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Fixed an error in the special purpose allocator in expr.c.

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git-svn-id: svn://svn.cc65.org/cc65/trunk@5109 b7a2c559-68d2-44c3-8de9-860c34a00d81
This commit is contained in:
uz 2011-08-02 16:46:47 +00:00
parent 1df46aed11
commit ca0877adb6
1 changed files with 6 additions and 4 deletions
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10
src/ca65/expr.c
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@ -94,10 +94,11 @@ static ExprNode* NewExprNode (unsigned Op)
ExprNode* N; ExprNode* N;
/* Do we have some nodes in the list already? */ /* Do we have some nodes in the list already? */
if (FreeExprNodes) { if (FreeNodeCount) {
/* Use first node from list */ /* Use first node from list */
N = FreeExprNodes; N = FreeExprNodes;
FreeExprNodes = N->Left; FreeExprNodes = N->Left;
--FreeNodeCount;
} else { } else {
/* Allocate fresh memory */ /* Allocate fresh memory */
N = xmalloc (sizeof (ExprNode)); N = xmalloc (sizeof (ExprNode));
@ -124,6 +125,7 @@ static void FreeExprNode (ExprNode* E)
/* Remember this node for later */ /* Remember this node for later */
E->Left = FreeExprNodes; E->Left = FreeExprNodes;
FreeExprNodes = E; FreeExprNodes = E;
++FreeNodeCount;
} else { } else {
/* Free the memory */ /* Free the memory */
xfree (E); xfree (E);
@ -1016,7 +1018,7 @@ static ExprNode* Factor (void)
break; break;
default: default:
if (LooseCharTerm && CurTok.Tok == TOK_STRCON && if (LooseCharTerm && CurTok.Tok == TOK_STRCON &&
SB_GetLen (&CurTok.SVal) == 1) { SB_GetLen (&CurTok.SVal) == 1) {
/* A character constant */ /* A character constant */
N = GenLiteralExpr (TgtTranslateChar (SB_At (&CurTok.SVal, 0))); N = GenLiteralExpr (TgtTranslateChar (SB_At (&CurTok.SVal, 0)));
@ -1471,8 +1473,8 @@ void FreeExpr (ExprNode* Root)
{ {
if (Root) { if (Root) {
FreeExpr (Root->Left); FreeExpr (Root->Left);
FreeExpr (Root->Right); FreeExpr (Root->Right);
FreeExprNode (Root); FreeExprNode (Root);
} }
} }