Introduce namespace `langutil` in liblangutil directory.

Also:
- Use {}-style list initialisation for SourceLocation construction
- Introduce new system includes
- Changes the API of the Scanner to take source as value (with move) as opposed to as a reference

1 files changed, 1 insertions, 0 deletions

diff --git a/libyul/optimiser/SSATransform.cpp b/libyul/optimiser/SSATransform.cpp
index f209ee7b..6fb4b08d 100644
--- a/libyul/optimiser/SSATransform.cpp
+++ b/libyul/optimiser/SSATransform.cpp
@@ -31,6 +31,7 @@
 
 using namespace std;
 using namespace dev;
+using namespace langutil;
 using namespace dev::yul;
 using namespace dev::solidity;