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| author | David Majnemer <david.majnemer@gmail.com> | 2014-12-11 20:51:54 +0000 |
|---|---|---|
| committer | David Majnemer <david.majnemer@gmail.com> | 2014-12-11 20:51:54 +0000 |
| commit | 0a14c0ec9dff402f4f4d6605553722b41d4936f8 (patch) | |
| tree | 14884a558f7953d57172e5d722e29794e5de1087 /llvm | |
| parent | 54cc3c2f231846e110dcfbc04ff52f266aa6dfb9 (diff) | |
| download | bcm5719-llvm-0a14c0ec9dff402f4f4d6605553722b41d4936f8.tar.gz bcm5719-llvm-0a14c0ec9dff402f4f4d6605553722b41d4936f8.zip | |
AsmParser: Don't crash on an ill-formed MDNodeVector
llvm-svn: 224056
Diffstat (limited to 'llvm')
| -rw-r--r-- | llvm/lib/AsmParser/LLParser.cpp | 4 | ||||
| -rw-r--r-- | llvm/test/Assembler/invalid-mdnode-vector2.ll | 4 |
2 files changed, 6 insertions, 2 deletions
diff --git a/llvm/lib/AsmParser/LLParser.cpp b/llvm/lib/AsmParser/LLParser.cpp index ae007ce3693..9e699d1ed3f 100644 --- a/llvm/lib/AsmParser/LLParser.cpp +++ b/llvm/lib/AsmParser/LLParser.cpp @@ -2968,8 +2968,8 @@ bool LLParser::ParseMetadataAsValue(ValID &ID, PerFunctionState *PFS) { /// ::= !{...} /// ::= !"string" bool LLParser::ParseMetadata(Metadata *&MD, PerFunctionState *PFS) { - assert(Lex.getKind() == lltok::exclaim); - Lex.Lex(); + if (ParseToken(lltok::exclaim, "expected '!' here")) + return true; // MDNode: // !{ ... } diff --git a/llvm/test/Assembler/invalid-mdnode-vector2.ll b/llvm/test/Assembler/invalid-mdnode-vector2.ll new file mode 100644 index 00000000000..3b577bba6cf --- /dev/null +++ b/llvm/test/Assembler/invalid-mdnode-vector2.ll @@ -0,0 +1,4 @@ +; RUN: not llvm-as < %s 2>&1 | FileCheck %s + +!0 = metadata !{metadata +; CHECK: expected '!' here |
