Test Failure: Transforms/DeadStoreElimination/MSSA/libcalls.ll

Test source: git

Log:

Source: <stdin>

----------------------------------------
define void @test1(* %src) {
%0:
  %B = alloca i64 16, align 1
  %call = call * @strcpy()	; WARNING: unknown known function
  ret void
}
=>
define void @test1(* %src) {
%0:
  ret void
}
Transformation doesn't verify!
ERROR: Invalid expr


----------------------------------------
define void @test2(* %src) {
%0:
  %B = alloca i64 16, align 1
  %dest = gep inbounds * %B, 16 x i64 0, 1 x i64 0
  %call = call * @strncpy(* %dest, * %src, i32 12)
  ret void
}
=>
define void @test2(* %src) {
%0:
  ret void
}
Transformation doesn't verify!
ERROR: Mismatch in memory

Example:
* %src = poison

Source:
* %B = pointer(local, block_id=4, offset=0)
* %dest = pointer(local, block_id=4, offset=0)
* %call = poison

SOURCE MEMORY STATE
===================
NON-LOCAL BLOCKS:
Block 0 >	size: 0	align: 64	alloc type: 0
Block 1 >	size: 0	align: 2	alloc type: 0
Block 2 >	size: 0	align: 2	alloc type: 0
Block 3 >	size: 1	align: 2	alloc type: 0

LOCAL BLOCKS:
Block 4 >	size: 16	align: 1	alloc type: 1

Target:

Mismatch in pointer(non-local, block_id=3, offset=0)
Source value: #x00
Target value: poison


------------------- SMT STATS -------------------
Num queries: 3
Num invalid: 1
Num skips:   0
Num trivial: 4 (57.1%)
Num timeout: 0 (0.0%)
Num errors:  0 (0.0%)
Num SAT:     3 (100.0%)
Num UNSAT:   0 (0.0%)

stderr:

+ : 'RUN: at line 1'
+ /home/nlopes/alive2/scripts/opt-alive.sh -S -basic-aa -dse -enable-dse-memoryssa
+ /home/nlopes/llvm/build/bin/FileCheck /home/nlopes/llvm/llvm/test/Transforms/DeadStoreElimination/MSSA/libcalls.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/DeadStoreElimination/MSSA/libcalls.ll

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