1ba3745c4b
This patch fixes: llvm/tools/llvm-c-test/metadata.c:49:16: error: unused variable 'tmp' [-Werror,-Wunused-variable] llvm-project/llvm/tools/llvm-c-test/metadata.c:70:16: error: unused variable 'md' [-Werror,-Wunused-variable] llvm/tools/llvm-c-test/metadata.c:74:16: error: unused variable 'md2' [-Werror,-Wunused-variable]
83 lines
2.9 KiB
C
83 lines
2.9 KiB
C
/*===-- object.c - tool for testing libLLVM and llvm-c API ----------------===*\
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|* *|
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|* Part of the LLVM Project, under the Apache License v2.0 with LLVM *|
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|* Exceptions. *|
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|* See https://llvm.org/LICENSE.txt for license information. *|
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|* SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception *|
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|* *|
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|*===----------------------------------------------------------------------===*|
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|* *|
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|* This file implements the --add-named-metadata-operand and --set-metadata *|
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|* commands in llvm-c-test. *|
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|* *|
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\*===----------------------------------------------------------------------===*/
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#include "llvm-c-test.h"
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#include <assert.h>
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#include <string.h>
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int llvm_add_named_metadata_operand(void) {
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LLVMModuleRef m = LLVMModuleCreateWithName("Mod");
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LLVMValueRef values[] = { LLVMConstInt(LLVMInt32Type(), 0, 0) };
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// This used to trigger an assertion
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LLVMAddNamedMetadataOperand(m, "name", LLVMMDNode(values, 1));
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LLVMDisposeModule(m);
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return 0;
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}
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int llvm_set_metadata(void) {
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LLVMBuilderRef b = LLVMCreateBuilder();
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LLVMValueRef values[] = { LLVMConstInt(LLVMInt32Type(), 0, 0) };
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// This used to trigger an assertion
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LLVMValueRef ret = LLVMBuildRetVoid(b);
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LLVMSetMetadata(ret, LLVMGetMDKindID("kind", 4), LLVMMDNode(values, 1));
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LLVMDisposeBuilder(b);
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LLVMDeleteInstruction(ret);
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return 0;
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}
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int llvm_replace_md_operand(void) {
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LLVMModuleRef m = LLVMModuleCreateWithName("Mod");
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LLVMContextRef context = LLVMGetModuleContext(m);
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unsigned int tmp = 0;
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LLVMMetadataRef metas[] = {LLVMMDStringInContext2(context, "foo", 3)};
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LLVMValueRef md =
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LLVMMetadataAsValue(context, LLVMMDNodeInContext2(context, metas, 1));
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LLVMReplaceMDNodeOperandWith(md, 0,
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LLVMMDStringInContext2(context, "bar", 3));
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assert(!strncmp(LLVMGetMDString(LLVMGetOperand(md, 0), &tmp), "bar", 0));
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(void)tmp;
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LLVMDisposeModule(m);
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return 0;
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}
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int llvm_is_a_value_as_metadata(void) {
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LLVMModuleRef m = LLVMModuleCreateWithName("Mod");
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LLVMContextRef context = LLVMGetModuleContext(m);
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LLVMValueRef values[] = {LLVMConstInt(LLVMInt32Type(), 0, 0)};
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LLVMValueRef md = LLVMMDNode(values, 1);
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assert(LLVMIsAValueAsMetadata(md) == md);
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(void)md;
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LLVMMetadataRef metas[] = {LLVMMDStringInContext2(context, "foo", 3)};
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LLVMValueRef md2 =
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LLVMMetadataAsValue(context, LLVMMDNodeInContext2(context, metas, 1));
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assert(LLVMIsAValueAsMetadata(md2) == NULL);
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(void)md2;
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return 0;
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}
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