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Fixed a bug
git-svn-id: svn://svn.cc65.org/cc65/trunk@1717 b7a2c559-68d2-44c3-8de9-860c34a00d81
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@ -711,8 +711,16 @@ unsigned OptStackOps (CodeSeg* S)
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/* Handling depends if we're inside a sequence or not */
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if (InSeq) {
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if (((E->Use & REG_SP) != 0 &&
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(E->AM != AM65_ZP_INDY || RegValIsUnknown (E->RI->In.RegY)))) {
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/* If we are using the stack, and we don't have "indirect Y"
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* addressing mode, or the value of Y is unknown, or less than
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* two, we cannot cope with this piece of code. Having an unknown
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* value of Y means that we cannot correct the stack offset, while
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* having an offset less than two means that the code works with
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* the value on stack which is to be removed.
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*/
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if ((E->Use & REG_SP) != 0 &&
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(E->AM != AM65_ZP_INDY || RegValIsUnknown (E->RI->In.RegY) ||
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E->RI->In.RegY < 2)) {
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/* All this stuff is not allowed in a sequence */
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InSeq = 0;
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