Mercurial > hg > CbC > CbC_gcc
view gcc/testsuite/gcc.dg/tree-ssa/pr83198.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 | 84e7813d76e9 |
children |
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/* PR tree-optimization/83198 */ /* { dg-do compile { target __float128 } } */ /* { dg-options "-O2 -fprintf-return-value -Wno-format -fdump-tree-optimized" } */ /* { dg-add-options __float128 } */ void bar (void); void link_error (void); void foo (char *x, double y) { /* The expected result should not be constant but rather that of the %f directive with an unknown argument, i.e., at least [3, 317] (but in reality [3, 322] when taking into account that the decimal point can be up to MB_LEN_MAX bytes long). */ int a = __builtin_sprintf (x, "%f", 1.0Q); if (a < 3) link_error (); if (a > 13) bar (); if (a > 322) link_error (); } /* Verify we don't optimize return value to [3, 13]. */ /* { dg-final { scan-tree-dump-not "link_error \\(\\);" "optimized" } } */ /* { dg-final { scan-tree-dump "bar \\(\\);" "optimized" } } */