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diff -up diffutils-3.2/gnulib-tests/float.c.ppc-float diffutils-3.2/gnulib-tests/float.c
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--- diffutils-3.2/gnulib-tests/float.c.ppc-float 2011-08-28 12:57:24.000000000 +0100
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+++ diffutils-3.2/gnulib-tests/float.c 2011-11-25 14:13:58.090442846 +0000
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@@ -22,7 +22,7 @@
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/* Specification. */
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#include <float.h>
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-#if (defined _ARCH_PPC || defined _POWER) && defined _AIX && (LDBL_MANT_DIG == 106) && defined __GNUC__
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+#if (defined _ARCH_PPC || defined _POWER) && (defined _AIX || defined __linux__) && (LDBL_MANT_DIG == 106) && defined __GNUC__
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const union gl_long_double_union gl_LDBL_MAX =
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{ { DBL_MAX, DBL_MAX / (double)134217728UL / (double)134217728UL } };
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#elif defined __i386__
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diff -up diffutils-3.2/gnulib-tests/float.in.h.ppc-float diffutils-3.2/gnulib-tests/float.in.h
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--- diffutils-3.2/gnulib-tests/float.in.h.ppc-float 2011-08-28 12:57:25.000000000 +0100
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+++ diffutils-3.2/gnulib-tests/float.in.h 2011-11-25 14:13:58.091442827 +0000
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@@ -111,7 +111,8 @@ extern const union gl_long_double_union
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#endif
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/* On AIX 7.1 with gcc 4.2, the values of LDBL_MIN_EXP, LDBL_MIN, LDBL_MAX are
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- wrong. */
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+ wrong.
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+ On Linux/PowerPC with gcc 4.4, the value of LDBL_MAX is wrong. */
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#if (defined _ARCH_PPC || defined _POWER) && defined _AIX && (LDBL_MANT_DIG == 106) && defined __GNUC__
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# undef LDBL_MIN_EXP
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# define LDBL_MIN_EXP DBL_MIN_EXP
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@@ -119,6 +120,8 @@ extern const union gl_long_double_union
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# define LDBL_MIN_10_EXP DBL_MIN_10_EXP
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# undef LDBL_MIN
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# define LDBL_MIN 2.22507385850720138309023271733240406422e-308L /* DBL_MIN = 2^-1022 */
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+#endif
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+#if (defined _ARCH_PPC || defined _POWER) && (defined _AIX || defined __linux__) && (LDBL_MANT_DIG == 106) && defined __GNUC__
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# undef LDBL_MAX
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/* LDBL_MAX is represented as { 0x7FEFFFFF, 0xFFFFFFFF, 0x7C8FFFFF, 0xFFFFFFFF }.
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It is not easy to define:
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diff -up diffutils-3.2/gnulib-tests/test-float.c.ppc-float diffutils-3.2/gnulib-tests/test-float.c
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--- diffutils-3.2/gnulib-tests/test-float.c.ppc-float 2011-09-01 23:38:42.000000000 +0100
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+++ diffutils-3.2/gnulib-tests/test-float.c 2011-11-25 14:14:04.623319695 +0000
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@@ -325,7 +325,11 @@ test_long_double (void)
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int n;
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ASSERT (m + m > m);
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+#if (defined _ARCH_PPC || defined _POWER)
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+ for (n = 0; n <= 2 * DBL_MANT_DIG; n++)
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+#else
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for (n = 0; n <= 2 * LDBL_MANT_DIG; n++)
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+#endif
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{
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volatile long double pow2_n = pow2l (n); /* 2^n */
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volatile long double x = m + (m / pow2_n);
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