llvm-project/clang/test/CodeGen/SystemZ/vec-abi-gnuattr-02.c
Jonas Paulsson 481bb44baa [SystemZ] Emit a .gnu_attribute for an externally visible vector abi.
On SystemZ, the vector ABI changes depending on the presence of hardware
vector support. Therefore, each binary compiled with a visible vector ABI
(e.g. one that calls an external function with a vector argument) should be
marked with a .gnu_attribute describing this.

Reviewed By: uweigand

Differential Revision: https://reviews.llvm.org/D105067
2022-12-06 12:53:40 -06:00

16 lines
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C

// RUN: %clang_cc1 -triple s390x-ibm-linux -emit-llvm -fzvector -o - %s 2>&1 \
// RUN: | FileCheck %s
//
// Test that the "s390x-visible-vector-ABI" module flag is not emitted.
// Call to external function *without* vector argument.
void bar(int arg);
void foo() {
int Var = 0;
bar(Var);
}
//CHECK-NOT: !{i32 2, !"s390x-visible-vector-ABI", i32 1}