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Use only -O1 with AMD AOCC version of flang 

to prevent miscompilation of LAPACK codes and tests on Ryzen
This commit is contained in:
Martin Kroeker 2020-06-07 00:05:02 +02:00 committed by GitHub
parent 86552bf4c7
commit 4e28dc6353
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GPG Key ID: 4AEE18F83AFDEB23
1 changed files with 10 additions and 1 deletions
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11
Makefile.system
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@ -783,6 +783,7 @@ endif
ifeq ($(F_COMPILER), FLANG)
CCOMMON_OPT += -DF_INTERFACE_FLANG
FCOMMON_OPT += -frecursive
ifdef BINARY64
ifdef INTERFACE64
ifneq ($(INTERFACE64), 0)
@ -796,6 +797,11 @@ endif
ifeq ($(USE_OPENMP), 1)
FCOMMON_OPT += -fopenmp
endif
ifeq ($(OSNAME), Linux)
ifeq ($(ARCH), x86_64)
FLANG_VENDOR := $(shell expr `$(FC) --version|cut -f 1 -d "."|head -1`)
endif
endif
endif
ifeq ($(F_COMPILER), G77)
@ -1270,8 +1276,11 @@ endif
override CFLAGS += $(COMMON_OPT) $(CCOMMON_OPT) -I$(TOPDIR)
override PFLAGS += $(COMMON_OPT) $(CCOMMON_OPT) -I$(TOPDIR) -DPROFILE $(COMMON_PROF)
ifeq ($(FLANG_VENDOR),AOCC)
override FFLAGS += $(filter-out -O2 -O3,$(COMMON_OPT)) -O1 $(FCOMMON_OPT)
else
override FFLAGS += $(COMMON_OPT) $(FCOMMON_OPT)
endif
override FPFLAGS += $(FCOMMON_OPT) $(COMMON_PROF)
#MAKEOVERRIDES =