tools/llvm-c-test/metadata.c

   1 /*===-- object.c - tool for testing libLLVM and llvm-c API ----------------===*\
   2 |*                                                                            *|
   3 |*                     The LLVM Compiler Infrastructure                       *|
   4 |*                                                                            *|
   5 |* This file is distributed under the University of Illinois Open Source      *|
   6 |* License. See LICENSE.TXT for details.                                      *|
   7 |*                                                                            *|
   8 |*===----------------------------------------------------------------------===*|
   9 |*                                                                            *|
  10 |* This file implements the --add-named-metadata-operand and --set-metadata   *|
  11 |* commands in llvm-c-test.                                                   *|
  12 |*                                                                            *|
  13 \*===----------------------------------------------------------------------===*/
  14
  15 #include "llvm-c-test.h"
  16 #include "llvm-c/Core.h"
  17
  18 int add_named_metadata_operand(void) {
  19   LLVMModuleRef m = LLVMModuleCreateWithName("Mod");
  20   LLVMValueRef values[] = { LLVMConstInt(LLVMInt32Type(), 0, 0) };
  21
  22   // This used to trigger an assertion
  23   LLVMAddNamedMetadataOperand(m, "name", LLVMMDNode(values, 1));
  24
  25   LLVMDisposeModule(m);
  26
  27   return 0;
  28 }
  29
  30 int set_metadata(void) {
  31   LLVMBuilderRef b = LLVMCreateBuilder();
  32   LLVMValueRef values[] = { LLVMConstInt(LLVMInt32Type(), 0, 0) };
  33
  34   // This used to trigger an assertion
  35   LLVMSetMetadata(
  36       LLVMBuildRetVoid(b),
  37       LLVMGetMDKindID("kind", 4),
  38       LLVMMDNode(values, 1));
  39
  40   LLVMDisposeBuilder(b);
  41
  42   return 0;
  43 }