[vte] ring: Replace some assertions with static_assert

[Christian Persch <chpe src gnome org>]

commit 33a64ff18ea36e2c946678a60ff013f17763ae69
Author: Christian Persch <chpe src gnome org>
Date:   Mon Apr 23 20:51:18 2018 +0200

    ring: Replace some assertions with static_assert

 src/cell.hh       |    8 ++++----
 src/vterowdata.hh |    2 +-
 2 files changed, 5 insertions(+), 5 deletions(-)
---
diff --git a/src/cell.hh b/src/cell.hh
index 261740c..db2042d 100644
--- a/src/cell.hh
+++ b/src/cell.hh
@@ -137,8 +137,8 @@ typedef struct _VTE_GNUC_PACKED VteCellAttr {
         CELL_ATTR_BOOL(invisible, INVISIBLE)
         /* ATTR_BOOL(boxed, BOXED) */
 } VteCellAttr;
-G_STATIC_ASSERT (sizeof (VteCellAttr) == 16);
-G_STATIC_ASSERT (offsetof (VteCellAttr, hyperlink_idx) == VTE_CELL_ATTR_COMMON_BYTES);
+static_assert(sizeof (VteCellAttr) == 16, "VteCellAttr has wrong size");
+static_assert(offsetof (VteCellAttr, hyperlink_idx) == VTE_CELL_ATTR_COMMON_BYTES, "VteCellAttr layout is 
wrong");
 
 /*
  * VteStreamCellAttr: Variant of VteCellAttr to be stored in attr_stream.
@@ -160,8 +160,8 @@ typedef struct _VTE_GNUC_PACKED _VteStreamCellAttr {
         CELL_ATTR_UINT(columns, COLUMNS)
         CELL_ATTR_BOOL(fragment, FRAGMENT)
 } VteStreamCellAttr;
-G_STATIC_ASSERT (sizeof (VteStreamCellAttr) == 14);
-G_STATIC_ASSERT (offsetof (VteStreamCellAttr, hyperlink_length) == VTE_CELL_ATTR_COMMON_BYTES);
+static_assert(sizeof (VteStreamCellAttr) == 14, "VteStreamCellAttr has wrong size");
+static_assert(offsetof (VteStreamCellAttr, hyperlink_length) == VTE_CELL_ATTR_COMMON_BYTES, 
"VteStreamCellAttr layout is wrong");
 
 #undef CELL_ATTR_BOOL
 #undef CELL_ATTR_UINT
diff --git a/src/vterowdata.hh b/src/vterowdata.hh
index a55269d..4191ccc 100644
--- a/src/vterowdata.hh
+++ b/src/vterowdata.hh
@@ -38,7 +38,7 @@ G_BEGIN_DECLS
 typedef struct _VteRowAttr {
        guint8 soft_wrapped: 1;
 } VteRowAttr;
-G_STATIC_ASSERT (sizeof (VteRowAttr) == 1);
+static_assert(sizeof (VteRowAttr) == 1, "VteRowAttr has wrong size");
 
 /*
  * VteRowData: A single row's data