From 45d91b925162d4c73853e68f1100b81ac8d782d8 Mon Sep 17 00:00:00 2001
From: Martin Taibr <taibr.martin@gmail.com>
Date: Tue, 2 Jul 2019 04:35:53 +0200
Subject: [PATCH] allow -O3 in compilation units

---
 qcsrc/tools/compilationunits.sh | 1 +
 1 file changed, 1 insertion(+)

diff --git a/qcsrc/tools/compilationunits.sh b/qcsrc/tools/compilationunits.sh
index e3d1eb0136..68f2eb9d56 100755
--- a/qcsrc/tools/compilationunits.sh
+++ b/qcsrc/tools/compilationunits.sh
@@ -38,6 +38,7 @@ QCCDEFS="${QCCDEFS[@]}"
 
 declare -a QCCFLAGS=(
     -std=gmqcc
+    -O3 # optimization to accept variable initialization inside `if (1)` blocks and avoid warnings
     -Wall -Werror
     -futf8
     -freturn-assignments
-- 
2.39.2