compiler warnings

leezu · leezu · commit 6d1d1220bb4b · 2020-04-13T16:07:21.000Z
diff --git a/3rdparty/mshadow/mshadow/logging.h b/3rdparty/mshadow/mshadow/logging.h
@@ -204,7 +204,12 @@ class LogMessageFatal {
   ~LogMessageFatal() MSHADOW_THROW_EXCEPTION {
     // throwing out of destructor is evil
     // hopefully we can do it here
+#pragma GCC diagnostic push
+#if __GNUC__ >= 7
+#pragma GCC diagnostic ignored "-Wterminate"
+#endif
     throw Error(log_stream_.str());
+#pragma GCC diagnostic pop
   }
 
  private:
diff --git a/3rdparty/mshadow/mshadow/packet-inl.h b/3rdparty/mshadow/mshadow/packet-inl.h
@@ -74,7 +74,11 @@ inline void* AlignedMallocPitch(size_t *out_pitch,
   if (res == NULL) {
     LOG(FATAL) << "AlignedMallocPitch failed";
   }
+#if __GNUC__ >= 6
+#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"
+#endif
   return res;
+#pragma GCC diagnostic pop
 }
 
 /*!
diff --git a/Makefile b/Makefile
@@ -101,7 +101,9 @@ CFLAGS += -DDMLC_LOG_STACK_TRACE_SIZE=0
 CFLAGS += -DDMLC_LOG_FATAL_THROW=1
 
 ifeq ($(DEV), 1)
-	CFLAGS += -g -Werror
+  # Excluded from Werror:
+  # 1) variables used in '#pragma omp parallel' are considered unused
+	CFLAGS += -g -Werror -Wno-error=unused-variable -Wno-error=maybe-uninitialized -Wno-error=unused-function
 	NVCCFLAGS += -Werror cross-execution-space-call
 endif
 
diff --git a/ci/docker/runtime_functions.sh b/ci/docker/runtime_functions.sh
@@ -796,7 +796,6 @@ build_ubuntu_gpu_cuda101_cudnn7_make() {
     export CXX=g++-7
     build_ccache_wrappers
     make \
-        DEV=1                                     \
         USE_BLAS=openblas                         \
         USE_MKLDNN=0                              \
         USE_CUDA=1                                \
@@ -817,7 +816,6 @@ build_ubuntu_gpu_cuda101_cudnn7_mkldnn_cpp_test() {
     export CXX=g++-7
     build_ccache_wrappers
     make \
-        DEV=1                                     \
         USE_BLAS=openblas                         \
         USE_MKLDNN=1                              \
         USE_CUDA=1                                \

Original file line number	Diff line number	Diff line change
`@@ -74,7 +74,11 @@ inline void* AlignedMallocPitch(size_t *out_pitch,`
`74`	`74`	`if (res == NULL) {`
`75`	`75`	`LOG(FATAL) << "AlignedMallocPitch failed";`
`76`	`76`	`}`
	`77`	`+#if __GNUC__ >= 6`
	`78`	`+#pragma GCC diagnostic ignored "-Wmaybe-uninitialized"`
	`79`	`+#endif`
`77`	`80`	`return res;`
	`81`	`+#pragma GCC diagnostic pop`
`78`	`82`	`}`
`79`	`83`
`80`	`84`	`/*!`