File cflags.patch of Package QR-Code-generator

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File cflags.patch of Package QR-Code-generator (Revision 6e8d7cc76e002f952618b6a190183d27)

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From 7eac8beffeb935de5a2fdd65656d8cb500b0abda Mon Sep 17 00:00:00 2001
From: Project Nayuki <me@nayuki.io>
Date: Fri, 9 Aug 2019 23:00:13 +0000
Subject: [PATCH] Updated C and C++ makefiles to exclude warnings and
 sanitizers by default, instead recommending extra flags for manually doing a
 diagnostic/debug build.

---
 c/Makefile   | 11 +++++------
 cpp/Makefile | 11 +++++------
 2 files changed, 10 insertions(+), 12 deletions(-)

diff --git a/c/Makefile b/c/Makefile
index 99f926b..fd0c367 100644
--- a/c/Makefile
+++ b/c/Makefile
@@ -28,12 +28,11 @@
 # - CC: The C compiler, such as gcc or clang.
 # - CFLAGS: Any extra user-specified compiler flags (can be blank).
 
-# Mandatory compiler flags
-CFLAGS += -std=c99
-# Diagnostics. Adding '-fsanitize=address' is helpful for most versions of Clang and newer versions of GCC.
-CFLAGS += -Wall -fsanitize=undefined
-# Optimization level
-CFLAGS += -O1
+# Recommended compiler flags:
+CFLAGS += -std=c99 -O
+
+# Extra flags for diagnostics:
+# CFLAGS += -g -Wall -Wextra -Wpedantic -Wconversion -Wsign-conversion -fsanitize=undefined,address
 
 
 # ---- Controlling make ----
diff --git a/cpp/Makefile b/cpp/Makefile
index 858a1bf..1d32943 100644
--- a/cpp/Makefile
+++ b/cpp/Makefile
@@ -28,12 +28,11 @@
 # - CXX: The C++ compiler, such as g++ or clang++.
 # - CXXFLAGS: Any extra user-specified compiler flags (can be blank).
 
-# Mandatory compiler flags
-CXXFLAGS += -std=c++11
-# Diagnostics. Adding '-fsanitize=address' is helpful for most versions of Clang and newer versions of GCC.
-CXXFLAGS += -Wall -fsanitize=undefined
-# Optimization level
-CXXFLAGS += -O1
+# Recommended compiler flags:
+CXXFLAGS += -std=c++11 -O
+
+# Extra flags for diagnostics:
+# CXXFLAGS += -g -Wall -Wextra -Wpedantic -Wconversion -Wsign-conversion -fsanitize=undefined,address
 
 
 # ---- Controlling make ----

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File cflags.patch of Package QR-Code-generator (Revision 6e8d7cc76e002f952618b6a190183d27)

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