Disable gfortran tree vectorizer to avoid gcc11+ miscompilation at O3

diff --git a/ctest/Makefile b/ctest/Makefile
index 15c83a9079d122299f6c2d6905d4e28ebce5cb2b..c5e1094da0da3198e46f2e0bdf6dbfabf3314b87 100644 (file)
--- a/ctest/Makefile
+++ b/ctest/Makefile
@@ -6,6 +6,9 @@ TOPDIR = ..
 include $(TOPDIR)/Makefile.system
 
 override CFLAGS += -DADD$(BU) -DCBLAS
+ifeq ($(F_COMPILER),GFORTRAN)
+       override FFLAGS += -fno-tree-vectorize
+endif
 override TARGET_ARCH=
 override TARGET_MACH=