From 35fa8514fcd344615f19fb359471161b6bd58c73 Mon Sep 17 00:00:00 2001
From: Willem Jan Palenstijn <Willem.Jan.Palenstijn@cwi.nl>
Date: Thu, 2 Oct 2014 15:19:47 +0200
Subject: Add --with-cuda-compute option to configure

---
 build/linux/acinclude.m4 | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

(limited to 'build/linux/acinclude.m4')

diff --git a/build/linux/acinclude.m4 b/build/linux/acinclude.m4
index 313e849..5022e5b 100644
--- a/build/linux/acinclude.m4
+++ b/build/linux/acinclude.m4
@@ -74,7 +74,7 @@ rm -f conftest.cu conftest.o conftest.nvcc.out
 ])
 
 dnl ASTRA_FIND_NVCC_ARCHS(archs-to-try,cppflags-to-extend,output-list)
-dnl Architectures should be of the form 10, 20, 30, 35,
+dnl Architectures should be of the form 10,20,30,35,
 dnl and should be in order. The last accepted one will be used for PTX output.
 dnl All accepted ones will be used for cubin output.
 AC_DEFUN([ASTRA_FIND_NVCC_ARCHS],[
@@ -88,7 +88,10 @@ _ACEOF
 NVCC_lastarch="none"
 NVCC_extra=""
 NVCC_list=""
+astra_save_IFS=$IFS
+IFS=,
 for arch in $1; do
+  IFS=$astra_save_IFS
   NVCC_opt="-gencode=arch=compute_$arch,code=sm_$arch"
   $NVCC -c -o conftest.o conftest.cu $$2 $NVCC_opt >conftest.nvcc.out 2>&1 && {
     NVCC_lastarch=$arch
@@ -96,6 +99,7 @@ for arch in $1; do
     NVCC_list="${NVCC_list:+$NVCC_list, }$arch"
   }
 done
+IFS=$astra_save_IFS
 if test $NVCC_lastarch != none; then
   NVCC_extra="$NVCC_extra -gencode=arch=compute_${NVCC_lastarch},code=compute_${NVCC_lastarch}"
   $3="$NVCC_list"
-- 
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