2020-08-24 08:01:58 +00:00
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/*
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Copyright 2020 The cc65 Authors
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This software is provided 'as-is', without any express or implied
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warranty. In no event will the authors be held liable for any damages
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arising from the use of this software.
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Permission is granted to anyone to use this software for any purpose,
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including commercial applications, and to alter it and redistribute it
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freely, subject to the following restrictions:
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1. The origin of this software must not be misrepresented; you must not
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claim that you wrote the original software. If you use this software
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in a product, an acknowledgment in the product documentation would be
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appreciated but is not required.
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2. Altered source versions must be plainly marked as such, and must not be
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misrepresented as being the original software.
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3. This notice may not be removed or altered from any source distribution.
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*/
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/*
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Test of indirect goto with label merge ICE.
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https://github.com/cc65/cc65/issues/1211
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2020-08-24 20:24:00 +00:00
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This test case works because CS_MergeLabels has a hack to keep the "unreferenced" label
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(i.e. the one referenced in a data segment).
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2020-08-24 08:01:58 +00:00
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*/
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#include <stdio.h>
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/* When operating correctly, f(0) = 31 and f(1) = 41. */
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int f (int x)
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{
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static const void *const labels[] = {&&L0, &&L1};
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goto *labels[x];
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L0: if (labels[0] != labels[1]) return 31;
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else return 13;
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L1: return 41;
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}
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static unsigned char failures = 0;
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int main (void)
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{
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if (f (0) != 31) failures++;
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if (failures == 0) {
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printf ("PASS\n");
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} else {
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printf ("FAIL\n");
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}
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return failures;
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}
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