Test Failure: Transforms/ConstantMerge/align.ll

Test source: git

Comments: Alive2 missing support for unnamed_addr

Log:

Source: <stdin>
-- 1. ConstantMergePass
-- 2. ConstantMergePass

----------------------------------------
@T1A = constant 4 bytes, align 4
@T1B = constant 4 bytes, align 2

define void @test1(ptr %P1, ptr %P2) {
init:
  store i32 1, ptr @T1A, align 4
  store i32 1, ptr @T1B, align 2
  br label %#0

#0:
  store ptr @T1A, ptr %P1, align 8
  store ptr @T1B, ptr %P2, align 8
  ret void
}
=>
@T1B = constant 4 bytes, align 4

define void @test1(ptr %P1, ptr %P2) {
init:
  store i32 1, ptr @T1B, align 4
  br label %#0

#0:
  store ptr @T1B, ptr %P1, align 8
  store ptr @T1B, ptr %P2, align 8
  ret void
}
Transformation doesn't verify! (unsound)
ERROR: Mismatch in memory

Example:
ptr %P1 = pointer(non-local, block_id=3, offset=0)
ptr %P2 = pointer(non-local, block_id=3, offset=0)

Source:
  >> Jump to %#0

SOURCE MEMORY STATE
===================
NON-LOCAL BLOCKS:
Block 0 >	size: 0	align: 2	alloc type: 0	alive: false	address: 0
Block 1 >	size: 4	align: 4	alloc type: 0	alive: true	address: 8	const
Block 2 >	size: 4	align: 2	alloc type: 0	alive: true	address: 14	const
Block 3 >	size: 15	align: 1	alloc type: 0	alive: true	address: 128
Block 4 >	size: 0	align: 1	alloc type: 0	alive: true	address: 7

Target:
  >> Jump to %#0

Mismatch in pointer(non-local, block_id=1, offset=0)
Source value: #x0001
Target value: poison

Pass: ConstantMergePass
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=constmerge' '-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_FaSzpAMu_QJ3a.bc"


------------------- SMT STATS -------------------
Num queries: 45
Num invalid: 0
Num skips:   0
Num trivial: 7 (13.5%)
Num timeout: 0 (0.0%)
Num errors:  0 (0.0%)
Num SAT:     26 (57.8%)
Num UNSAT:   19 (42.2%)
Alive2: Transform doesn't verify; aborting!

stderr:

RUN: at line 1: /home/nlopes/alive2/build/opt-alive.sh -passes=constmerge -S < /bitbucket/nlopes/llvm/llvm/test/Transforms/ConstantMerge/align.ll | /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/ConstantMerge/align.ll
+ /home/nlopes/alive2/build/opt-alive.sh -passes=constmerge -S
+ /bitbucket/nlopes/llvm/build/bin/FileCheck /bitbucket/nlopes/llvm/llvm/test/Transforms/ConstantMerge/align.ll

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

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