From f29eb0598f62fc3b5f09f2de5a89c0437c6164d9 Mon Sep 17 00:00:00 2001
From: V3n3RiX <venerix@redcorelinux.org>
Date: Tue, 21 Jan 2020 18:52:40 +0000
Subject: gentoo resync : 21.01.2020

---
 .../files/m4ri-20200115-libm_underlinking.patch    | 76 ++++++++++++++++++++++
 1 file changed, 76 insertions(+)
 create mode 100644 sci-libs/m4ri/files/m4ri-20200115-libm_underlinking.patch

(limited to 'sci-libs/m4ri/files/m4ri-20200115-libm_underlinking.patch')

diff --git a/sci-libs/m4ri/files/m4ri-20200115-libm_underlinking.patch b/sci-libs/m4ri/files/m4ri-20200115-libm_underlinking.patch
new file mode 100644
index 000000000000..8d9d2738c087
--- /dev/null
+++ b/sci-libs/m4ri/files/m4ri-20200115-libm_underlinking.patch
@@ -0,0 +1,76 @@
+From be6c249e7838bd838174db5c2bb98bf63b026b83 Mon Sep 17 00:00:00 2001
+From: François Bissey <frp.bissey@gmail.com>
+Date: Tue, 21 Jan 2020 11:24:50 +1300
+Subject: [PATCH] Detect and use LIBM to link libm4ri in all cases.
+
+---
+ Makefile.am       | 2 +-
+ configure.ac      | 6 +++++-
+ m4ri.pc.in        | 2 +-
+ tests/Makefile.am | 2 +-
+ 4 files changed, 8 insertions(+), 4 deletions(-)
+
+diff --git a/Makefile.am b/Makefile.am
+index e317d06..416d9f1 100644
+--- a/Makefile.am
++++ b/Makefile.am
+@@ -58,7 +58,7 @@ pkgconfigdir = $(libdir)/pkgconfig
+ pkgconfig_DATA = m4ri.pc
+ 
+ libm4ri_la_LDFLAGS = -release 0.0.$(RELEASE) -no-undefined
+-libm4ri_la_LIBADD = $(LIBPNG_LIBADD)
++libm4ri_la_LIBADD = $(LIBPNG_LIBADD) $(LIBM)
+ 
+ SUBDIRS = . tests
+ DIST_SUBDIRS = $(SUBDIRS) bench
+diff --git a/configure.ac b/configure.ac
+index 39de702..520154d 100644
+--- a/configure.ac
++++ b/configure.ac
+@@ -15,7 +15,7 @@ AC_CONFIG_MACRO_DIR([m4])
+ dnl Compiling with per-target flags (test_elimination.c) requires AM_PROG_CC_C_O.
+ AM_PROG_CC_C_O
+ 
+-AC_PROG_LIBTOOL
++LT_INIT
+ 
+ AC_PROG_INSTALL
+ 
+@@ -26,6 +26,10 @@ if test "$ac_cv_prog_cc_c99" = "no"; then
+   AC_MSG_ERROR([C99 support is required but not found.])
+ fi
+ 
++# Find and set LIBM on the platform.
++LT_LIB_M
++AC_SUBST(LIBM)
++
+ # SSE2 support
+ AC_ARG_ENABLE([sse2],
+         AS_HELP_STRING([--disable-sse2], [don't use SSE2 instruction set.]),
+diff --git a/m4ri.pc.in b/m4ri.pc.in
+index 5044de7..07597bd 100644
+--- a/m4ri.pc.in
++++ b/m4ri.pc.in
+@@ -7,5 +7,5 @@ Name: M4RI
+ Description: Dense linear algebra over GF(2).
+ Version: @PACKAGE_VERSION@
+ Requires: @M4RI_USE_PNG_PC@
+-Libs: -L${libdir} -lm4ri @RAW_LIBPNG@ -lm
++Libs: -L${libdir} -lm4ri @RAW_LIBPNG@ @LIBM@
+ Cflags: -I${includedir} @SIMD_CFLAGS@ @OPENMP_CFLAGS@
+diff --git a/tests/Makefile.am b/tests/Makefile.am
+index c9839a2..069e360 100644
+--- a/tests/Makefile.am
++++ b/tests/Makefile.am
+@@ -15,7 +15,7 @@ DEFINES =
+ AM_CFLAGS = -I$(TOPSRCDIR) -I$(TOPBUILDDIR) -D_XOPEN_SOURCE=600 $(DEFINES) @OPENMP_CFLAGS@ @PAPI_CFLAGS@
+ 
+ STAGEDIR := $(realpath -s $(TOPBUILDDIR)/.libs)
+-AM_LDFLAGS = -L$(STAGEDIR) -Wl,-rpath,$(STAGEDIR) -lm4ri -lm @PAPI_LDFLAGS@ @PAPI_LIBS@ -no-install
++AM_LDFLAGS = -L$(STAGEDIR) -Wl,-rpath,$(STAGEDIR) -lm4ri $(LIBM) @PAPI_LDFLAGS@ @PAPI_LIBS@ -no-install
+ 
+ test_smallops_SOURCES = test_smallops.c testing.c testing.h
+ 
+-- 
+2.10.5
+
-- 
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