#13948: Let MPIR build with Clang
--------------------------------------+-------------------------------------
Reporter: jpflori | Owner: leif
Type: defect | Status: new
Priority: major | Milestone: sage-5.10
Component: packages: standard | Resolution:
Keywords: spkg mpir clang | Work issues:
Report Upstream: N/A | Reviewers:
Authors: | Merged in:
Dependencies: #13137 | Stopgaps:
--------------------------------------+-------------------------------------
Comment (by leif):
Replying to [comment:2 leif]:
> (I do have a trivial patch to `acinclude.m4` to make MPIR configure [and
of course build and pass its test suite] with `clang`. Haven't yet
submitted it upstream either IIRC.)
''I think^TM^'' this is the ''resulting'' patch to `configure` (resulting
from patching `acinclude.m4` in two places):
{{{
#!patch
--- mpir-2.6.0/configure 2012-11-08 23:13:27.000000000 +0100
+++ mpir-2.6.0/configure 2013-01-06 14:06:55.873290298 +0100
@@ -5132,7 +5132,7 @@
rm -f conftest* a.out b.out a.exe a_out.exe
cat >conftest.c <<EOF
/* The following aborts with gcc-4.3.2 on a 64bit system which is an
unusable compiler */
-#if defined(__GNUC__) && !defined(__INTEL_COMPILER)
+#if defined(__GNUC__) && !defined(__INTEL_COMPILER) &&
!defined(__clang__)
int __attribute__((noinline))
foo(int i)
{
@@ -5588,7 +5588,7 @@
Extracted from tests/mpn/t-iord_u.c. Causes Apple's gcc 3.3 build
1640 and
1666 to segfault with e.g., -O2 -mpowerpc64. */
-#ifdef __GNUC__
+#if defined(__GNUC__) && !defined(__clang__)
typedef unsigned long long t1;typedef t1*t2;
__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;}
@@ -6393,7 +6393,7 @@
rm -f conftest* a.out b.out a.exe a_out.exe
cat >conftest.c <<EOF
/* The following aborts with gcc-4.3.2 on a 64bit system which is an
unusable compiler */
-#if defined(__GNUC__) && !defined(__INTEL_COMPILER)
+#if defined(__GNUC__) && !defined(__INTEL_COMPILER) &&
!defined(__clang__)
int __attribute__((noinline))
foo(int i)
{
@@ -6849,7 +6849,7 @@
Extracted from tests/mpn/t-iord_u.c. Causes Apple's gcc 3.3 build
1640 and
1666 to segfault with e.g., -O2 -mpowerpc64. */
-#ifdef __GNUC__
+#if defined(__GNUC__) && !defined(__clang__)
typedef unsigned long long t1;typedef t1*t2;
__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;}
}}}
--
Ticket URL: <http://trac.sagemath.org/sage_trac/ticket/13948#comment:3>
Sage <http://www.sagemath.org>
Sage: Creating a Viable Open Source Alternative to Magma, Maple, Mathematica,
and MATLAB
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