20 lines
704 B
Diff
20 lines
704 B
Diff
--- m4-1.4.17/tests/test-isnanl.h.ori
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+++ m4-1.4.17/tests/test-isnanl.h
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@@ -51,6 +51,15 @@ main ()
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/* A bit pattern that is different from a Quiet NaN. With a bit of luck,
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it's a Signalling NaN. */
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{
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+#if defined __powerpc__ && LDBL_MANT_DIG == 106
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+ /* This is PowerPC "double double", a pair of two doubles. Inf and Nan are
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+ represented as the corresponding 64-bit IEEE values in the first double;
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+ the second is ignored. Manipulate only the first double. */
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+ #undef NWORDS
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+ #define NWORDS \
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+ ((sizeof (double) + sizeof (unsigned int) - 1) / sizeof (unsigned int))
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+#endif
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+
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memory_long_double m;
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m.value = NaNl ();
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# if LDBL_EXPBIT0_BIT > 0
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