32 5, i32 2
  %c = add i32 %a_range, %a_range
  ret i32 %c
}
Transformation seems to be correct!

-- 28. PassManager<Function> : Skipping NOP
-- 29. PassManager<Function> : Skipping NOP
-- 30. GVNPass

----------------------------------------
define i32 @test8(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 1, i32 5
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 5, i32 1
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
Transformation seems to be correct! (syntactically equal)

-- 31. GVNPass

----------------------------------------
define i32 @test8(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 1, i32 5
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 5, i32 1
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
=>
define i32 @test8(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %c = add i32 %a, %a
  ret i32 %c
}
Transformation seems to be correct!

-- 32. PassManager<Function> : Skipping NOP
-- 33. PassManager<Function> : Skipping NOP
-- 34. GVNPass

----------------------------------------
define i32 @load_noundef_load(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  assume_welldefined i32 %a_range
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 3, i32 5
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
Transformation seems to be correct! (syntactically equal)

-- 35. GVNPass

----------------------------------------
define i32 @load_noundef_load(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  assume_welldefined i32 %a_range
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 3, i32 5
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
=>
define i32 @load_noundef_load(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  assume_welldefined i32 %a_range
  %c = add i32 %a_range, %a_range
  ret i32 %c
}
Transformation seems to be correct!

-- 36. PassManager<Function> : Skipping NOP
-- 37. PassManager<Function> : Skipping NOP
-- 38. GVNPass

----------------------------------------
define i32 @load_load_noundef(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 3, i32 5
  assume_welldefined i32 %b_range
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
Transformation seems to be correct! (syntactically equal)

-- 39. GVNPass

----------------------------------------
define i32 @load_load_noundef(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2
  %b = load i32, ptr %p, align 4
  %b_range = !range i32 %b, i32 3, i32 5
  assume_welldefined i32 %b_range
  %c = add i32 %a_range, %b_range
  ret i32 %c
}
=>
define i32 @load_load_noundef(ptr %p) {
#0:
  %a = load i32, ptr %p, align 4
  %a_range = !range i32 %a, i32 0, i32 2, i32 3, i32 5
  %c = add i32 %a_range, %a_range
  ret i32 %c
}
Transformation seems to be correct!

-- 40. PassManager<Function> : Skipping NOP
-- 41. PassManager<Function> : Skipping NOP
-- 42. GVNPass

----------------------------------------
declare void @use.ptr(ptr) nofree memory(none)

define void @load_dereferenceable_dominating(ptr %p) {
#0:
  %a = load ptr, ptr %p, align 8
  assume_dereferenceable ptr %a, i64 10
  %b = load ptr, ptr %p, align 8
  call void @use.ptr(ptr %a) nofree memory(none)
  call void @use.ptr(ptr %b) nofree memory(none)
  ret void
}
Transformation seems to be correct! (syntactically equal)

-- 43. GVNPass

----------------------------------------
declare void @use.ptr(ptr) nofree memory(none)

define void @load_dereferenceable_dominating(ptr %p) {
#0:
  %a = load ptr, ptr %p, align 8
  assume_dereferenceable ptr %a, i64 10
  %b = load ptr, ptr %p, align 8
  call void @use.ptr(ptr %a) nofree memory(none)
  call void @use.ptr(ptr %b) nofree memory(none)
  ret void
}
=>
declare void @use.ptr(ptr) nofree memory(none)

define void @load_dereferenceable_dominating(ptr %p) {
#0:
  %a = load ptr, ptr %p, align 8
  assume_dereferenceable ptr %a, i64 10
  call void @use.ptr(ptr %a) nofree memory(none)
  call void @use.ptr(ptr %a) nofree memory(none)
  ret void
}
Transformation seems to be correct!

-- 44. PassManager<Function> : Skipping NOP
-- 45. PassManager<Function> : Skipping NOP
-- 46. GVNPass

----------------------------------------
declare void @use.ptr(ptr) nofree memory(none)

define void @load_dereferenceable_not_dominating(ptr %p) {
#0:
  %a = load ptr, ptr %p, align 8
  %b = load ptr, ptr %p, align 8
  assume_dereferenceable ptr %b, i64 10
  call void @use.ptr(ptr %a) nofree memory(none)
  call void @use.ptr(ptr %b) nofree memory(none)
  ret void
}
Transformation seems to be correct! (syntactically equal)

-- 47. GVNPass

----------------------------------------
declare void @use.ptr(ptr) nofree memory(none)

define void @load_dereferenceable_not_dominating(ptr %p) {
#0:
  %a = load ptr, ptr %p, align 8
  %b = load ptr, ptr %p, align 8
  assume_dereferenceable ptr %b, i64 10
  call void @use.ptr(ptr %a) nofree memory(none)
  call void @use.ptr(ptr %b) nofree memory(none)
  ret void
}
=>
declare void @use.ptr(ptr) nofree memory(none)

define void @load_dereferenceable_not_dominating(ptr %p) {
#0:
  %a = load ptr, ptr %p, align 8
  call void @use.ptr(ptr %a) nofree memory(none)
  call void @use.ptr(ptr %a) nofree memory(none)
  ret void
}
Transformation seems to be correct!

-- 48. PassManager<Function> : Skipping NOP
-- 49. PassManager<Function> : Skipping NOP
-- 50. GVNPass

----------------------------------------
declare void @use.i64(i64) nofree memory(none)

define void @load_ptr_nonnull_to_i64(ptr %p) {
#0:
  %val = load ptr, ptr %p, align 8
  %val_nonnull = !nonnull ptr %val
  %val.int = ptrtoint ptr %val_nonnull to i64
  %val2 = load i64, ptr %p, align 8
  call void @use.i64(i64 %val.int) nofree memory(none)
  call void @use.i64(i64 %val2) nofree memory(none)
  ret void
}
Transformation seems to be correct! (syntactically equal)

-- 51. GVNPass

----------------------------------------
declare void @use.i64(i64) nofree memory(none)

define void @load_ptr_nonnull_to_i64(ptr %p) {
#0:
  %val = load ptr, ptr %p, align 8
  %val_nonnull = !nonnull ptr %val
  %val.int = ptrtoint ptr %val_nonnull to i64
  %val2 = load i64, ptr %p, align 8
  call void @use.i64(i64 %val.int) nofree memory(none)
  call void @use.i64(i64 %val2) nofree memory(none)
  ret void
}
=>
declare void @use.i64(i64) nofree memory(none)

define void @load_ptr_nonnull_to_i64(ptr %p) {
#0:
  %val = load ptr, ptr %p, align 8
  %val.int = ptrtoint ptr %val to i64
  call void @use.i64(i64 %val.int) nofree memory(none)
  call void @use.i64(i64 %val.int) nofree memory(none)
  ret void
}
Transformation doesn't verify! (unsound)
ERROR: Source and target don't have the same return domain

Example:
ptr %p = pointer(non-local, block_id=1, offset=0) / Address=#x0000000000000008

Source:
ptr %val = poison
ptr %val_nonnull = poison
i64 %val.int = poison
i64 %val2 = #x0080000000000000 (36028797018963968)
Function @use.i64 returned
void = function did not return!

SOURCE MEMORY STATE
===================
NON-LOCAL BLOCKS:
Block 0 >	size: 0	align: 8	alloc type: 0	alive: false	address: 0
Block 1 >	size: 11	align: 1	alloc type: 0	alive: true	address: 8
Contents:
*: #x0080000000000000

Block 2 >	size: 0	align: 1	alloc type: 0	alive: true	address: 2
Contents:
*: #x0080000000000000


Target:
ptr %val = poison
i64 %val.int = poison
Function @use.i64 returned
Function @use.i64 returned


Pass: GVNPass
Command line: '/home/nlopes/llvm/build/bin/opt' '-load=/home/nlopes/alive2/build/tv/tv.so' '-load-pass-plugin=/home/nlopes/alive2/build/tv/tv.so' '-tv-exit-on-error' '-passes=gvn' '-S' '-tv-smt-to=20000' '-tv-report-dir=/home/nlopes/alive2/build/logs' '-tv-smt-stats'
Wrote bitcode to: "/home/nlopes/alive2/build/logs/in_1txwo16d_KynC.bc"


------------------- SMT STATS -------------------
Num queries: 76
Num invalid: 0
Num skips:   0
Num trivial: 61 (44.5%)
Num timeout: 0 (0.0%)
Num errors:  0 (0.0%)
Num SAT:     50 (65.8%)
Num UNSAT:   26 (34.2%)
Alive2: Transform doesn't verify; aborting!

stderr:

RUN: at line 2: /home/nlopes/alive2/build/opt-alive.sh -passes=gvn -S < /bitbucket/nlopes/llvm/llvm/test/Transforms/GVN/metadata.ll | /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/GVN/metadata.ll
+ /home/nlopes/alive2/build/opt-alive.sh -passes=gvn -S
+ /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/GVN/metadata.ll

FileCheck error: '<stdin>' is empty.
FileCheck command line:  /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/GVN/metadata.ll

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