[MLIR] Add a missing newline to debug output. NFC

[AlexDenisov]

Before:

** Erase   : 'scf.yield'(0x6000037b1630)
** Insert Block into detached Region (nullptr parent op)'        ** Insert Block into detached Region (nullptr parent op)'        ** Insert  : 'scf.if'(0x6000025b8140)
** Erase   : 'scf.if'(0x600003ab0780)

After:

** Erase   : 'scf.yield'(0x600003128b90)
** Insert Block into detached Region (nullptr parent op)'
** Insert Block into detached Region (nullptr parent op)'
** Insert  : 'scf.if'(0x6000023206e0)

[llvmbot]

@llvm/pr-subscribers-mlir-core

@llvm/pr-subscribers-mlir

Author: Alex Denisov (AlexDenisov)

Changes

Before:

        ** Erase   : 'scf.yield'(0x6000037b1630)
        ** Insert Block into detached Region (nullptr parent op)'        ** Insert Block into detached Region (nullptr parent op)'        ** Insert  : 'scf.if'(0x6000025b8140)
        ** Erase   : 'scf.if'(0x600003ab0780)

After:

        ** Erase   : 'scf.yield'(0x600003128b90)
        ** Insert Block into detached Region (nullptr parent op)'
        ** Insert Block into detached Region (nullptr parent op)'
        ** Insert  : 'scf.if'(0x6000023206e0)

---

Full diff: https://github.com/llvm/llvm-project/pull/141531.diff

1 Files Affected:

• (modified) mlir/lib/Transforms/Utils/DialectConversion.cpp (+1-1)

diff --git a/mlir/lib/Transforms/Utils/DialectConversion.cpp b/mlir/lib/Transforms/Utils/DialectConversion.cpp
index 02657b500ebfa..7de26d7cfa84d 100644
--- a/mlir/lib/Transforms/Utils/DialectConversion.cpp
+++ b/mlir/lib/Transforms/Utils/DialectConversion.cpp
@@ -1605,7 +1605,7 @@ void ConversionPatternRewriterImpl::notifyBlockInserted(
                              << "'(" << parent << ")\n";
         } else {
           logger.startLine()
-              << "** Insert Block into detached Region (nullptr parent op)'";
+              << "** Insert Block into detached Region (nullptr parent op)'\n";
         }
       });