patches/gmp/4.3.1/110-unbounded-alloc.patch
author Johannes Stezenbach <js@sig21.net>
Thu Jul 29 19:47:16 2010 +0200 (2010-07-29)
changeset 2045 fdaa6c7f6dea
permissions -rw-r--r--
cc/gcc: add option to compile against static libstdc++, for gcc-4.4 and newer

Idea and know-how taken from CodeSourcery build script.

Normal build:
$ ldd arm-unknown-linux-uclibcgnueabi-gcc
linux-gate.so.1 => (0xb77f3000)
libstdc++.so.6 => /usr/lib/libstdc++.so.6 (0xb76e8000)
libc.so.6 => /lib/i686/cmov/libc.so.6 (0xb75a1000)
libm.so.6 => /lib/i686/cmov/libm.so.6 (0xb757a000)
/lib/ld-linux.so.2 (0xb77f4000)
libgcc_s.so.1 => /lib/libgcc_s.so.1 (0xb755c000)

CC_STATIC_LIBSTDCXX=y:
$ ldd arm-unknown-linux-uclibcgnueabi-gcc
linux-gate.so.1 => (0xb7843000)
libc.so.6 => /lib/i686/cmov/libc.so.6 (0xb76e6000)
/lib/ld-linux.so.2 (0xb7844000)

I made CC_STATIC_LIBSTDCXX default=y since I think
it is always desirable.

Signed-off-by: Johannes Stezenbach <js@sig21.net>
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diff --git a/mpn/generic/toom44_mul.c b/mpn/generic/toom44_mul.c
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--- a/mpn/generic/toom44_mul.c
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+++ b/mpn/generic/toom44_mul.c
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@@ -116,17 +116,16 @@
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   TMP_MARK;
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-  as1  = TMP_SALLOC_LIMBS (n + 1);
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-  asm1 = TMP_SALLOC_LIMBS (n + 1);
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-  as2  = TMP_SALLOC_LIMBS (n + 1);
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-  ash  = TMP_SALLOC_LIMBS (n + 1);
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-  asmh = TMP_SALLOC_LIMBS (n + 1);
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-
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-  bs1  = TMP_SALLOC_LIMBS (n + 1);
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-  bsm1 = TMP_SALLOC_LIMBS (n + 1);
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-  bs2  = TMP_SALLOC_LIMBS (n + 1);
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-  bsh  = TMP_SALLOC_LIMBS (n + 1);
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-  bsmh = TMP_SALLOC_LIMBS (n + 1);
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+  as1  = TMP_ALLOC_LIMBS (10 * n + 10);
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+  asm1 = as1  + n + 1;
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+  as2  = asm1 + n + 1;
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+  ash  = as2  + n + 1;
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+  asmh = ash  + n + 1;
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+  bs1  = asmh + n + 1;
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+  bsm1 = bs1  + n + 1;
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+  bs2  = bsm1 + n + 1;
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+  bsh  = bs2  + n + 1;
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+  bsmh = bsh  + n + 1;
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   gp = pp;
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   hp = pp + n + 1;