31 lines
1.1 KiB
C
31 lines
1.1 KiB
C
/* { dg-do compile } */
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/* { dg-options "-std=gnu99" } */
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/* Check if GCC generates warnings when overflows. */
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_Fract a0 = 0.5r + 0.5r; /* { dg-warning "overflow" } */
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_Fract a1 = 0.5r + 0.6r; /* { dg-warning "overflow" } */
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_Fract a2 = 0.5r + -0.6r;
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_Fract a3 = -0.5r + 0.6r;
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_Fract a4 = -0.5r + -0.5r;
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_Fract a5 = -0.5r + -0.6r; /* { dg-warning "overflow" } */
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_Fract a6 = 0.0r + __FRACT_MIN__;
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_Fract a7 = 0.1r + __FRACT_MIN__;
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_Fract a8 = -0.1r + __FRACT_MIN__; /* { dg-warning "overflow" } */
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_Fract a9 = 0.0r + __FRACT_MAX__;
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_Fract a10 = 0.1r + __FRACT_MAX__; /* { dg-warning "overflow" } */
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_Fract a11 = -0.1r + __FRACT_MAX__;
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_Fract b0 = 0.5r - 0.5r;
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_Fract b1 = 0.5r - 0.6r;
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_Fract b2 = 0.5r - -0.6r; /* { dg-warning "overflow" } */
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_Fract b3 = -0.5r - 0.6r; /* { dg-warning "overflow" } */
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_Fract b4 = -0.5r - -0.5r;
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_Fract b5 = -0.5r - -0.6r;
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_Fract b6 = 0.0r - __FRACT_MIN__; /* { dg-warning "overflow" } */
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_Fract b7 = 0.1r - __FRACT_MIN__; /* { dg-warning "overflow" } */
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_Fract b8 = -0.1r - __FRACT_MIN__;
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_Fract b9 = 0.0r - __FRACT_MAX__;
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_Fract b10 = 0.1r - __FRACT_MAX__;
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_Fract b11 = -0.1r - __FRACT_MAX__; /* { dg-warning "overflow" } */
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