scc

Simple C99 Compiler
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commit 15accc917305a32e269f8f3063108e9115d44d3d
parent 986532bfe53fc9b4f4bce07d94039cbebffcdb61
Author: Roberto E. Vargas Caballero <k0ga@shike2.com>
Date:   Thu, 13 Aug 2015 19:57:32 +0200

decay pointers and functions in eval()

This is mainly done for function calls, where
pointers are passed. We have to found a better
way to do this, because there are too much
calls to decay() .

Diffstat:
cc1/expr.c | 10++++++++++
1 file changed, 10 insertions(+), 0 deletions(-)

diff --git a/cc1/expr.c b/cc1/expr.c @@ -267,6 +267,10 @@ chklvalue(Node *np, Type *tp) error("invalid use of void expression"); } +/* TODO: put decay() call in a better place, because at this + moment we call dozens of calls in all the code */ +static Node *decay(Node *np); + Node * eval(Node *np) { @@ -274,6 +278,12 @@ eval(Node *np) if (!np) return NULL; + + switch (BTYPE(np)) { + case ARY: + case FTN: + np = decay(np); + } if (np->op != OAND && np->op != OOR) return np; p = node(OCOLON, inttype, constnode(one), constnode(zero));