Merge pull request #5618 from qlyoung/fix-san-flags-additive

configure.ac: make msan & ubsan flags additive
FRRouting · Jan 6, 2020 · f630b45 · f630b45
2 parents 9d4433a + 982187a
commit f630b45
Showing 1 changed file with 2 additions and 2 deletions.
diff --git a/configure.ac b/configure.ac
@@ -331,14 +331,14 @@ if test "$enable_memory_sanitizer" = "yes"; then
   AC_C_FLAG([-fsanitize=memory -fPIE -pie], [
     AC_MSG_ERROR([$CC does not support Memory Sanitizer.])
   ], [
-    SAN_FLAGS="-fsanitize=memory -fPIE -pie"
+    SAN_FLAGS="$SAN_FLAGS -fsanitize=memory -fPIE -pie"
   ])
 fi
 if test "$enable_undefined_sanitizer" = "yes"; then
   AC_C_FLAG([-fsanitize=undefined], [
     AC_MSG_ERROR([$CC does not support UndefinedBehaviorSanitizer.])
   ], [
-    SAN_FLAGS="-fsanitize=undefined"
+    SAN_FLAGS="$SAN_FLAGS -fsanitize=undefined"
   ])
 fi
 AC_SUBST([SAN_FLAGS])