[PATCH] D154630: [LLVM-C] Use unwrapDI in LLVMDITypeGetName

[Scott Linder via Phabricator via llvm-commits]

This revision was landed with ongoing or failed builds.
This revision was automatically updated to reflect the committed changes.
Closed by commit rGeb98abab2c83: [LLVM-C] Use unwrapDI in LLVMDITypeGetName (authored by tamird, committed by scott.linder).

Repository:
  rG LLVM Github Monorepo

CHANGES SINCE LAST ACTION
  https://reviews.llvm.org/D154630/new/

https://reviews.llvm.org/D154630

Files:
  llvm/lib/IR/DebugInfo.cpp
  llvm/test/Bindings/llvm-c/di-type-get-name.ll
  llvm/tools/llvm-c-test/debuginfo.c
  llvm/tools/llvm-c-test/llvm-c-test.h
  llvm/tools/llvm-c-test/main.c


Index: llvm/tools/llvm-c-test/main.c
===================================================================
--- llvm/tools/llvm-c-test/main.c
+++ llvm/tools/llvm-c-test/main.c
@@ -49,6 +49,8 @@
       "    Read lines of name, rpn from stdin - print generated module\n\n");
   fprintf(stderr, "  * --get-di-tag\n");
   fprintf(stderr, "    Run test for getting MDNode dwarf tag\n");
+  fprintf(stderr, "  * --di-type-get-name\n");
+  fprintf(stderr, "    Run test for getting MDNode type name\n");
   fprintf(stderr, "  * --replace-md-operand\n");
   fprintf(stderr, "    Run test for replacing MDNode operands\n");
   fprintf(stderr, "  * --is-a-value-as-metadata\n");
@@ -96,6 +98,8 @@
     return llvm_set_metadata();
   } else if (argc == 2 && !strcmp(argv[1], "--get-di-tag")) {
     return llvm_get_di_tag();
+  } else if (argc == 2 && !strcmp(argv[1], "--di-type-get-name")) {
+    return llvm_di_type_get_name();
   } else if (argc == 2 && !strcmp(argv[1], "--replace-md-operand")) {
     return llvm_replace_md_operand();
   } else if (argc == 2 && !strcmp(argv[1], "--is-a-value-as-metadata")) {
Index: llvm/tools/llvm-c-test/llvm-c-test.h
===================================================================
--- llvm/tools/llvm-c-test/llvm-c-test.h
+++ llvm/tools/llvm-c-test/llvm-c-test.h
@@ -38,6 +38,7 @@
 // debuginfo.c
 int llvm_test_dibuilder(void);
 int llvm_get_di_tag(void);
+int llvm_di_type_get_name(void);
 
 // metadata.c
 int llvm_add_named_metadata_operand(void);
Index: llvm/tools/llvm-c-test/debuginfo.c
===================================================================
--- llvm/tools/llvm-c-test/debuginfo.c
+++ llvm/tools/llvm-c-test/debuginfo.c
@@ -231,3 +231,28 @@
 
   return 0;
 }
+
+int llvm_di_type_get_name(void) {
+  LLVMModuleRef M = LLVMModuleCreateWithName("Mod");
+
+  LLVMDIBuilderRef Builder = LLVMCreateDIBuilder(M);
+  const char Filename[] = "metadata.c";
+  const char Directory[] = ".";
+  LLVMMetadataRef File = LLVMDIBuilderCreateFile(
+      Builder, Filename, strlen(Filename), Directory, strlen(Directory));
+  const char Name[] = "TestClass";
+  LLVMMetadataRef Struct = LLVMDIBuilderCreateStructType(
+      Builder, File, Name, strlen(Name), File, 42, 64, 0,
+      LLVMDIFlagObjcClassComplete, NULL, NULL, 0, 0, NULL, NULL, 0);
+
+  size_t Len;
+  const char *TypeName = LLVMDITypeGetName(Struct, &Len);
+  assert(Len == strlen(Name));
+  assert(strncmp(TypeName, Name, Len) == 0);
+  (void)TypeName;
+
+  LLVMDisposeDIBuilder(Builder);
+  LLVMDisposeModule(M);
+
+  return 0;
+}
Index: llvm/test/Bindings/llvm-c/di-type-get-name.ll
===================================================================
--- /dev/null
+++ llvm/test/Bindings/llvm-c/di-type-get-name.ll
@@ -0,0 +1,2 @@
+; RUN: llvm-c-test --di-type-get-name < /dev/null
+; This used to trigger an assertion
Index: llvm/lib/IR/DebugInfo.cpp
===================================================================
--- llvm/lib/IR/DebugInfo.cpp
+++ llvm/lib/IR/DebugInfo.cpp
@@ -1487,7 +1487,7 @@
 }
 
 const char *LLVMDITypeGetName(LLVMMetadataRef DType, size_t *Length) {
-  StringRef Str = unwrap<DIType>(DType)->getName();
+  StringRef Str = unwrapDI<DIType>(DType)->getName();
   *Length = Str.size();
   return Str.data();
 }


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