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Diffstat (limited to 'clang/test/Analysis/default-analyze.m')
-rw-r--r-- | clang/test/Analysis/default-analyze.m | 63 |
1 files changed, 63 insertions, 0 deletions
diff --git a/clang/test/Analysis/default-analyze.m b/clang/test/Analysis/default-analyze.m new file mode 100644 index 0000000..82656b2 --- /dev/null +++ b/clang/test/Analysis/default-analyze.m @@ -0,0 +1,63 @@ +// RUN: %clang --analyze %s -o %t + +// Tests that some specific checkers are enabled by default. + +id foo(int x) { + id title; + switch (x) { + case 1: + title = @"foo"; // expected-warning {{never read}} + case 2: + title = @"bar"; + break; + default: + title = "@baz"; + break; + } + 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; +} + |