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Fixed compound initialization with omitted enclosing curly braces when an array/struct/union to initialize is nested.

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This commit is contained in:
acqn
2023-09-22 10:29:52 +08:00
parent dd833125a8
commit 13e1ed3e7b
2 changed files with 65 additions and 8 deletions
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26
src/cc65/initdata.c
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@@ -343,8 +343,8 @@ static unsigned ParseArrayInit (Type* T, int* Braces, int AllowFlexibleMembers)
/* Char array initialized by string constant */
int NeedParen;
/* If we initializer is enclosed in brackets, remember this fact and
** skip the opening bracket.
/* If the initializer is enclosed in curly braces, remember this fact
** and skip the opening one.
*/
NeedParen = (CurTok.Tok == TOK_LCURLY);
if (NeedParen) {
@@ -377,7 +377,9 @@ static unsigned ParseArrayInit (Type* T, int* Braces, int AllowFlexibleMembers)
} else {
/* Arrays can be initialized without a pair of curly braces */
/* An array can be initialized without a pair of enclosing curly braces
** if it is itself a member of a struct/union or an element of an array.
*/
if (*Braces == 0 || CurTok.Tok == TOK_LCURLY) {
/* Consume the opening curly brace */
HasCurly = ConsumeLCurly ();
@@ -387,14 +389,22 @@ static unsigned ParseArrayInit (Type* T, int* Braces, int AllowFlexibleMembers)
/* Initialize the array members */
Count = 0;
while (CurTok.Tok != TOK_RCURLY) {
/* Flexible array members may not be initialized within
** an array (because the size of each element may differ
** otherwise).
/* Flexible array members cannot be initialized within an array.
** (Otherwise the size of each element may differ.)
*/
ParseInitInternal (ElementType, Braces, 0);
++Count;
if (CurTok.Tok != TOK_COMMA)
if (CurTok.Tok != TOK_COMMA) {
break;
}
if (!HasCurly && ElementCount > 0 && Count >= ElementCount) {
/* If the array is initialized without enclosing curly braces,
** it only accepts how many elements initializers up to its
** count of elements, leaving any following initializers out.
*/
break;
}
NextToken ();
}
@@ -491,7 +501,7 @@ static unsigned ParseStructInit (Type* T, int* Braces, int AllowFlexibleMembers)
Error ("Excess elements in %s initializer", GetBasicTypeName (T));
SkipInitializer (HasCurly);
}
return SI.Offs;
break;
}
/* Check for special members that don't consume the initializer */