Make an innermost kernel lambda mutable

G++-8 was choking on this.
ahonorat · Jun 1, 2018 · 4ed3fb3 · 4ed3fb3
1 parent 15107aa
commit 4ed3fb3
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Showing 2 changed files with 4 additions and 4 deletions.
diff --git a/tests/Makefile b/tests/Makefile
@@ -3,12 +3,12 @@
 # See doc/macros.rst for a description of triSYCL-specific macros.
 
 # Set default compiler instead of default CXX=g++ value
-# Assume Clang 3.9 and libc++ or Clang 4.0 with libstdc++ at least
-CXX = clang++-5.0
+# Assume some recent compiler
+CXX = clang++-6.0
 # To use libc++ instead of libstdc++, from libc++-dev & libc++abi-dev packages
 #CXXFLAGS += -stdlib=libc++
 
-# But everything works fine with GCC 5.4 at least
+# But everything works fine with GCC 7 at least
 #CXX = g++
 
 # The device compiler to use.

diff --git a/tests/pipe/pipe_observers.cpp b/tests/pipe/pipe_observers.cpp
@@ -44,7 +44,7 @@ auto get_##METHOD = [] (auto &a_queue, cl::sycl::pipe<char> &a_pipe) {  \
       /* Get write access to write back the value returned by the observer */ \
       const auto v = value.get_access<cl::sycl::access::mode::write>(cgh);    \
                                                                         \
-      cgh.single_task([=] {                                             \
+      cgh.single_task([=] () mutable {                                  \
           *v = p.METHOD();                                              \
         });                                                             \
       });                                                               \