build: Compile with -ftrapv.

[paraslash.git] / Makefile.real

diff --git a/Makefile.real b/Makefile.real
index 140d8f311b81029a5fa01023ecfb33c0a94a2d19..9a6c7e76fe1e9d95d4634e3298ce660b69366e9f 100644 (file)
--- a/Makefile.real
+++ b/Makefile.real
@@ -20,7 +20,7 @@ uname_s := $(shell uname -s 2>/dev/null || echo "UNKNOWN_OS")
 uname_rs := $(shell uname -rs)
 cc_version := $(shell $(CC) --version | head -n 1)
 GIT_VERSION := $(shell ./GIT-VERSION-GEN git-version.h)
-COPYRIGHT_YEAR := 2021
+COPYRIGHT_YEAR := 2022
 
 ifeq ("$(origin O)", "command line")
        build_dir := $(O)
@@ -119,6 +119,7 @@ CPPFLAGS += -I$(yy_build_dir)
 CPPFLAGS += $(lopsub_cppflags)
 
 STRICT_CFLAGS += -fno-strict-aliasing
+STRICT_CFLAGS += -ftrapv
 STRICT_CFLAGS += -g
 STRICT_CFLAGS += -Os
 STRICT_CFLAGS += -Wundef -W -Wuninitialized
@@ -131,6 +132,11 @@ STRICT_CFLAGS += -Wno-sign-compare -Wno-unknown-pragmas
 STRICT_CFLAGS += -Wdeclaration-after-statement
 STRICT_CFLAGS += -Wformat -Wformat-security -Wmissing-format-attribute
 
+ifeq ($(ENABLE_UBSAN), yes)
+       STRICT_CFLAGS += -fsanitize=undefined
+       LDFLAGS += -lubsan
+endif
+
 ifeq ($(uname_s),Linux)
        # these cause warnings on *BSD
        CPPFLAGS += -Wunused-macros