[gobject-introspection] (11 commits) Non-fast-forward update to branch warn-flags

[Christoph Reiter <creiter src gnome org>]

The branch 'warn-flags' was changed in a way that was not a fast-forward update.
NOTE: This may cause problems for people pulling from the branch. For more information,
please see:

 https://wiki.gnome.org/Git/Help/NonFastForward

Commits removed from the branch:

  3132799... autotools: start using AX_COMPILER_FLAGS, enable -Werror on
  71a2e70... build: enable -Wdiscarded-qualifiers
  69615e9... build: enable -Wincompatible-pointer-types
  666dfab... build: enable -Wdouble-promotion
  3a58e84... build: enable -Wsuggest-attribute=format
  6cd9686... build: enable -Wcast-function-type
  14063af... g-ir-generate: fix missing error handling for command line 
  f29eab5... build: enable -Wshadow
  ba0256e... build: enable -Wsign-compare
  17e21aa... build: enable -Wstrict-prototypes
  0d3c5d0... build: enable -Wold-style-definition
  0630c29... build: enable -Wimplicit-fallthrough
  c497e21... build: enable -Wtype-limits

Commits added to the branch:

  8092305... autotools: start using AX_COMPILER_FLAGS, enable -Werror on
  9a3567d... build: enable -Wdiscarded-qualifiers
  06cbdd8... build: enable -Wincompatible-pointer-types
  daa2f2b... build: enable -Wdouble-promotion
  769f760... build: enable -Wsuggest-attribute=format
  12c7d34... build: enable -Wcast-function-type
  b86cde0... g-ir-generate: fix missing error handling for command line 
  0aadfb9... build: enable -Wshadow
  fe4325b... build: enable -Wsign-compare
  1d02810... build: enable -Wimplicit-fallthrough
  66bcead... build: enable -Wtype-limits