[LLDB] Cast -1 (as invalid socket) to the socket type before comparing

This silences warnings about comparison of integers between unsigned
long long (which is what the Windows SOCKET type is) and signed int
when building in MinGW mode.

Differential Revision: https://reviews.llvm.org/D67863

llvm-svn: 372486

diff --git a/lldb/source/Host/common/Socket.cpp b/lldb/source/Host/common/Socket.cpp
index 525727e..2376885 100644 (file)
--- a/lldb/source/Host/common/Socket.cpp
+++ b/lldb/source/Host/common/Socket.cpp
@@ -476,11 +476,11 @@ NativeSocket Socket::AcceptSocket(NativeSocket sockfd, struct sockaddr *addr,
   if (!child_processes_inherit) {
     flags |= SOCK_CLOEXEC;
   }
-  NativeSocket fd = llvm::sys::RetryAfterSignal(-1, ::accept4,
-      sockfd, addr, addrlen, flags);
+  NativeSocket fd = llvm::sys::RetryAfterSignal(
+      static_cast<NativeSocket>(-1), ::accept4, sockfd, addr, addrlen, flags);
 #else
-  NativeSocket fd = llvm::sys::RetryAfterSignal(-1, ::accept,
-      sockfd, addr, addrlen);
+  NativeSocket fd = llvm::sys::RetryAfterSignal(
+      static_cast<NativeSocket>(-1), ::accept, sockfd, addr, addrlen);
 #endif
   if (fd == kInvalidSocketValue)
     SetLastError(error);

diff --git a/lldb/tools/lldb-vscode/lldb-vscode.cpp b/lldb/tools/lldb-vscode/lldb-vscode.cpp
index 2810da6..b6a3fc8 100644 (file)
--- a/lldb/tools/lldb-vscode/lldb-vscode.cpp
+++ b/lldb/tools/lldb-vscode/lldb-vscode.cpp
@@ -93,8 +93,9 @@ SOCKET AcceptConnection(int portno) {
     } else {
       listen(sockfd, 5);
       socklen_t clilen = sizeof(cli_addr);
-      newsockfd = llvm::sys::RetryAfterSignal(-1, accept,
-          sockfd, (struct sockaddr *)&cli_addr, &clilen);
+      newsockfd =
+          llvm::sys::RetryAfterSignal(static_cast<SOCKET>(-1), accept, sockfd,
+                                      (struct sockaddr *)&cli_addr, &clilen);
       if (newsockfd < 0)
         if (g_vsc.log)
           *g_vsc.log << "error: accept (" << strerror(errno) << ")"