Revert "Use -O3 for IBM XL C/C++ (GH #502)"

This reverts commit aa348abd15. It caused a hang in the TEA algorithm. Also see GH #503.
2017-09-16 05:55:37 -04:00 · 2017-09-16 05:55:37 -04:00 · 4670e3d5bc
parent aa348abd15
commit 4670e3d5bc
1 changed files with 3 additions and 3 deletions
--- a/6
+++ b/6
@ -379,9 +379,9 @@ ifeq ($(XLC_COMPILER),1)
      CXXFLAGS := $(CXXFLAGS:-fPIC=-qpic)
  endif
  # Warnings and intermittent failures on early IBM XL C/C++
-  #ifneq ($(findstring -O3,$(CXXFLAGS)),)
-  #    CXXFLAGS := $(CXXFLAGS:-O3=-O2)
-  #endif
+  ifneq ($(findstring -O3,$(CXXFLAGS)),)
+      CXXFLAGS := $(CXXFLAGS:-O3=-O2)
+  endif
 endif

 endif	# IS_X86