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For PR1336:

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When upgrading global vars, look for conflicts with functions as well. This
fixes test/Transforms/GlobalDCE/2002-08-17-FunctionDGE.ll


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@36103 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Reid Spencer 2007-04-16 02:56:33 +00:00
parent 3e35c8d15e
commit 53bd704b99
1 changed files with 4 additions and 3 deletions
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7
tools/llvm-upgrade/UpgradeParser.y
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@ -934,8 +934,9 @@ ParseGlobalVariable(char *NameStr,GlobalValue::LinkageTypes Linkage,
// of this global in the module and emit warnings if there are conflicts.
if (!Name.empty()) {
// The global has a name. See if there's an existing one of the same name.
if (CurModule.CurrentModule->getNamedGlobal(Name)) {
// We found an existing global ov the same name. This isn't allowed
if (CurModule.CurrentModule->getNamedGlobal(Name) ||
CurModule.CurrentModule->getFunction(Name)) {
// We found an existing global of the same name. This isn't allowed
// in LLVM 2.0. Consequently, we must alter the name of the global so it
// can at least compile. This can happen because of type planes
// There is alread a global of the same name which means there is a
@ -2999,7 +3000,7 @@ FunctionHeaderH
AI->setName("");
}
} else if (Conflict) {
// We have two globals with the same name and different types.
// We have two globals with the same name and different types.
// Previously, this was permitted because the symbol table had
// "type planes" and names only needed to be distinct within a
// type plane. After PR411 was fixed, this is no loner the case.