llvm-project/clang/test/CodeGen/aligned-sret.c
Erik Pilkington de98cf92e3 [CodeGen] Add an alignment attribute to all sret parameters
This fixes a miscompile when the parameter is actually underaligned.
rdar://58316406

Differential revision: https://reviews.llvm.org/D74183
2020-03-24 15:31:57 -04:00

11 lines
416 B
C

// RUN: %clang_cc1 -triple x86_64-apple-macos %s -S -emit-llvm -o- | FileCheck %s
typedef __attribute__((__ext_vector_type__(4),__aligned__(16))) double simd_double4;
typedef struct { simd_double4 columns[4]; } simd_double4x4;
typedef simd_double4x4 matrix_double4x4;
// CHECK: define void @ident(%struct.simd_double4x4* noalias sret align 16 %agg.result
matrix_double4x4 ident(matrix_double4x4 x) {
return x;
}