reference, declaration → definition
definition → references, declarations, derived classes, virtual overrides
reference to multiple definitions → definitions
unreferenced

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; Check that we error out if tail is not possible but call is marked as mustail.

; RUN: not llc -mtriple riscv32-unknown-linux-gnu -o - %s \
; RUN: 2>&1 | FileCheck %s
; RUN: not llc -mtriple riscv32-unknown-elf -o - %s \
; RUN: 2>&1 | FileCheck %s
; RUN: not llc -mtriple riscv64-unknown-linux-gnu -o - %s \
; RUN: 2>&1 | FileCheck %s
; RUN: not llc -mtriple riscv64-unknown-elf -o - %s \
; RUN: 2>&1 | FileCheck %s

%struct.A = type { i32 }

declare void @callee_musttail(%struct.A* sret %a)
define void @caller_musttail(%struct.A* sret %a) {
; CHECK: LLVM ERROR: failed to perform tail call elimination on a call site marked musttail
entry:
  musttail call void @callee_musttail(%struct.A* sret %a)
  ret void
}