From 0cc0ade4237b8db69f5253c3d933f9890b698f4d Mon Sep 17 00:00:00 2001
From: Assaf Gordon <assafgordon@gmail.com>
Date: Wed, 1 Aug 2018 22:23:12 -0600
Subject: maint: add address-sanitizer build target

use 'make build-asan' to rebuild sed with gcc's address sanitizer.

* cfg.mk (build-asan): New target.
---
 cfg.mk | 12 ++++++++++++
 1 file changed, 12 insertions(+)

(limited to 'cfg.mk')

diff --git a/cfg.mk b/cfg.mk
index 3e8b123..65f8c19 100644
--- a/cfg.mk
+++ b/cfg.mk
@@ -356,3 +356,15 @@ static-analysis-make:
 .PHONY: static-analysis
 static-analysis: static-analysis-init static-analysis-config \
                  static-analysis-make
+
+ASAN_FLAGS=-fsanitize=address -fno-omit-frame-pointer
+ASAN_CFLAGS=-O0 -g -Dlint $(ASAN_FLAGS)
+ASAN_LDFLAGS=$(ASAN_FLAGS)
+
+.PHONY: build-asan
+build-asan:
+	test -x ./configure || \
+	    { echo "./configure script not found" >&2; exit 1; }
+	./configure CFLAGS="$(ASAN_CFLAGS)" LDFLAGS="$(ASAN_LDFLAGS)"
+	make
+
-- 
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