llvm-project/clang/test/Analysis/misc-ps-arm.m

// RUN: %clang_cc1 -triple thumbv7-apple-ios0.0.0 -analyze -analyzer-checker=core -analyzer-store=region -verify -fblocks -analyzer-opt-analyze-nested-blocks -Wno-objc-root-class %s
// expected-no-diagnostics

// <rdar://problem/11405978> - Handle casts of vectors to structs, and loading
// a value.
typedef float float32_t;
typedef __attribute__((neon_vector_type(2))) float32_t float32x2_t;

typedef struct
{
    float x, y;
} Rdar11405978Vec;
    
float32x2_t rdar11405978_bar();
float32_t rdar11405978() {
  float32x2_t v = rdar11405978_bar();
  Rdar11405978Vec w = *(Rdar11405978Vec *)&v;
  return w.x; // no-warning
}