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Avoid calling outs() and fouts() when the stream isn't really needed.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@104873 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -124,7 +124,8 @@ static formatted_raw_ostream *GetOutputStream(const char *TargetName,
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const char *ProgName) {
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if (OutputFilename != "") {
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if (OutputFilename == "-")
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return &fouts();
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return new formatted_raw_ostream(outs(),
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formatted_raw_ostream::PRESERVE_STREAM);
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// Make sure that the Out file gets unlinked from the disk if we get a
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// SIGINT
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@ -147,7 +148,8 @@ static formatted_raw_ostream *GetOutputStream(const char *TargetName,
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if (InputFilename == "-") {
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OutputFilename = "-";
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return &fouts();
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return new formatted_raw_ostream(outs(),
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formatted_raw_ostream::PRESERVE_STREAM);
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}
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OutputFilename = GetFileNameRoot(InputFilename);
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@ -332,7 +334,7 @@ int main(int argc, char **argv) {
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DisableVerify)) {
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errs() << argv[0] << ": target does not support generation of this"
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<< " file type!\n";
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if (Out != &fouts()) delete Out;
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delete Out;
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// And the Out file is empty and useless, so remove it now.
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sys::Path(OutputFilename).eraseFromDisk();
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return 1;
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@ -340,8 +342,8 @@ int main(int argc, char **argv) {
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PM.run(mod);
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// Delete the ostream if it's not a stdout stream
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if (Out != &fouts()) delete Out;
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// Delete the ostream.
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delete Out;
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return 0;
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}
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@ -323,8 +323,7 @@ static int AssembleInput(const char *ProgName) {
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Parser.setTargetParser(*TAP.get());
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int Res = Parser.Run(NoInitialTextSection);
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if (Out != &fouts())
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delete Out;
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delete Out;
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// Delete output on errors.
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if (Res && OutputFilename != "-")
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@ -378,8 +378,12 @@ int main(int argc, char **argv) {
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// Figure out what stream we are supposed to write to...
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// FIXME: outs() is not binary!
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raw_ostream *Out = &outs(); // Default to printing to stdout...
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if (OutputFilename != "-") {
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raw_ostream *Out = 0;
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bool DeleteStream = true;
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if (OutputFilename == "-") {
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Out = &outs(); // Default to printing to stdout...
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DeleteStream = false;
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} else {
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if (NoOutput || AnalyzeOnly) {
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errs() << "WARNING: The -o (output filename) option is ignored when\n"
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"the --disable-output or --analyze options are used.\n";
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@ -540,7 +544,7 @@ int main(int argc, char **argv) {
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Passes.run(*M.get());
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// Delete the raw_fd_ostream.
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if (Out != &outs())
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if (DeleteStream)
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delete Out;
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return 0;
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}
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