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view gcc/testsuite/gcc.dg/tree-ssa/pr23848-4.c @ 158:494b0b89df80 default tip
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author | Shinji KONO <kono@ie.u-ryukyu.ac.jp> |
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date | Mon, 25 May 2020 18:13:55 +0900 |
parents | 04ced10e8804 |
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/* PR middle-end/23848 */ /* { dg-do compile } */ /* { dg-options "-O2 -fdump-tree-optimized" } */ /* { dg-require-effective-target alloca } */ void bar (char *, char *, char *, char *, int); void foo (int size) { char temp[size]; temp[size-1] = '\0'; { char temp2[size]; { char temp3[size]; { char temp4[size]; bar (temp, temp2, temp3, temp4, size); } } __asm __volatile ("" : : "r" (&temp[0]), "r" (&temp2[0]) : "memory"); } } /* { dg-final { scan-tree-dump-times "__builtin_stack_save" 1 "optimized"} } */ /* { dg-final { scan-tree-dump-times "__builtin_stack_restore" 1 "optimized"} } */