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Parse PHI instruction with attached metadata.

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llvm-svn: 84264
This commit is contained in:
Devang Patel 2009-10-16 18:45:49 +00:00
parent 5920acc861
commit a4ac3dd8bc
2 changed files with 19 additions and 0 deletions
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6
lib/AsmParser/LLParser.cpp
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@ -3315,6 +3315,9 @@ bool LLParser::ParsePHI(Instruction *&Inst, PerFunctionState &PFS) {
if (!EatIfPresent(lltok::comma))
break;
if (Lex.getKind() == lltok::NamedOrCustomMD)
break;
if (ParseToken(lltok::lsquare, "expected '[' in phi value list") ||
ParseValue(Ty, Op0, PFS) ||
ParseToken(lltok::comma, "expected ',' after insertelement value") ||
@ -3323,6 +3326,9 @@ bool LLParser::ParsePHI(Instruction *&Inst, PerFunctionState &PFS) {
return true;
}
if (Lex.getKind() == lltok::NamedOrCustomMD)
if (ParseOptionalCustomMetadata()) return true;
if (!Ty->isFirstClassType())
return Error(TypeLoc, "phi node must have first class type");

13
test/DebugInfo/2009-11-16-Phi.ll Normal file
View File

@ -0,0 +1,13 @@
; RUN: llvm-as %s -disable-output
define i32 @foo() {
E:
br label %B2
B1:
br label %B2
B2:
%0 = phi i32 [ 0, %E ], [ 1, %B1 ], !dbg !0
ret i32 %0
}
!0 = metadata !{i32 42}