xref: /aosp_15_r20/external/clang/test/Analysis/misc-ps-arm.m (revision 67e74705e28f6214e480b399dd47ea732279e315)
1*67e74705SXin Li// RUN: %clang_cc1 -triple thumbv7-apple-ios0.0.0 -target-feature +neon -analyze -analyzer-checker=core -analyzer-store=region -verify -fblocks -analyzer-opt-analyze-nested-blocks -Wno-objc-root-class %s
2*67e74705SXin Li// expected-no-diagnostics
3*67e74705SXin Li
4*67e74705SXin Li// <rdar://problem/11405978> - Handle casts of vectors to structs, and loading
5*67e74705SXin Li// a value.
6*67e74705SXin Litypedef float float32_t;
7*67e74705SXin Litypedef __attribute__((neon_vector_type(2))) float32_t float32x2_t;
8*67e74705SXin Li
9*67e74705SXin Litypedef struct
10*67e74705SXin Li{
11*67e74705SXin Li    float x, y;
12*67e74705SXin Li} Rdar11405978Vec;
13*67e74705SXin Li
14*67e74705SXin Lifloat32x2_t rdar11405978_bar();
15*67e74705SXin Lifloat32_t rdar11405978() {
16*67e74705SXin Li  float32x2_t v = rdar11405978_bar();
17*67e74705SXin Li  Rdar11405978Vec w = *(Rdar11405978Vec *)&v;
18*67e74705SXin Li  return w.x; // no-warning
19*67e74705SXin Li}
20