grackle badaddr: Use void casts instead of a dummy variable.
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@ -243,7 +243,6 @@ badaddr(void *addr, size_t size)
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{
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struct thread *td;
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jmp_buf env, *oldfaultbuf;
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int x;
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/* Get rid of any stale machine checks that have been waiting. */
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__asm __volatile ("sync; isync");
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@ -262,13 +261,13 @@ badaddr(void *addr, size_t size)
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switch (size) {
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case 1:
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x = *(volatile int8_t *)addr;
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(void)*(volatile int8_t *)addr;
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break;
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case 2:
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x = *(volatile int16_t *)addr;
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(void)*(volatile int16_t *)addr;
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break;
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case 4:
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x = *(volatile int32_t *)addr;
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(void)*(volatile int32_t *)addr;
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break;
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default:
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panic("badaddr: invalid size (%zd)", size);
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