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lli: Check pipe creation for errors.
This is unlikely to ever fail, but ubuntu GCC warns when the return value is unused. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@191973 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -34,8 +34,9 @@ void RemoteTargetExternal::create() {
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int PipeFD[2][2];
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pid_t ChildPID;
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pipe(PipeFD[0]);
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pipe(PipeFD[1]);
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// Create two pipes.
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if (pipe(PipeFD[0]) != 0 || pipe(PipeFD[1]) != 0)
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perror("Error creating pipe: ");
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ChildPID = fork();
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