From 04d12f52f81c4929b37f26e4e24edbbaf636a5ea Mon Sep 17 00:00:00 2001
From: Patrice Levesque <github-wayne@ptaff.ca>
Date: Thu, 2 Jun 2016 11:37:19 -0400
Subject: [PATCH] Add -O2 compilation by default and -g debug info

Also store GCC command-line switches in the binaries for easier
debugging.
---
 general.make | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/general.make b/general.make
index dc22c26b9..3dd3c396d 100644
--- a/general.make
+++ b/general.make
@@ -1,3 +1,6 @@
+# Use GCC level 2 optimization by default
+# Might be overridden below
+ADDITIONAL_OBJCFLAGS=-O2
 ifeq ($(test-uninitialized),yes)
 ifeq ($(debug),yes)
 ADDITIONAL_OBJCFLAGS=-O0
@@ -5,3 +8,9 @@ else
 ADDITIONAL_OBJCFLAGS=-Wuninitialized
 endif
 endif
+# Ensure we store in the ELF files minimal debugging
+# information plus the compiler flags used; that can
+# be afterwards read with:
+# readelf -p .GCC.command.line /path/to/elf_file
+ADDITIONAL_OBJCFLAGS += -g -frecord-gcc-switches
+