To: vim_dev@googlegroups.com
Subject: Patch 8.2.1567
Fcc: outbox
From: Bram Moolenaar <Bram@moolenaar.net>
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------------

Patch 8.2.1567
Problem:    No example to use ubsan with clang.
Solution:   Add example commands. (Dominique Pellé, issue #6811)
Files:      src/Makefile


*** ../vim-8.2.1566/src/Makefile	2020-08-30 18:11:49.597111423 +0200
--- src/Makefile	2020-09-02 19:20:57.209124057 +0200
***************
*** 610,617 ****
  
  # Use this with GCC to check for mistakes, unused arguments, etc.
  # Note: If you use -Wextra and get warnings in GTK code about function
! #       parameters, you can add -Wno-cast-function-type
  #CFLAGS = -g -Wall -Wextra -Wshadow -Wmissing-prototypes -Wunreachable-code -Wno-cast-function-type -Wno-deprecated-declarations -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=1
  # Add -Wpedantic to find // comments and other C99 constructs.
  # Better disable Perl and Python to avoid a lot of warnings.
  #CFLAGS = -g -Wall -Wextra -Wshadow -Wmissing-prototypes -Wpedantic -Wunreachable-code -Wunused-result -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=1
--- 610,618 ----
  
  # Use this with GCC to check for mistakes, unused arguments, etc.
  # Note: If you use -Wextra and get warnings in GTK code about function
! #       parameters, you can add -Wno-cast-function-type (but not with clang)
  #CFLAGS = -g -Wall -Wextra -Wshadow -Wmissing-prototypes -Wunreachable-code -Wno-cast-function-type -Wno-deprecated-declarations -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=1
+ #CFLAGS = -g -Wall -Wextra -Wshadow -Wmissing-prototypes -Wunreachable-code -Wno-deprecated-declarations -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=1
  # Add -Wpedantic to find // comments and other C99 constructs.
  # Better disable Perl and Python to avoid a lot of warnings.
  #CFLAGS = -g -Wall -Wextra -Wshadow -Wmissing-prototypes -Wpedantic -Wunreachable-code -Wunused-result -U_FORTIFY_SOURCE -D_FORTIFY_SOURCE=1
***************
*** 690,697 ****
  
  
  # Uncomment one of the next two lines to compile Vim with the
! # address sanitizer (asan) or with the undefined sanitizer.  Works with gcc and
! # clang.  May make Vim twice as slow.  Errors reported on stderr.
  # More at: https://code.google.com/p/address-sanitizer/
  # Useful environment variables:
  # $ export ASAN_OPTIONS="print_stacktrace=1 log_path=asan"
--- 691,698 ----
  
  
  # Uncomment one of the next two lines to compile Vim with the
! # address sanitizer (asan) or with the undefined sanitizer.  Works with gcc.
! # May make Vim twice as slow.  Errors are reported on stderr.
  # More at: https://code.google.com/p/address-sanitizer/
  # Useful environment variables:
  # $ export ASAN_OPTIONS="print_stacktrace=1 log_path=asan"
***************
*** 699,704 ****
--- 700,712 ----
  # When running tests output can be found in testdir/asan.*
  #SANITIZER_CFLAGS = -g -O0 -fsanitize=address -fno-omit-frame-pointer
  #SANITIZER_CFLAGS = -g -O0 -fsanitize=undefined -fno-omit-frame-pointer
+ 
+ # Similarly when compiling with clang and using ubsan.
+ # $ export UBSAN_OPTIONS="print_stacktrace=1 log_path=ubsan"
+ # $ export LSAN_OPTIONS="suppressions=`pwd`/testdir/lsan-suppress.txt"
+ # When running tests output can be found in testdir/ubsan.*
+ #SANITIZER_CFLAGS = -g -O0  -fsanitize-recover=all -fsanitize=address -fsanitize=undefined -fno-omit-frame-pointer
+ 
  SANITIZER_LIBS = $(SANITIZER_CFLAGS)
  
  # MEMORY LEAK DETECTION
*** ../vim-8.2.1566/src/version.c	2020-09-02 17:08:55.956296752 +0200
--- src/version.c	2020-09-02 19:22:42.784834186 +0200
***************
*** 756,757 ****
--- 756,759 ----
  {   /* Add new patch number below this line */
+ /**/
+     1567,
  /**/

-- 
GUARD #1:  What -- a swallow carrying a coconut?
ARTHUR:    It could grip it by the husk!
GUARD #1:  It's not a question of where he grips it!  It's a simple question
           of weight ratios!  A five ounce bird could not carry a 1 pound
           coconut.
                                  The Quest for the Holy Grail (Monty Python)

 /// Bram Moolenaar -- Bram@Moolenaar.net -- http://www.Moolenaar.net   \\\
///        sponsor Vim, vote for features -- http://www.Vim.org/sponsor/ \\\
\\\  an exciting new programming language -- http://www.Zimbu.org        ///
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