xref: /llvm-project/clang/test/CodeGen/AArch64/varargs-sve.c (revision 207e5ccceec8d3cc3f32723e78f2a142bc61b07d)
1*207e5cccSFangrui Song // REQUIRES: aarch64-registered-target
2*207e5cccSFangrui Song // RUN: not %clang_cc1 -triple aarch64-linux-gnu -target-feature +sve -emit-llvm -o - %s 2>&1 | FileCheck %s
3*207e5cccSFangrui Song // RUN: not %clang_cc1 -triple arm64-apple-ios7 -target-abi darwinpcs -target-feature +sve -emit-llvm -o - %s 2>&1 | FileCheck %s
4*207e5cccSFangrui Song 
5*207e5cccSFangrui Song // CHECK: Passing SVE types to variadic functions is currently not supported
6*207e5cccSFangrui Song 
7*207e5cccSFangrui Song #include <arm_sve.h>
8*207e5cccSFangrui Song #include <stdarg.h>
9*207e5cccSFangrui Song 
10*207e5cccSFangrui Song double foo(char *str, ...) {
11*207e5cccSFangrui Song   va_list ap;
12*207e5cccSFangrui Song   svfloat64_t v;
13*207e5cccSFangrui Song   double x;
14*207e5cccSFangrui Song 
15*207e5cccSFangrui Song   va_start(ap, str);
16*207e5cccSFangrui Song   v = va_arg(ap, svfloat64_t);
17*207e5cccSFangrui Song   x = va_arg(ap, double);
18*207e5cccSFangrui Song   va_end(ap);
19*207e5cccSFangrui Song 
20*207e5cccSFangrui Song   return x + svaddv(svptrue_b8(), v);
21*207e5cccSFangrui Song }
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