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Turn off "attribute weak" to pacify Mac OS X's system compiler, which prints a
warning whenever it sees it. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@10391 91177308-0d34-0410-b5e6-96231b3b80d8
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@ -585,7 +585,28 @@ static void generateCompilerSpecificCode(std::ostream& Out) {
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// If we aren't being compiled with GCC, just drop these attributes.
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Out << "#ifndef __GNUC__ /* Can only support \"linkonce\" vars with GCC */\n"
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<< "#define __attribute__(X)\n"
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<< "#endif\n";
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<< "#endif\n\n";
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#if 0
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// At some point, we should support "external weak" vs. "weak" linkages.
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// On Mac OS X, "external weak" is spelled "__attribute__((weak_import))".
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Out << "#if defined(__GNUC__) && defined(__APPLE_CC__)\n"
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<< "#define __EXTERNAL_WEAK__ __attribute__((weak_import))\n"
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<< "#elif defined(__GNUC__)\n"
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<< "#define __EXTERNAL_WEAK__ __attribute__((weak))\n"
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<< "#else\n"
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<< "#define __EXTERNAL_WEAK__\n"
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<< "#endif\n\n";
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#endif
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// For now, turn off the weak linkage attribute on Mac OS X. (See above.)
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Out << "#if defined(__GNUC__) && defined(__APPLE_CC__)\n"
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<< "#define __ATTRIBUTE_WEAK__\n"
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<< "#elif defined(__GNUC__)\n"
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<< "#define __ATTRIBUTE_WEAK__ __attribute__((weak))\n"
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<< "#else\n"
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<< "#define __ATTRIBUTE_WEAK__\n"
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<< "#endif\n\n";
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}
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// generateProcessorSpecificCode - This is where we add conditional compilation
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@ -683,7 +704,7 @@ void CWriter::printModule(Module *M) {
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if ((I->hasInternalLinkage() || !MangledGlobals.count(I)) &&
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!I->getIntrinsicID()) {
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printFunctionSignature(I, true);
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if (I->hasWeakLinkage()) Out << " __attribute__((weak))";
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if (I->hasWeakLinkage()) Out << " __ATTRIBUTE_WEAK__";
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Out << ";\n";
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}
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}
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@ -706,7 +727,7 @@ void CWriter::printModule(Module *M) {
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if (I->hasLinkOnceLinkage())
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Out << " __attribute__((common))";
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else if (I->hasWeakLinkage())
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Out << " __attribute__((weak))";
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Out << " __ATTRIBUTE_WEAK__";
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Out << ";\n";
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}
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}
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@ -722,7 +743,7 @@ void CWriter::printModule(Module *M) {
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if (I->hasLinkOnceLinkage())
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Out << " __attribute__((common))";
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else if (I->hasWeakLinkage())
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Out << " __attribute__((weak))";
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Out << " __ATTRIBUTE_WEAK__";
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// If the initializer is not null, emit the initializer. If it is null,
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// we try to avoid emitting large amounts of zeros. The problem with
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@ -585,7 +585,28 @@ static void generateCompilerSpecificCode(std::ostream& Out) {
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// If we aren't being compiled with GCC, just drop these attributes.
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Out << "#ifndef __GNUC__ /* Can only support \"linkonce\" vars with GCC */\n"
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<< "#define __attribute__(X)\n"
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<< "#endif\n";
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<< "#endif\n\n";
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#if 0
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// At some point, we should support "external weak" vs. "weak" linkages.
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// On Mac OS X, "external weak" is spelled "__attribute__((weak_import))".
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Out << "#if defined(__GNUC__) && defined(__APPLE_CC__)\n"
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<< "#define __EXTERNAL_WEAK__ __attribute__((weak_import))\n"
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<< "#elif defined(__GNUC__)\n"
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<< "#define __EXTERNAL_WEAK__ __attribute__((weak))\n"
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<< "#else\n"
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<< "#define __EXTERNAL_WEAK__\n"
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<< "#endif\n\n";
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#endif
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// For now, turn off the weak linkage attribute on Mac OS X. (See above.)
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Out << "#if defined(__GNUC__) && defined(__APPLE_CC__)\n"
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<< "#define __ATTRIBUTE_WEAK__\n"
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<< "#elif defined(__GNUC__)\n"
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<< "#define __ATTRIBUTE_WEAK__ __attribute__((weak))\n"
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<< "#else\n"
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<< "#define __ATTRIBUTE_WEAK__\n"
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<< "#endif\n\n";
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}
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// generateProcessorSpecificCode - This is where we add conditional compilation
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@ -683,7 +704,7 @@ void CWriter::printModule(Module *M) {
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if ((I->hasInternalLinkage() || !MangledGlobals.count(I)) &&
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!I->getIntrinsicID()) {
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printFunctionSignature(I, true);
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if (I->hasWeakLinkage()) Out << " __attribute__((weak))";
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if (I->hasWeakLinkage()) Out << " __ATTRIBUTE_WEAK__";
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Out << ";\n";
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}
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}
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@ -706,7 +727,7 @@ void CWriter::printModule(Module *M) {
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if (I->hasLinkOnceLinkage())
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Out << " __attribute__((common))";
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else if (I->hasWeakLinkage())
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Out << " __attribute__((weak))";
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Out << " __ATTRIBUTE_WEAK__";
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Out << ";\n";
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}
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}
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@ -722,7 +743,7 @@ void CWriter::printModule(Module *M) {
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if (I->hasLinkOnceLinkage())
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Out << " __attribute__((common))";
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else if (I->hasWeakLinkage())
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Out << " __attribute__((weak))";
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Out << " __ATTRIBUTE_WEAK__";
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// If the initializer is not null, emit the initializer. If it is null,
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// we try to avoid emitting large amounts of zeros. The problem with
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