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-rw-r--r--clang/test/Analysis/global_region_invalidation.mm24
1 files changed, 17 insertions, 7 deletions
diff --git a/clang/test/Analysis/global_region_invalidation.mm b/clang/test/Analysis/global_region_invalidation.mm
index f853470a5fd..5e9f1bcb836 100644
--- a/clang/test/Analysis/global_region_invalidation.mm
+++ b/clang/test/Analysis/global_region_invalidation.mm
@@ -19,27 +19,37 @@ void testGlobalRef() {
}
extern int globalInt;
+extern struct {
+ int value;
+} globalStruct;
extern void invalidateGlobals();
void testGlobalInvalidation() {
+ clang_analyzer_eval(globalInt == 42); // expected-warning{{UNKNOWN}}
+ clang_analyzer_eval(globalStruct.value == 43); // expected-warning{{UNKNOWN}}
+
if (globalInt != 42)
return;
+ if (globalStruct.value != 43)
+ return;
clang_analyzer_eval(globalInt == 42); // expected-warning{{TRUE}}
+ clang_analyzer_eval(globalStruct.value == 43); // expected-warning{{TRUE}}
invalidateGlobals();
clang_analyzer_eval(globalInt == 42); // expected-warning{{UNKNOWN}}
+ clang_analyzer_eval(globalStruct.value == 43); // expected-warning{{UNKNOWN}}
}
-
-//---------------------------------
-// False negatives
-//---------------------------------
-
void testGlobalInvalidationWithDirectBinding() {
+ clang_analyzer_eval(globalInt == 42); // expected-warning{{UNKNOWN}}
+ clang_analyzer_eval(globalStruct.value == 43); // expected-warning{{UNKNOWN}}
+
globalInt = 42;
+ globalStruct.value = 43;
clang_analyzer_eval(globalInt == 42); // expected-warning{{TRUE}}
+ clang_analyzer_eval(globalStruct.value == 43); // expected-warning{{TRUE}}
invalidateGlobals();
- // FIXME: Should be UNKNOWN.
- clang_analyzer_eval(globalInt == 42); // expected-warning{{TRUE}}
+ clang_analyzer_eval(globalInt == 42); // expected-warning{{UNKNOWN}}
+ clang_analyzer_eval(globalStruct.value == 43); // expected-warning{{UNKNOWN}}
}
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