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comparison gen/tollvm.cpp @ 1242:f1877b6be63d

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Merge with rev [1221]
author Tomas Lindquist Olsen <tomas.l.olsen gmail.com>
date Fri, 17 Apr 2009 01:19:03 +0200
parents 1e699a4e9759 f41ff8ccc249
children 04c36605feb9
comparison
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1241:fc579f389f9a 1242:f1877b6be63d
303 else 303 else
304 { 304 {
305 assert(0 && "not global/function"); 305 assert(0 && "not global/function");
306 } 306 }
307 307
308 // The following breaks for nested naked functions, so check for that.
309 bool skipNestedCheck = false;
310 if (FuncDeclaration* fd = sym->isFuncDeclaration())
311 skipNestedCheck = (fd->naked != 0);
312
308 // Any symbol nested in a function can't be referenced directly from 313 // Any symbol nested in a function can't be referenced directly from
309 // outside that function, so we can give such symbols internal linkage. 314 // outside that function, so we can give such symbols internal linkage.
310 // This holds even if nested indirectly, such as member functions of 315 // This holds even if nested indirectly, such as member functions of
311 // aggregates nested in functions. 316 // aggregates nested in functions.
312 // 317 //
316 // --- 321 // ---
317 // int counter(T)() { static int i; return i++; }" 322 // int counter(T)() { static int i; return i++; }"
318 // --- 323 // ---
319 // if instances get emitted in multiple object files because they'd use 324 // if instances get emitted in multiple object files because they'd use
320 // different instances of 'i'. 325 // different instances of 'i'.
321 for (Dsymbol* parent = sym->parent; parent ; parent = parent->parent) { 326 if (!skipNestedCheck)
322 if (parent->isFuncDeclaration()) 327 for (Dsymbol* parent = sym->parent; parent ; parent = parent->parent) {
323 return llvm::GlobalValue::InternalLinkage; 328 if (parent->isFuncDeclaration())
324 } 329 return llvm::GlobalValue::InternalLinkage;
330 }
325 331
326 // default to external linkage 332 // default to external linkage
327 return llvm::GlobalValue::ExternalLinkage; 333 return llvm::GlobalValue::ExternalLinkage;
328 } 334 }
329 335