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Fixed one small stupid, but critical bug.

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llvm-svn: 156810
This commit is contained in:
Stepan Dyatkovskiy 2012-05-15 09:21:39 +00:00
parent f0f42687c6
commit 6d83dd3cf8
2 changed files with 17 additions and 2 deletions
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4
include/llvm/ADT/FlatArrayMap.h
View File

@ -162,10 +162,10 @@ namespace llvm {
}
iterator end() {
return iterator(Array + MaxArraySize);
return iterator(Array + NumElements);
}
const_iterator end() const {
return const_iterator(Array + MaxArraySize);
return const_iterator(Array + NumElements);
}
// Modifiers

15
unittests/ADT/SmallMapTest.cpp
View File

@ -144,4 +144,19 @@ TEST(SmallMapTest, GeneralTest) {
(i->first == &buf[1] && i->second == 1) ||
(i->first == &buf[2] && i->second == 2));
}
// Check that iteration only visits elements that actually exist.
SmallMap<int, int, 8> d;
d[0] = 2;
d[1] = 3;
unsigned counts[2] = { 0, 0 };
for (SmallMap<int, int, 8>::iterator I = d.begin(), E = d.end(); I != E;
++I) {
EXPECT_TRUE(I->first == 0 || I->first == 1);
EXPECT_TRUE(I->second == 2 || I->second == 3);
EXPECT_EQ(I->second, I->first + 2);
++counts[I->first];
}
EXPECT_EQ(counts[0], 1);
EXPECT_EQ(counts[1], 1);
}