llvm-project/clang/test/OpenMP/split_range_for_diag.cpp
Amit Tiwari 1972cf64fd
[Clang][OpenMP] Implement Loop splitting #pragma omp split directive (#183261)
OpenMP 6.0 Loop-splitting directive `#pragma omp split` construct with `counts`
clause
2026-04-03 10:42:31 +05:30

26 lines
767 B
C++

// C++ range-for + split: verify syntax, IR, and PreInits (range evaluated once).
//
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -x c++ -std=c++17 -fopenmp -fopenmp-version=60 -fsyntax-only -verify %s
// expected-no-diagnostics
//
// RUN: %clang_cc1 -triple x86_64-pc-linux-gnu -x c++ -std=c++17 -fopenmp -fopenmp-version=60 -emit-llvm %s -o - | FileCheck %s
extern "C" void body(int);
// CHECK-LABEL: define dso_local void @_Z10range_fillv
// CHECK: __range
// CHECK: __begin
// CHECK: __end
// CHECK: .split.iv.0
// CHECK: icmp slt i64 {{.*}}, 2
// CHECK: call void @body
// CHECK: .split.iv.1
// CHECK: icmp slt
// CHECK: call void @body
void range_fill() {
int a[] = {10, 20, 30, 40};
#pragma omp split counts(2, omp_fill)
for (int x : a)
body(x);
}