From 7dac7bdc0d1b246fdec9274c85be28196305a804 Mon Sep 17 00:00:00 2001
From: Lauri Tirkkonen <lotheac@iki.fi>
Date: Thu, 25 Oct 2018 20:52:17 +0300
Subject: [PATCH] Revert "gcc-6: drop documentation patches"

This reverts commit 2f607c576a7bd387a6780fc1946e9f82d9b89d59.

turns out this was unnecessary (and not all I removed was just
documentation; it broke the build)
---
 .../developer/gcc-6/patches/001-illumos-gcc.patch  | 78 ++++++++++++++++++++++
 1 file changed, 78 insertions(+)

diff --git a/components/developer/gcc-6/patches/001-illumos-gcc.patch b/components/developer/gcc-6/patches/001-illumos-gcc.patch
index 7ae2dc310..d2549e733 100644
--- a/components/developer/gcc-6/patches/001-illumos-gcc.patch
+++ b/components/developer/gcc-6/patches/001-illumos-gcc.patch
@@ -19,6 +19,32 @@ diff -ru --ignore-all-space gcc-6.3.0/contrib/compare_tests gcc-6.3.0-il/contrib
  
  before=$tmp1
  now=$tmp2
+diff -ru --ignore-all-space gcc-6.3.0/gcc/common.opt gcc-6.3.0-il/gcc/common.opt
+--- gcc-6.3.0/gcc/common.opt	2016-03-17 16:11:35.000000000 +0100
++++ gcc-6.3.0-il/gcc/common.opt	2017-01-31 01:07:35.418911240 +0100
+@@ -1029,6 +1029,11 @@
+ Common Var(flag_checking) Init(CHECKING_P)
+ Perform internal consistency checkings.
+ 
++fclone-functions
++Common Report Var(flag_clone_functions) Init(1)
++Allow the compiler to clone functions to facilitate certain optimizations.
++Enabled by default.
++
+ fcombine-stack-adjustments
+ Common Report Var(flag_combine_stack_adjustments) Optimization
+ Looks for opportunities to reduce stack adjustments and stack references.
+@@ -2231,6 +2236,10 @@
+ Common Report Var(flag_strict_aliasing) Optimization
+ Assume strict aliasing rules apply.
+ 
++fstrict-calling-conventions
++Common Report Var(flag_strict_calling_conventions) Init(1)
++Use strict ABI calling conventions even for static functions
++
+ fstrict-overflow
+ Common Report Var(flag_strict_overflow) Optimization
+ Treat signed overflow as undefined.
 diff -ru --ignore-all-space gcc-6.3.0/gcc/config/i386/i386.c gcc-6.3.0-il/gcc/config/i386/i386.c
 --- gcc-6.3.0/gcc/config/i386/i386.c	2016-12-14 16:44:07.000000000 +0100
 +++ gcc-6.3.0-il/gcc/config/i386/i386.c	2017-01-31 01:07:31.550765552 +0100
@@ -446,6 +472,58 @@ diff -ru --ignore-all-space gcc-6.3.0/gcc/configure.ac gcc-6.3.0-il/gcc/configur
          fi
          ;;
      esac
+diff -ru --ignore-all-space gcc-6.3.0/gcc/doc/invoke.texi gcc-6.3.0-il/gcc/doc/invoke.texi
+--- gcc-6.3.0/gcc/doc/invoke.texi	2016-07-08 16:51:44.000000000 +0200
++++ gcc-6.3.0-il/gcc/doc/invoke.texi	2017-01-31 01:07:35.356443734 +0100
+@@ -339,7 +339,7 @@
+ -fauto-inc-dec -fbranch-probabilities @gol
+ -fbranch-target-load-optimize -fbranch-target-load-optimize2 @gol
+ -fbtr-bb-exclusive -fcaller-saves @gol
+--fcombine-stack-adjustments -fconserve-stack @gol
++-fclone-functions -fcombine-stack-adjustments -fconserve-stack @gol
+ -fcompare-elim -fcprop-registers -fcrossjumping @gol
+ -fcse-follow-jumps -fcse-skip-blocks -fcx-fortran-rules @gol
+ -fcx-limited-range @gol
+@@ -7766,6 +7766,12 @@
+ The @option{-fstrict-aliasing} option is enabled at levels
+ @option{-O2}, @option{-O3}, @option{-Os}.
+ 
++@item -fstrict-calling-conventions
++@opindex fstrict-calling-conventions
++Use strict ABI calling conventions even with local functions.
++This disable certain optimizations that may cause GCC to call local
++functions in a manner other than that described by the ABI.
++
+ @item -fstrict-overflow
+ @opindex fstrict-overflow
+ Allow the compiler to assume strict signed overflow rules, depending
+@@ -8184,6 +8190,15 @@
+ The default is @option{-fno-fat-lto-objects} on targets with linker plugin
+ support.
+ 
++@item -fno-clone-functions
++@opindex fno-clone-functions
++Forbid the implicit cloning of functions implicit in certain
++optimizations.  This also effectively will disable any optimization
++which wishes to clone functions, equivalent to each function having
++the ``noclone'' attribute.  This allows the prevention of the
++dissociation of a piece of text from an intelligible and expected
++symbol name, which may hamper debugging and tracing.
++
+ @item -fcompare-elim
+ @opindex fcompare-elim
+ After register allocation and post-register allocation instruction splitting,
+@@ -12871,6 +12886,10 @@
+ addresses and sizes of sections.  Pointers are 64 bits.  Programs can be
+ statically linked only.
+ 
++@item -msave-args
++@opindex msave-args
++Save integer-sized arguments on the stack on function entry.
++
+ @item -mstrict-align
+ @opindex mstrict-align
+ Do not assume that unaligned memory references are handled by the system.
 diff -ru --ignore-all-space gcc-6.3.0/gcc/dwarf2out.c gcc-6.3.0-il/gcc/dwarf2out.c
 --- gcc-6.3.0/gcc/dwarf2out.c	2016-09-01 13:43:15.000000000 +0200
 +++ gcc-6.3.0-il/gcc/dwarf2out.c	2017-01-31 01:07:35.421861016 +0100
-- 
2.11.4.GIT