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Fix bug: test/Regression/Assembler/2002-08-15-UnresolvedGlobalReference.ll

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llvm-svn: 3350
This commit is contained in:
Chris Lattner 2002-08-15 17:58:33 +00:00
parent ea7257ec94
commit 971fa225af
1 changed files with 13 additions and 1 deletions
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14
lib/AsmParser/llvmAsmParser.y
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@ -919,8 +919,21 @@ ConstVal: Types '[' ConstVector ']' { // Nonempty unsized arr
if (Ty == 0) if (Ty == 0)
ThrowException("Global const reference must be a pointer type!"); ThrowException("Global const reference must be a pointer type!");
// ConstExprs can exist in the body of a function, thus creating
// ConstantPointerRefs whenever they refer to a variable. Because we are in
// the context of a function, getValNonImprovising will search the functions
// symbol table instead of the module symbol table for the global symbol,
// which throws things all off. To get around this, we just tell
// getValNonImprovising that we are at global scope here.
//
Function *SavedCurFn = CurMeth.CurrentFunction;
CurMeth.CurrentFunction = 0;
Value *V = getValNonImprovising(Ty, $2); Value *V = getValNonImprovising(Ty, $2);
CurMeth.CurrentFunction = SavedCurFn;
// If this is an initializer for a constant pointer, which is referencing a // If this is an initializer for a constant pointer, which is referencing a
// (currently) undefined variable, create a stub now that shall be replaced // (currently) undefined variable, create a stub now that shall be replaced
// in the future with the right type of variable. // in the future with the right type of variable.
@ -960,7 +973,6 @@ ConstVal: Types '[' ConstVector ']' { // Nonempty unsized arr
}; };
// FIXME: ConstExpr::get never return null! Do checking here in the parser.
ConstExpr: Types CAST ConstVal { ConstExpr: Types CAST ConstVal {
$$ = ConstantExpr::getCast($3, $1->get()); $$ = ConstantExpr::getCast($3, $1->get());
delete $1; delete $1;