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authorTed Kremenek <kremenek@apple.com>2012-03-16 04:59:57 +0000
committerTed Kremenek <kremenek@apple.com>2012-03-16 04:59:57 +0000
commit2befa8c763c84df0aa77f830b1cf530cd0bb987c (patch)
treedf37d47cc5c3b8600538452b8e75e2f25d6a3259 /test/Analysis
parent1425226b66d0b5e46bd78a44cc5c5053cf274a12 (diff)
Add test case for <rdar://problem/8808566>, which is now fixed by inlining support.
git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@152894 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'test/Analysis')
-rw-r--r--test/Analysis/default-analyze.m43
1 files changed, 43 insertions, 0 deletions
diff --git a/test/Analysis/default-analyze.m b/test/Analysis/default-analyze.m
index 947cb7fd3d..82656b24a6 100644
--- a/test/Analysis/default-analyze.m
+++ b/test/Analysis/default-analyze.m
@@ -17,4 +17,47 @@ id foo(int x) {
return title;
}
+// <rdar://problem/8808566> Static analyzer is wrong: NSWidth(imgRect) not understood as unconditional assignment
+//
+// Note: this requires inlining support. This previously issued a false positive use of
+// uninitialized value when calling NSWidth.
+typedef double CGFloat;
+
+struct CGPoint {
+ CGFloat x;
+ CGFloat y;
+};
+typedef struct CGPoint CGPoint;
+
+struct CGSize {
+ CGFloat width;
+ CGFloat height;
+};
+typedef struct CGSize CGSize;
+
+struct CGRect {
+ CGPoint origin;
+ CGSize size;
+};
+typedef struct CGRect CGRect;
+
+typedef CGRect NSRect;
+typedef CGSize NSSize;
+
+static __inline__ __attribute__((always_inline)) CGFloat NSWidth(NSRect aRect) {
+ return (aRect.size.width);
+}
+
+static __inline__ __attribute__((always_inline)) CGFloat NSHeight(NSRect aRect) {
+ return (aRect.size.height);
+}
+
+NSSize rdar880566_size();
+
+double rdar8808566() {
+ NSRect myRect;
+ myRect.size = rdar880566_size();
+ double x = NSWidth(myRect) + NSHeight(myRect); // no-warning
+ return x;
+}