Detect overwrite of -D_FORTIFY_SOURCE=2 with -U_FORTIFY_SOURCE.

[blhc/blhc.git] / bin / blhc

diff --git a/bin/blhc b/bin/blhc
index 51fc4e14d62e1849d09ab06e171aaf0544d446ee..666a151d847a6567687bcbd3d5394f97d754706a 100755 (executable)
--- a/bin/blhc
+++ b/bin/blhc
@@ -176,6 +176,7 @@ my @def_cppflags_fortify = (
 );
 my @def_cppflags_fortify_bad = (
     # These flags may overwrite -D_FORTIFY_SOURCE=2.
+    '-U_FORTIFY_SOURCE',
     '-D_FORTIFY_SOURCE=0',
     '-D_FORTIFY_SOURCE=1',
 );