cjolivier01 closed pull request #10566: [MXNET-324] Use default nvcc when
configured nvcc not present.
URL: https://github.com/apache/incubator-mxnet/pull/10566
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diff --git a/Makefile b/Makefile
index b0758e9b4ba..043dcb9795e 100644
--- a/Makefile
+++ b/Makefile
@@ -255,11 +255,26 @@ ifneq ($(ADD_LDFLAGS), NONE)
endif
ifeq ($(NVCC), NONE)
+ # If NVCC has not been manually defined, use the CUDA_PATH bin dir.
ifneq ($(USE_CUDA_PATH), NONE)
NVCC=$(USE_CUDA_PATH)/bin/nvcc
endif
endif
+# Guard against displaying nvcc info messages to users not using CUDA.
+ifeq ($(USE_CUDA), 1)
+ # If NVCC is not at the location specified, use CUDA_PATH instead.
+ ifeq ("$(wildcard $(NVCC))","")
+ ifneq ($(USE_CUDA_PATH), NONE)
+ NVCC=$(USE_CUDA_PATH)/bin/nvcc
+$(info INFO: nvcc was not found on your path)
+$(info INFO: Using $(NVCC) as nvcc path)
+ else
+$(warning WARNING: could not find nvcc compiler, the specified path was:
$(NVCC))
+ endif
+ endif
+endif
+
# Sets 'CUDA_ARCH', which determines the GPU architectures supported
# by the compiled kernels. Users can edit the KNOWN_CUDA_ARCHS list below
# to remove archs they don't wish to support to speed compilation, or they can
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