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diff --git a/acinclude.m4 b/acinclude.m4
index e84c5c785..8e7bb4ae7 100644
--- a/acinclude.m4
+++ b/acinclude.m4
@@ -564,23 +564,6 @@
}
])
-# __builtin_alloca is not available everywhere, check it exists before
-# seeing that it works
-GMP_PROG_CC_WORKS_PART_TEST([$1],[__builtin_alloca availability],
-[int k; int foo () { __builtin_alloca (k); }],
- [GMP_PROG_CC_WORKS_PART([$1], [alloca array],
-[/* The following provokes an internal compiler error from Itanium HP-UX cc
- under +O2 or higher. We use this sort of code in mpn/generic/mul_fft.c. */
-int k;
-int foo ()
-{
- int i, **a;
- a = __builtin_alloca (k);
- for (i = 0; i <= k; i++)
- a[i] = __builtin_alloca (1 << i);
-}
-])])
-
GMP_PROG_CC_WORKS_PART([$1], [abs int -> double conversion],
[/* The following provokes an internal error from the assembler on
power2-ibm-aix4.3.1.0. gcc -mrios2 compiles to nabs+fcirz, and this
@@ -609,7 +609,7 @@
#if defined (__GNUC__) && ! defined (__cplusplus)
typedef unsigned long long t1;typedef t1*t2;
-void g(){}
+void g(int,t1 const*,t1,t2,t1 const*,int){}
void h(){}
static __inline__ t1 e(t2 rp,t2 up,int n,t1 v0)
{t1 c,x,r;int i;if(v0){c=1;for(i=1;i<n;i++){x=up[i];r=x+1;rp[i]=r;}}return c;}
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