diff --git a/configure b/configure
index 41dc8dbd6d..d3d5580d25 100755
--- a/configure
+++ b/configure
@@ -4433,6 +4433,7 @@ elif enabled pathscale; then
     add_cflags -fstrict-overflow -OPT:wrap_around_unsafe_opt=OFF
 elif enabled_any msvc icl; then
     enabled x86_32 && disable aligned_stack
+    enabled_all x86_32 debug && add_cflags -Oy-
     if enabled icl; then
         # basically -fstrict-aliasing that does not work (correctly) on icl 13.x
         check_cpp_condition "windows.h" "__ICL < 1300" && add_cflags -Qansi-alias