fix libime build

app-i18n/libime/files/libime-1.0.7-fix-compile-error.patch

@@ -0,0 +1,48 @@
+From 6b65eed26351a7186804d4885e8163be60be7cb6 Mon Sep 17 00:00:00 2001
+From: Weng Xuetian <wengxt@gmail.com>
+Date: Sun, 5 Sep 2021 10:46:58 -0700
+Subject: [PATCH] Add <cmath> to include.
+
+Fix #25
+---
+ src/libime/core/languagemodel.cpp     | 1 +
+ src/libime/core/userlanguagemodel.cpp | 1 +
+ test/testhistorybigram.cpp            | 1 +
+ 3 files changed, 3 insertions(+)
+
+diff --git a/src/libime/core/languagemodel.cpp b/src/libime/core/languagemodel.cpp
+index 3706452..71b9a5c 100644
+--- a/src/libime/core/languagemodel.cpp
++++ b/src/libime/core/languagemodel.cpp
+@@ -9,6 +9,7 @@
+ #include "constants.h"
+ #include "lattice.h"
+ #include "lm/model.hh"
++#include <cmath>
+ #include <fcitx-utils/fs.h>
+ #include <fstream>
+ #include <type_traits>
+diff --git a/src/libime/core/userlanguagemodel.cpp b/src/libime/core/userlanguagemodel.cpp
+index de19eb3..bfb228b 100644
+--- a/src/libime/core/userlanguagemodel.cpp
++++ b/src/libime/core/userlanguagemodel.cpp
+@@ -10,6 +10,7 @@
+ #include "lm/model.hh"
+ #include "utils.h"
+ #include "utils_p.h"
++#include <cmath>
+ 
+ namespace libime {
+ 
+diff --git a/test/testhistorybigram.cpp b/test/testhistorybigram.cpp
+index 409eafc..1869c93 100644
+--- a/test/testhistorybigram.cpp
++++ b/test/testhistorybigram.cpp
+@@ -6,6 +6,7 @@
+ 
+ #include "libime/core/historybigram.h"
+ #include <boost/range/irange.hpp>
++#include <cmath>
+ #include <fcitx-utils/log.h>
+ #include <sstream>
+ 

app-i18n/libime/libime-1.0.7.ebuild

@@ -34,6 +34,10 @@ DEPEND="${RDEPEND}
 	kde-frameworks/extra-cmake-modules:5
 	virtual/pkgconfig"
 
+PATCHES=(
+	"${FILESDIR}/${P}-fix-compile-error.patch"
+)
+
 src_prepare() {
 	ln -s "${DISTDIR}/fcitx5-lm_sc.3gm.arpa-20140820.tar.bz2" data/lm_sc.3gm.arpa-20140820.tar.bz2 || die
 	ln -s "${DISTDIR}/fcitx5-dict.utf8-20210402.tar.xz" data/dict.utf8-20210402.tar.xz || die