124 lines
2.1 KiB
C
124 lines
2.1 KiB
C
/** Tests the basic logical operations.
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type: char, int, long
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storage: static,
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attr: volatile
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values: 5, 350, 31734
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*/
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#include <testfwk.h>
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static {type}
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alwaysTrue(void)
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{
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return ({type}){values};
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}
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static {type}
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alwaysFalse(void)
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{
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return 0;
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}
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static {type}
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neverGetHere(void)
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{
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FAILM("Shouldn't get here");
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return 0;
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}
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static int hit;
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static void
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resetGetHere(void)
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{
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hit = 0;
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}
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static {type}
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alwaysGetHere(void)
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{
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hit++;
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return 1;
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}
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static void
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testLogicalAnd(void)
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{
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{type} true = alwaysTrue();
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{type} false = alwaysFalse();
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ASSERT(true && true && true);
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ASSERT(true && !false);
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ASSERT(!false && true);
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#if 1
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/* PENDING: Doesn't work. */
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/* Test that the evaluation is aborted on the first false. */
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if (true && false && neverGetHere()) {
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/* Tested using neverGetHere() */
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}
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#else
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/* Alternate that is similar. */
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if (true && false) {
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neverGetHere();
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/* Tested using neverGetHere() */
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}
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#endif
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resetGetHere();
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/* Test that the evaluation is done left to right. */
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if (alwaysGetHere() && true && false) {
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ASSERT(hit == 1);
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}
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}
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static void
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testLogicalOr(void)
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{
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{type} true = alwaysTrue();
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{type} false = alwaysFalse();
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ASSERT(false || false || true);
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ASSERT(!true || !false);
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ASSERT(false || true);
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#if 0
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/* PENDING: Doesn't work in sdcc. */
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/* Test that the evaluation is aborted on the first hit. */
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if (false || true || neverGetHere()) {
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/* Tested using neverGetHere() */
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}
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#else
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/* No equivalent. */
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#endif
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resetGetHere();
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/* Test that the evaluation is done left to right. */
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if (alwaysGetHere() || true || false) {
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ASSERT(hit == 1);
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}
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}
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static void
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testNot(void)
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{
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{type} true = alwaysTrue();
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{type} false = alwaysFalse();
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ASSERT(!false);
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ASSERT(!!true);
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ASSERT(!!!false);
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}
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static void
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testFlagToVariable(void)
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{
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{type} true = alwaysTrue();
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{type} false = alwaysFalse();
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{type} val = !true;
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ASSERT(!val);
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val = !!false;
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ASSERT(!false);
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}
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