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/* 78696 - -fprintf-return-value misoptimizes %.Ng where N is greater than 10
Test to verify the correctness of ranges of output computed for floating
point directives.
{ dg-do compile }
{ dg-require-effective-target double64plus }
{ dg-options "-O2 -Wformat -Wformat-overflow -ftrack-macro-expansion=0" } */
typedef __builtin_va_list va_list;
char dst[1];
extern void sink (int, void*);
/* Macro to test either width or precision specified by the asterisk
(but not both). */
#define T1(fmt, a) sink (__builtin_sprintf (dst + 1, fmt, a, x), dst)
/* Macro to test both width and precision specified by the asterisk. */
#define T2(fmt, w, p) sink (__builtin_sprintf (dst + 1, fmt, w, p, x), dst)
/* Macro to test vsprintf with both width and precision specified by
the asterisk. */
#define T(fmt) sink (__builtin_vsprintf (dst + 1, fmt, va), dst)
/* Exercise %a. */
void test_a (int w, int p, double x)
{
T1 ("%.*a", 0); /* { dg-warning "between 3 and 10 bytes" } */
T1 ("%.*a", 1); /* { dg-warning "between 3 and 12 bytes" } */
T1 ("%.*a", 2); /* { dg-warning "between 3 and 13 bytes" } */
T1 ("%.*a", 99); /* { dg-warning "between 3 and 110 bytes" } */
T1 ("%.*a", 199); /* { dg-warning "between 3 and 210 bytes" } */
T1 ("%.*a", 1099); /* { dg-warning "between 3 and 1110 bytes" } */
T1 ("%*.a", 0); /* { dg-warning "between 3 and 10 bytes" } */
T1 ("%*.a", 1); /* { dg-warning "between 3 and 10 bytes" } */
T1 ("%*.a", 3); /* { dg-warning "between 3 and 10 bytes" } */
T1 ("%*.a", 6); /* { dg-warning "between 6 and 10 bytes" } */
T1 ("%*.a", 7); /* { dg-warning "between 7 and 10 bytes" } */
T1 ("%*.a", w); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T1 ("%*.0a", w); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T1 ("%*.1a", w); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T1 ("%*.2a", w); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T1 ("%.*a", p); /* { dg-warning "writing between 3 and 2147483658 bytes" } */
T1 ("%1.*a", p); /* { dg-warning "writing between 3 and 2147483658 bytes" } */
T1 ("%2.*a", p); /* { dg-warning "writing between 3 and 2147483658 bytes" } */
T1 ("%3.*a", p); /* { dg-warning "writing between 3 and 2147483658 bytes" } */
T2 ("%*.*a", w, p); /* { dg-warning "writing between 3 and 2147483658 bytes" } */
}
/* Exercise %e. */
void test_e (int w, int p, double x)
{
T1 ("%.*e", 0); /* { dg-warning "between 3 and 7 bytes" } */
T1 ("%.*e", 1); /* { dg-warning "between 3 and 9 bytes" } */
T1 ("%.*e", 2); /* { dg-warning "between 3 and 10 bytes" } */
T1 ("%.*e", 99); /* { dg-warning "between 3 and 107 bytes" } */
T1 ("%.*e", 199); /* { dg-warning "between 3 and 207 bytes" } */
T1 ("%.*e", 1099); /* { dg-warning "between 3 and 1107 bytes" } */
T1 ("%*.e", 0); /* { dg-warning "between 3 and 7 bytes" } */
T1 ("%*.e", 1); /* { dg-warning "between 3 and 7 bytes" } */
T1 ("%*.e", 1); /* { dg-warning "between 3 and 7 bytes" } */
T1 ("%*.e", 3); /* { dg-warning "between 3 and 7 bytes" } */
T1 ("%*.e", 6); /* { dg-warning "between 6 and 7 bytes" } */
T1 ("%*.e", 7); /* { dg-warning "writing 7 bytes" } */
T1 ("%*.e", w); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T1 ("%*.0e", w); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T1 ("%*.1e", w); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T1 ("%*.2e", w); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T1 ("%.*e", p); /* { dg-warning "writing between 3 and 2147483655 bytes" } */
T1 ("%1.*e", p); /* { dg-warning "writing between 3 and 2147483655 bytes" } */
T1 ("%2.*e", p); /* { dg-warning "writing between 3 and 2147483655 bytes" } */
T1 ("%3.*e", p); /* { dg-warning "writing between 3 and 2147483655 bytes" } */
T2 ("%*.*e", w, p); /* { dg-warning "writing between 3 and 2147483655 bytes" } */
}
/* Exercise %f. */
void test_f (int w, int p, double x)
{
T1 ("%.*f", 0); /* { dg-warning "between 1 and 310 bytes" } */
T1 ("%.*f", 1); /* { dg-warning "between 3 and 312 bytes" } */
T1 ("%.*f", 2); /* { dg-warning "between 3 and 313 bytes" } */
T1 ("%.*f", 99); /* { dg-warning "between 3 and 410 bytes" } */
T1 ("%.*f", 199); /* { dg-warning "between 3 and 510 bytes" } */
T1 ("%.*f", 1099); /* { dg-warning "between 3 and 1410 bytes" } */
T2 ("%*.*f", 0, 0); /* { dg-warning "between 1 and 310 bytes" } */
T2 ("%*.*f", 1, 0); /* { dg-warning "between 1 and 310 bytes" } */
T2 ("%*.*f", 2, 0); /* { dg-warning "between 2 and 310 bytes" } */
T2 ("%*.*f", 3, 0); /* { dg-warning "between 3 and 310 bytes" } */
T2 ("%*.*f", 310, 0); /* { dg-warning "writing 310 bytes" } */
T2 ("%*.*f", 311, 0); /* { dg-warning "writing 311 bytes" } */
T2 ("%*.*f", 312, 312); /* { dg-warning "between 312 and 623 bytes" } */
T2 ("%*.*f", 312, 313); /* { dg-warning "between 312 and 624 bytes" } */
T1 ("%*.f", w); /* { dg-warning "writing between 1 and 2147483648 bytes" } */
T1 ("%*.0f", w); /* { dg-warning "writing between 1 and 2147483648 bytes" } */
T1 ("%*.1f", w); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T1 ("%*.2f", w); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T1 ("%.*f", p); /* { dg-warning "writing between 1 and 2147483958 bytes" } */
T1 ("%1.*f", p); /* { dg-warning "writing between 1 and 2147483958 bytes" } */
T1 ("%2.*f", p); /* { dg-warning "writing between 2 and 2147483958 bytes" } */
T1 ("%3.*f", p); /* { dg-warning "writing between 3 and 2147483958 bytes" } */
T2 ("%*.*f", w, p); /* { dg-warning "writing between 1 and 2147483958 bytes" } */
}
/* Exercise %g. The expected output is the lesser of %e and %f. */
void test_g (double x)
{
T1 ("%.*g", 0); /* { dg-warning "between 1 and 7 bytes" } */
T1 ("%.*g", 1); /* { dg-warning "between 1 and 7 bytes" } */
T1 ("%.*g", 2); /* { dg-warning "between 1 and 9 bytes" } */
T1 ("%.*g", 99); /* { dg-warning "between 1 and 106 bytes" } */
T1 ("%.*g", 199); /* { dg-warning "between 1 and 206 bytes" } */
T1 ("%.*g", 1099); /* { dg-warning "between 1 and 310 bytes" } */
T2 ("%*.*g", 0, 0); /* { dg-warning "between 1 and 7 bytes" } */
T2 ("%*.*g", 1, 0); /* { dg-warning "between 1 and 7 bytes" } */
T2 ("%*.*g", 2, 0); /* { dg-warning "between 2 and 7 bytes" } */
T2 ("%*.*g", 3, 0); /* { dg-warning "between 3 and 7 bytes" } */
T2 ("%*.*g", 7, 0); /* { dg-warning "writing 7 bytes" } */
T2 ("%*.*g", 310, 0); /* { dg-warning "writing 310 bytes" } */
T2 ("%*.*g", 311, 0); /* { dg-warning "writing 311 bytes" } */
T2 ("%*.*g", 312, 312); /* { dg-warning "writing 312 bytes" } */
T2 ("%*.*g", 312, 313); /* { dg-warning "writing 312 bytes" } */
T2 ("%*.*g", 333, 999); /* { dg-warning "writing 333 bytes" } */
}
/* Exercise %a. */
void test_a_va (va_list va)
{
T ("%.0a"); /* { dg-warning "between 3 and 10 bytes" } */
T ("%.1a"); /* { dg-warning "between 3 and 12 bytes" } */
T ("%.2a"); /* { dg-warning "between 3 and 13 bytes" } */
T ("%.99a"); /* { dg-warning "between 3 and 110 bytes" } */
T ("%.199a"); /* { dg-warning "between 3 and 210 bytes" } */
T ("%.1099a"); /* { dg-warning "between 3 and 1110 bytes" } */
T ("%0.a"); /* { dg-warning "between 3 and 10 bytes" } */
T ("%1.a"); /* { dg-warning "between 3 and 10 bytes" } */
T ("%3.a"); /* { dg-warning "between 3 and 10 bytes" } */
T ("%6.a"); /* { dg-warning "between 6 and 10 bytes" } */
T ("%7.a"); /* { dg-warning "between 7 and 10 bytes" } */
T ("%*.a"); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T ("%*.0a"); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T ("%*.1a"); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T ("%*.2a"); /* { dg-warning "writing between 3 and 2147483648 bytes" } */
T ("%.*a"); /* { dg-warning "writing between 3 and 2147483658 bytes" } */
T ("%1.*a"); /* { dg-warning "writing between 3 and 2147483658 bytes" } */
T ("%2.*a"); /* { dg-warning "writing between 3 and 2147483658 bytes" } */
T ("%6.*a"); /* { dg-warning "writing between 6 and 2147483658 bytes" } */
T ("%9.*a"); /* { dg-warning "writing between 9 and 2147483658 bytes" } */
T ("%*.*a"); /* { dg-warning "writing between 3 and 2147483658 bytes" } */
}
/* Exercise %e. */
void test_e_va (va_list va)
{
T ("%e"); /* { dg-warning "between 3 and 14 bytes" } */
T ("%+e"); /* { dg-warning "between 4 and 14 bytes" } */
T ("% e"); /* { dg-warning "between 4 and 14 bytes" } */
T ("%#e"); /* { dg-warning "between 3 and 14 bytes" } */
T ("%#+e"); /* { dg-warning "between 4 and 14 bytes" } */
T ("%# e"); /* { dg-warning "between 4 and 14 bytes" } */
T ("%.e"); /* { dg-warning "between 3 and 7 bytes" } */
T ("%.0e"); /* { dg-warning "between 3 and 7 bytes" } */
T ("%.1e"); /* { dg-warning "between 3 and 9 bytes" } */
T ("%.2e"); /* { dg-warning "between 3 and 10 bytes" } */
T ("%.99e"); /* { dg-warning "between 3 and 107 bytes" } */
T ("%.199e"); /* { dg-warning "between 3 and 207 bytes" } */
T ("%.1099e"); /* { dg-warning "between 3 and 1107 bytes" } */
T ("%0.e"); /* { dg-warning "between 3 and 7 bytes" } */
T ("%1.e"); /* { dg-warning "between 3 and 7 bytes" } */
T ("%1.e"); /* { dg-warning "between 3 and 7 bytes" } */
T ("%3.e"); /* { dg-warning "between 3 and 7 bytes" } */
T ("%6.e"); /* { dg-warning "between 6 and 7 bytes" } */
T ("%7.e"); /* { dg-warning "writing 7 bytes" } */
T ("%.*e"); /* { dg-warning "writing between 3 and 2147483655 bytes" } */
T ("%1.*e"); /* { dg-warning "writing between 3 and 2147483655 bytes" } */
T ("%6.*e"); /* { dg-warning "writing between 6 and 2147483655 bytes" } */
T ("%9.*e"); /* { dg-warning "writing between 9 and 2147483655 bytes" } */
T ("%*.*e"); /* { dg-warning "writing between 3 and 2147483655 bytes" } */
}
/* Exercise %f. */
void test_f_va (va_list va)
{
T ("%f"); /* { dg-warning "between 3 and 317 bytes" } */
T ("%+f"); /* { dg-warning "between 4 and 317 bytes" } */
T ("% f"); /* { dg-warning "between 4 and 317 bytes" } */
T ("%#f"); /* { dg-warning "between 3 and 317 bytes" } */
T ("%+f"); /* { dg-warning "between 4 and 317 bytes" } */
T ("% f"); /* { dg-warning "between 4 and 317 bytes" } */
T ("%#+f"); /* { dg-warning "between 4 and 317 bytes" } */
T ("%# f"); /* { dg-warning "between 4 and 317 bytes" } */
T ("%.f"); /* { dg-warning "between 1 and 310 bytes" } */
T ("%.0f"); /* { dg-warning "between 1 and 310 bytes" } */
T ("%.1f"); /* { dg-warning "between 3 and 312 bytes" } */
T ("%.2f"); /* { dg-warning "between 3 and 313 bytes" } */
T ("%.99f"); /* { dg-warning "between 3 and 410 bytes" } */
T ("%.199f"); /* { dg-warning "between 3 and 510 bytes" } */
T ("%.1099f"); /* { dg-warning "between 3 and 1410 bytes" } */
T ("%0.0f"); /* { dg-warning "between 1 and 310 bytes" } */
T ("%1.0f"); /* { dg-warning "between 1 and 310 bytes" } */
T ("%2.0f"); /* { dg-warning "between 2 and 310 bytes" } */
T ("%3.0f"); /* { dg-warning "between 3 and 310 bytes" } */
T ("%310.0f"); /* { dg-warning "writing 310 bytes" } */
T ("%311.0f"); /* { dg-warning "writing 311 bytes" } */
T ("%312.312f"); /* { dg-warning "between 312 and 623 bytes" } */
T ("%312.313f"); /* { dg-warning "between 312 and 624 bytes" } */
T ("%.*f"); /* { dg-warning "writing between 1 and 2147483958 bytes" } */
T ("%1.*f"); /* { dg-warning "writing between 1 and 2147483958 bytes" } */
T ("%3.*f"); /* { dg-warning "writing between 3 and 2147483958 bytes" } */
T ("%*.*f"); /* { dg-warning "writing between 1 and 2147483958 bytes" } */
}
/* Exercise %g. The expected output is the lesser of %e and %f. */
void test_g_va (va_list va)
{
T ("%g"); /* { dg-warning "between 1 and 13 bytes" } */
T ("%+g"); /* { dg-warning "between 2 and 13 bytes" } */
T ("% g"); /* { dg-warning "between 2 and 13 bytes" } */
/* The pound flag means the radix character is always present. */
T ("%#g"); /* { dg-warning "between 2 and 13 bytes" } */
T ("%#+g"); /* { dg-warning "between 3 and 13 bytes" } */
T ("%# g"); /* { dg-warning "between 3 and 13 bytes" } */
T ("%.g"); /* { dg-warning "between 1 and 7 bytes" } */
T ("%.0g"); /* { dg-warning "between 1 and 7 bytes" } */
T ("%.1g"); /* { dg-warning "between 1 and 7 bytes" } */
T ("%.2g"); /* { dg-warning "between 1 and 9 bytes" } */
T ("%.99g"); /* { dg-warning "between 1 and 106 bytes" } */
T ("%.199g"); /* { dg-warning "between 1 and 206 bytes" } */
T ("%.1099g"); /* { dg-warning "between 1 and 310 bytes" } */
T ("%0.0g"); /* { dg-warning "between 1 and 7 bytes" } */
T ("%1.0g"); /* { dg-warning "between 1 and 7 bytes" } */
T ("%2.0g"); /* { dg-warning "between 2 and 7 bytes" } */
T ("%3.0g"); /* { dg-warning "between 3 and 7 bytes" } */
T ("%7.0g"); /* { dg-warning "writing 7 bytes" } */
T ("%310.0g"); /* { dg-warning "writing 310 bytes" } */
T ("%311.0g"); /* { dg-warning "writing 311 bytes" } */
T ("%312.312g"); /* { dg-warning "writing 312 bytes" } */
T ("%312.313g"); /* { dg-warning "writing 312 bytes" } */
T ("%333.999g"); /* { dg-warning "writing 333 bytes" } */
T ("%.*g"); /* { dg-warning "writing between 1 and 310 bytes" } */
T ("%1.*g"); /* { dg-warning "writing between 1 and 310 bytes" } */
T ("%4.*g"); /* { dg-warning "writing between 4 and 310 bytes" } */
T ("%*.*g"); /* { dg-warning "writing between 1 and 2147483648 bytes" } */
}
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