For inline-based inter-procedural analysis, we will have multiple stack space regions. Use a dense map to store them.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@96472 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Checker/MemRegion.cpp b/lib/Checker/MemRegion.cpp
index 194015a..9a26988 100644
--- a/lib/Checker/MemRegion.cpp
+++ b/lib/Checker/MemRegion.cpp
@@ -419,20 +419,27 @@
const StackLocalsSpaceRegion*
MemRegionManager::getStackLocalsRegion(const StackFrameContext *STC) {
assert(STC);
- if (STC == cachedStackLocalsFrame)
- return cachedStackLocalsRegion;
- cachedStackLocalsFrame = STC;
- return LazyAllocate(cachedStackLocalsRegion, STC);
+ StackLocalsSpaceRegion *&R = StackLocalsSpaceRegions[STC];
+
+ if (R)
+ return R;
+
+ R = A.Allocate<StackLocalsSpaceRegion>();
+ new (R) StackLocalsSpaceRegion(this, STC);
+ return R;
}
const StackArgumentsSpaceRegion *
MemRegionManager::getStackArgumentsRegion(const StackFrameContext *STC) {
assert(STC);
- if (STC == cachedStackArgumentsFrame)
- return cachedStackArgumentsRegion;
-
- cachedStackArgumentsFrame = STC;
- return LazyAllocate(cachedStackArgumentsRegion, STC);
+ StackArgumentsSpaceRegion *&R = StackArgumentsSpaceRegions[STC];
+
+ if (R)
+ return R;
+
+ R = A.Allocate<StackArgumentsSpaceRegion>();
+ new (R) StackArgumentsSpaceRegion(this, STC);
+ return R;
}
const GlobalsSpaceRegion *MemRegionManager::getGlobalsRegion() {