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Allow a typedef'd version of "void" to be used in the parameter list of a function taking no arguments.

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For example, the following is now allowed:
typedef void v;
void foo(v) {}

This appears to be permitted under at least C99 and C11 (the C89 wording is less clear), and is accepted by other modern compilers.
This commit is contained in:
Stephen Heumann 2017-09-10 14:55:08 -05:00
parent 65009db03f
commit c588eda94e
1 changed files with 7 additions and 1 deletions
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8
Parser.pas
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@ -1169,6 +1169,7 @@ var
cp,cpList: pointerListPtr; {pointer list}
done,done2: boolean; {for loop termination}
isPtr: boolean; {is the parenthesized expr a ptr?}
isVoid: boolean; {is the type specifier void?}
wp: parameterPtr; {used to build prototype var list}
pvar: identPtr; {work pointer}
tPtr2: typePtr; {work pointer}
@ -1309,7 +1310,12 @@ var
typeStack := ttPtr;
ttPtr^.typeDef := tPtr2;
NextToken; {skip the '(' token}
if token.kind = voidsy then begin {check for a void prototype}
isVoid := token.kind = voidsy;
if token.kind = typedef then
if token.symbolPtr^.itype^.kind = scalarType then
if token.symbolPtr^.itype^.baseType = cgVoid then
isVoid := true;
if isVoid then begin {check for a void prototype}
lPrintMacroExpansions := printMacroExpansions;
printMacroExpansions := false;
NextToken;