[glib] (10 commits) ...Merge branch 'cleanup-warnings-split-2' into 'main'

[Philip Withnall <pwithnall src gnome org>]

Summary of changes:

  2d5c6fc... Fix global variable name hidden by local variables in tests
  5f5a4a7... Fix non-initialized variable and pointer casted to int in t
  84c5675... Fix redefinition of local variable in gobject/gtype.c
  208593a... Fix redefinition of local variable and non-initialized vari
  8e37f9c... Fix global variable name hidden by local variables in gobje
  de8ab33... Fix global variable name hidden by local variables in glib/
  28fa432... Fix non-initialized variable in glib/gvariant-parser.c
  bdf1a0b... Fix non-initialized variable in glib/gutils.c
  eb961b0... Fix too small array definition in glib/guri.c (no room for 
  5ac86e2... Merge branch 'cleanup-warnings-split-2' into 'main'