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[/] [openrisc/] [trunk/] [gnu-old/] [gcc-4.2.2/] [gcc/] [testsuite/] [gcc.dg/] [tree-ssa/] [scev-cast.c] - Rev 867
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/* A test for various conversions of chrecs. */ /* { dg-do compile { target i?86-*-* x86_64-*-* } } */ /* { dg-options "-O2 -fdump-tree-optimized" } */ void blas (char xxx); void blau (unsigned char xxx); void tst(void) { unsigned i; for (i = 0; i < 128; i++) /* This cast to char has to be preserved. */ blas ((char) i); for (i = 0; i < 127; i++) /* And this one does not. */ blas ((char) i); for (i = 0; i < 255; i++) /* This cast is not necessary. */ blau ((unsigned char) i); for (i = 0; i < 256; i++) blau ((unsigned char) i); /* This one is necessary. */ } /* { dg-final { scan-tree-dump-times "\\(int\\) \\(unsigned char\\)" 1 "optimized" } } */ /* { dg-final { scan-tree-dump-times "\\(int\\) \\(char\\)" 1 "optimized" } } */ /* { dg-final { cleanup-tree-dump "optimized" } } */
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