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Verifier: Add operand checks for MDLexicalBlock

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Add operand checks for `MDLexicalBlock` and `MDLexicalBlockFile`.  Like
`MDLocalVariable` and `MDLocation`, these nodes always require a scope.

There was no test bitrot to fix here (just updated the serialization
tests in test/Assembler/mdlexicalblock.ll).

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@233561 91177308-0d34-0410-b5e6-96231b3b80d8
This commit is contained in:
Duncan P. N. Exon Smith
2015-03-30 16:37:48 +00:00
parent 0c251f74ef
commit d3ec0ca17e
11 changed files with 82 additions and 28 deletions
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lib/AsmParser/LLParser.cpp
+2 -2
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@@ -3571,7 +3571,7 @@ bool LLParser::ParseMDSubprogram(MDNode *&Result, bool IsDistinct) {
/// ::= !MDLexicalBlock(scope: !0, file: !2, line: 7, column: 9)
bool LLParser::ParseMDLexicalBlock(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
REQUIRED(scope, MDField, ); \
REQUIRED(scope, MDField, (/* AllowNull */ false)); \
OPTIONAL(file, MDField, ); \
OPTIONAL(line, LineField, ); \
OPTIONAL(column, ColumnField, );
@@ -3587,7 +3587,7 @@ bool LLParser::ParseMDLexicalBlock(MDNode *&Result, bool IsDistinct) {
/// ::= !MDLexicalBlockFile(scope: !0, file: !2, discriminator: 9)
bool LLParser::ParseMDLexicalBlockFile(MDNode *&Result, bool IsDistinct) {
#define VISIT_MD_FIELDS(OPTIONAL, REQUIRED) \
REQUIRED(scope, MDField, ); \
REQUIRED(scope, MDField, (/* AllowNull */ false)); \
OPTIONAL(file, MDField, ); \
REQUIRED(discriminator, MDUnsignedField, (0, UINT32_MAX));
PARSE_MD_FIELDS();