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authorChris Lattner <sabre@nondot.org>2010-03-09 04:48:35 +0000
committerChris Lattner <sabre@nondot.org>2010-03-09 04:48:35 +0000
commit6c7dfc046326f7c52c8df782c326b703882b3796 (patch)
treeb0760d6647403939c3509238387d9e6ce6a64121 /lib/CodeGen/AsmPrinter
parent7ef1840d9e17f8064c87982a09b99279365db700 (diff)
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add some extra checks. I'm not sure why, but this does unbreak a
failure remaining on mainline. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@98046 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/AsmPrinter')
-rw-r--r--lib/CodeGen/AsmPrinter/DwarfDebug.cpp3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
index af651a7..9a53431 100644
--- a/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
+++ b/lib/CodeGen/AsmPrinter/DwarfDebug.cpp
@@ -1365,6 +1365,7 @@ DIE *DwarfDebug::updateSubprogramScopeDIE(MDNode *SPNode) {
DIE *DwarfDebug::constructLexicalScopeDIE(DbgScope *Scope) {
MCSymbol *Start = Scope->getStartLabel();
MCSymbol *End = Scope->getEndLabel();
+ if (Start == 0) return 0;
assert(Start->isDefined() && "Invalid starting label for an inlined scope!");
assert(End->isDefined() && "Invalid end label for an inlined scope!");
@@ -1387,6 +1388,8 @@ DIE *DwarfDebug::constructLexicalScopeDIE(DbgScope *Scope) {
DIE *DwarfDebug::constructInlinedScopeDIE(DbgScope *Scope) {
MCSymbol *StartLabel = Scope->getStartLabel();
MCSymbol *EndLabel = Scope->getEndLabel();
+ if (StartLabel == 0) return 0;
+
assert(StartLabel->isDefined() &&
"Invalid starting label for an inlined scope!");
assert(EndLabel->isDefined() &&