deprecation: add tests

[bison.git] / README-hacking

diff --git a/README-hacking b/README-hacking
index 26391e98f7cd256b04ae950d4721c1f6c260fc19..988bd3044cb778ddf1e23f56b13eb984d2d07c53 100644 (file)
--- a/README-hacking
+++ b/README-hacking
@@ -35,6 +35,13 @@ of the .output file etc.  This excludes impossible error messages
 (comparable to assert/abort), and all the --trace output which is
 meant for the maintainers only.
 
 (comparable to assert/abort), and all the --trace output which is
 meant for the maintainers only.
 

+** Horizontal tabs
+Do not add horizontal tab characters to any file in Bison's repository
+except where required.  For example, do not use tabs to format C code.
+However, make files, ChangeLog, and some regular expressions require
+tabs.  Also, test cases might need to contain tabs to check that Bison
+properly processes tabs in its input.
+

 
 * Working from the repository
 
 
 * Working from the repository
 


@@ -239,6 +246,9 @@ release:
   that it does not make sense for glr.c, which should be ANSI, but
   currently is actually GNU C, nor for lalr1.cc.
 
   that it does not make sense for glr.c, which should be ANSI, but
   currently is actually GNU C, nor for lalr1.cc.
 

+- Test with a very recent version of GCC for both C and C++.  Testing
+  with older versions that are still in use is nice too.
+

 
 * Release Procedure
 This section needs to be updated to take into account features from
 
 * Release Procedure
 This section needs to be updated to take into account features from