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remove a useless optimization: now that label replacement never

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happens, the start/end of a scope can never be the same.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98032 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Chris Lattner 2010-03-09 01:52:43 +00:00
parent a34ec2290f
commit 5b9062cb3a
1 changed files with 0 additions and 7 deletions
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7
lib/CodeGen/AsmPrinter/DwarfDebug.cpp
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@ -1370,10 +1370,6 @@ DIE *DwarfDebug::constructLexicalScopeDIE(DbgScope *Scope) {
assert(!MMI->isLabelDeleted(EndID) && assert(!MMI->isLabelDeleted(EndID) &&
"Invalid end label for an inlined scope!"); "Invalid end label for an inlined scope!");
// Ignore empty scopes.
if (StartID == EndID && StartID != 0)
return NULL;
DIE *ScopeDIE = new DIE(dwarf::DW_TAG_lexical_block); DIE *ScopeDIE = new DIE(dwarf::DW_TAG_lexical_block);
if (Scope->isAbstractScope()) if (Scope->isAbstractScope())
return ScopeDIE; return ScopeDIE;
@ -1398,9 +1394,6 @@ DIE *DwarfDebug::constructInlinedScopeDIE(DbgScope *Scope) {
"Invalid starting label for an inlined scope!"); "Invalid starting label for an inlined scope!");
assert(!MMI->isLabelDeleted(EndID) && assert(!MMI->isLabelDeleted(EndID) &&
"Invalid end label for an inlined scope!"); "Invalid end label for an inlined scope!");
// Ignore empty scopes.
if (StartID == EndID)
return NULL;
if (!Scope->getScopeNode()) if (!Scope->getScopeNode())
return NULL; return NULL;
DIScope DS(Scope->getScopeNode()); DIScope DS(Scope->getScopeNode());