Better support for asan/ubsan.

socketry · Oct 3, 2024 · 59a4129 · 59a4129
1 parent bef8e91
commit 59a4129
Showing 1 changed file with 10 additions and 4 deletions.
diff --git a/ext/extconf.rb b/ext/extconf.rb
@@ -17,11 +17,9 @@
 $CFLAGS << " -Wall -Wno-unknown-pragmas -std=c99"
 
 if ENV.key?("RUBY_DEBUG")
-	$CFLAGS << " -DRUBY_DEBUG -O0"
+	$stderr.puts "Enabling debug mode..."
 
-	# Add address and undefined behaviour sanitizers:
-	$CFLAGS << " -fsanitize=undefined -fno-omit-frame-pointer"
-	$LDFLAGS << " -fsanitize=undefined"
+	$CFLAGS << " -DRUBY_DEBUG -O0"
 end
 
 $srcs = ["io/event/event.c", "io/event/selector/selector.c"]
@@ -56,6 +54,14 @@
 
 have_header("ruby/io/buffer.h")
 
+if ENV.key?("RUBY_SANITIZE")
+	$stderr.puts "Enabling sanitizers..."
+
+	# Add address and undefined behaviour sanitizers:
+	$CFLAGS << " -fsanitize=address -fsanitize=undefined -fno-omit-frame-pointer"
+	$LDFLAGS << " -fsanitize=address -fsanitize=undefined"
+end
+
 create_header
 
 # Generate the makefile to compile the native binary into `lib`: