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[/] [openrisc/] [trunk/] [gnu-dev/] [or1k-gcc/] [gcc/] [testsuite/] [gcc.dg/] [pr46620.c] - Rev 753
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/* PR tree-optimization/46620 */ /* SRA bitfield grouping used to lose track at padding bitfields in the middle of a word. */ /* { dg-do run } */ /* { dg-options "-O2" } */ #include <stdlib.h> struct PCT { unsigned char pi1 : 4; unsigned char pi2 : 3; unsigned char pif : 5; unsigned char sl : 2; unsigned char uc : 1; unsigned char st : 1; unsigned char p : 1; unsigned char cs : 1; unsigned char ss : 1; unsigned char pc : 3; unsigned char dmv : 4; unsigned char cv : 4; }; struct rt { struct rt* d; void (*edo)(void * const); short lId; char dac; }; struct pedr { struct rt re; struct PCT pc; unsigned char mid; } ; void __attribute__((__noinline__)) rei(struct rt* const me, unsigned short anId, void *ad ) { asm volatile (""); } void __attribute__((__noinline__)) pedrdo(void * const p) { asm volatile (""); } void __attribute__((__noinline__)) pedri (struct pedr* const me, struct PCT ppc, unsigned char pmid) { rei(&(me->re), 0x7604, 0); me->pc = ppc; me->mid = pmid; (me)->re.edo = pedrdo; } int main() { struct PCT ps; struct pedr pm; pm.pc.dmv = 0; ps.dmv = 1; pedri(&pm, ps, 32); if (pm.pc.dmv != 1) abort (); exit (0); }
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